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  1. Ansatte

Språkvelger

English

Sony George

Last ned pressefoto
Last ned pressefoto
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Sony George

Professor
Institutt for datateknologi og informatikk
Fakultet for informasjonsteknologi og elektroteknikk

sony.george@ntnu.no
92556485 Ametyst-bygget, A214, Gjøvik
Google Scholar Colourlab
Om Publikasjoner Undervisning Formidling

Om

Member of Colourlab

Research Interests

  • Spectral imaging
  • Computer Vision
  • Cultural heritage imaging
  • Spectral imaging for food and agriculture

Project Participation

Projects funded by EU Horizon Europe/ 2020 Research and Innovation programme under the Marie Skłodowska-Curie Actions:

  • UNCHANGE: UNderstanding change in Cultural HeritAge: the Next Generation of Experts (2027-2031). Role: Project coordinator, WP leader, PhD supervisor.  Total budget: € 4,746,888.36
  • GLASS-CARE: Green Light for Advanced Solutions in Stained Glass Conservation and Application of Research and Education (2027-2031). Role: Participant/Beneficiary, PhD supervisor. Total budget: € 4,525,873.2
  • UNVEIL: Unified Nondestructive Evaluation of Historical Artifacts. (2026-2030). Role: Participant/Beneficiary, PhD supervisor. Total budget: € 3,704 283.00
  • CHANGE: Cultural Heritage Analysis for New GEnerations. (2019-2024). Role: Deputy coordinator, WP leader, PhD supervisor, Proposal coordinator. Total budget: € 4,068 821.16
  • HiPerNav: High Performance Soft Tssue Navigation. (2016-2020). Role: Proposal writing, Project manager (6 months). Total budget: € 4,041 920.04

     

Projects funded by Research Council of Norway

  • NordPheno- Nordic Research Infrastructure Hub for Digital Plant Phenotyping.(2026-2030). Role: Participant
  • PheNo- The Norwegian Plant Phenotyping Infrastructure. (2025-2031). Role: Participant
  • TexRec- Virtual Reconstruction, Interpretation and Preservation of the Textile Artefacts from the Oseberg Find (2021-2025). Role: Project leader at NTNU
  • NOCHANGE- CHANGE Norway Network . (2021-2025). Role: Deputy leader.  
  • CHANGE - Development of Imaging Tools for Change Detection of Cultural Heritage Objects. (2016-2018). Role: Project leader.  
  • Hyperspectral Imaging and Analysis of Ancient Manuscripts. (2014-2016). Role: Researcher.
  • HyperDerm – Imaging system prototype setup and evaluation.  (2014-2016). Role: Project participant
  • HyPerCept: Color and Quality in Higher Dimensions. SHP Project (2013-2016). Role: Researcher.
  • Yggdrasil: Color and spectral imaging for cultural heritage applications. (2012-2013). Role: Researcher.

Member of EU COST Actions:

  • CA24111- ENFIBER: European Network for Valorizing Food Processing Waste into Sustainable Fibers (2025-2029). Role: Management Committee member- Norway. 
  • CA23141: MAIA- Managing Artificial Intelligence in Archaeology (2024-2028). Role: Management Committee member- Norway. 
  • IG19145: SensAIfood - Artificial intelligence methods for spectral data processing to solve food fraud and authenticity issues (2024-2025). Role: Participant, STSM host
  • CA19145: SensorFINT - The European Network for assuring food integrity using non-destructive spectral sensors (2020-2024). Role: Participant, STSM host
  • CA16101: MULTIFORESEE: MULTI-modal Imaging of FOREnsic SciEnce Evidence. (2016-2020). Role: MC member (substitute)- Norway.
  • TD 1201: COSCH: Colour and Space in Cultural Heritage.(2012-2016). Role: MC member (substitute)- Norway. 

Commissions of Trust

  • Expert evaluator. Horizon Europe proposals and projects
  • Expert evaluator. Latvian Council of Science
  • Expert evaluator. European Science Foundation (ESF) 
  • Advisory board member. Project: 3D-4CH Online Competence Centre in 3D for Cultural Heritage
  • Reviewer for various indexed journals in the field of imaging, computer vision, cultural heritage, spectral imaging, etc.
  • Opponent and reviewer of PhD degree defences in Norway, France, Poland, Switzerland, and India.

Professional Services

  • Publication chair,  Scandinavian Conference on Image Analysis SCIA 2027. To be held in Gjøvik, Norway. 08– 11 June 2027.
  • Convenor, 11th International Conference on Computer Vision & Image Processing. CVIP 2026. To be held at NIT Calicut, India. 9-12 December 2026.
  • General co-chair, London Imaging Meeting LIM 2026. To be held in London 24-26 June 2026.
  • Scientific committee member, session chair. InART Conference 2024, Oslo, Norway. 4-7 June 2024.
  • Dissemination session chair,  EUVIP 2023 : 11th European Workshop on Visual Information Processing. Gjøvik, Norway. 11-14 September 2023.
  • General chair, Archiving 2023. Oslo, Norway. 19-23 June 2023.
  • Technical program chair, Archiving 2022. Held online. 7-10 June 2022.
  • Special session- Deep learning for Cultural Heritage, committee member, NLDL 2022: Northern Lights Deep Learning Conference 2022, Tromsø, Norway. Held online. 10-12 January 2022.
  • Program committee member, Material Appearance workshop, Electronic Imaging EI 2021.
  • Program committee member and reviewer, SUMAC 2020: The 2nd workshop on Structuring and Understanding of Multimedia Heritage Contents, Nice, France. 12 October 2020.
  • General chair, CVCS 2020: 10th Colour and Visual Computing Symposium 2018, Gjøvik, Norway. 17-18 September 2020.
  • Workshop chair, ICISP 2020: 9th International Conference on Image and Signal Processing, Marrakech, Morocco. 4-6 June 2020.
  • Technical committee and reviewer, SUMAC 2019: The 1st workshop on Structuring and Understanding of Multimedia Heritage Contents, Nice, France. 21 October 2019.
  • Organising committee and Chair of the session, EUVIP 2019: 8th European Workshop on Visual Information Processing, Roma, Italy. 28 - 31 October 2019.
  • Workshop chair- ”Cultural Heritage Digitization”, CIC 2019: 27th Colour Imaging Conference, Paris France 21-25 October 2019.
  • General chair, CVCS 2018: 9th Colour and Visual Computing Symposium 2018, Gjøvik, Norway. 19-20 September 2018.
  • Workshop chair ”Cultural Heritage Digitization: Challenges and Opportunities”, CIC 2017: 25th Colour Imaging Conference, Lillehammer, Norway. 11-15 September 2017.

Memberships of Scientific Societies

  • IEEE, ACM, SPIE, Forum Farge

 

 

 

 

 

 

 

Kompetanseord

  • Computer Vision
  • Cultural heritage digitisation and analysis
  • Hyperspectral imaging
  • Multispectral imaging
  • Spectral imaging of food and agriculture

Publikasjoner

  • Kronologisk
  • Etter kategori
  • Alle publikasjoner i Nasjonalt vitenarkiv (NVA)

2026

  • Khawaja, Arsalan; Hardeberg, Jon Yngve; Mansouri, Alamin; George, Sony; Marzani, Franck. (2026) Contributions on acquisition and analysis of reflectance transformation imaging for cultural heritage applications. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doktorgradsavhandling
  • K.S., Shanthini; George, Sudhish N.; Francis, Jobin; George, Sony. (2026) SS-CNN BruiseFinder: Hyperspectral imaging and CNN-driven spatial-spectral fusion for non-destructive plum bruise analysis. Food Control
    Vitenskapelig artikkel
  • Patil, Ravindra; Rodriguez, Beatriz Lopez; Røen, Dag; Waage, Malin; Kyrkjebø, Erik; George, Sony. (2026) Toward raspberry crop monitoring: A review of AI-driven solutions for sustainable agriculture. Ecological Informatics
    Vitenskapelig artikkel
  • Khawaja, Arsalan; Gigilashvili, Davit; Łojewski, Tomasz; George, Sony; Marzani, Franck; Hardeberg, Jon Yngve. (2026) Beyond relighting: RTI for clustering fragmented heritage textiles using deep learning. npj Heritage Science
    Vitenskapelig artikkel

2025

  • López-Baldomero, Ana Belén; Martínez-Domingo, Miguel Ángel; George, Sony; Valero, Eva María. (2025) Spectral unmixing as a preprocessing step for SVM-based material identification in historical manuscripts. npj Heritage Science
    Vitenskapelig artikkel
  • Khawaja, Arsalan; Gigilashvili, Davit; Łojewski, Tomasz; George, Sony; Marzani, Franck; Hardeberg, Jon Yngve. (2025) RTI beyond relighting: Image analysis for archaeological Oseberg textiles. Journal of Physics: Conference Series (JPCS)
    Vitenskapelig artikkel
  • Hlayhel, Raed; Pin, Simon Hviid del; Horiuchi, Takahiko; George, Sony; Hardeberg, Jon Yngve; Sole, Aditya Suneel. (2025) Naturalness Perception of 3D Prints with Highlighted Features. Journal of Perceptual Imaging (JPI)
    Vitenskapelig artikkel
  • Hlayhel, Raed; Sole, Aditya Suneel; Hardeberg, Jon Yngve; George, Sony. (2025) Material Appearance Reproduction Using 3D Printing. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doktorgradsavhandling
  • Hlayhel, Raed; George, Sony; Hardeberg, Jon Yngve; Sole, Aditya Suneel. (2025) White core thickness effect on 3D-printed color reproduction. The International Journal of Advanced Manufacturing Technology
    Vitenskapelig artikkel
  • Francis, Jobin; George, Sony; Devassy, Binu Melit; George, Sudhish N.. (2025) Development of a unified framework of low-rank approximation and deep neural networks for predicting the spatial variability of SSC in `Spania' watermelons using vis/NIR hyperspectral imaging. Postharvest Biology and Technology
    Vitenskapelig artikkel
  • Shanthini, K.S.; Francis, Jobin; George, Sudhish N.; George, Sony; Devassy, Binu Melit. (2025) Early bruise detection, classification and prediction in strawberry using Vis-NIR hyperspectral imaging. Food Control
    Vitenskapelig artikkel
  • K.S., Shanthini; George, Sudhish N.; O.V., Athul Chandran; K.M., Jinumol; P., Keerthana; Francis, Jobin. (2025) NorBlueNet: Hyperspectral imaging-based hybrid CNN-transformer model for non-destructive SSC analysis in Norwegian wild blueberries. Computers and Electronics in Agriculture
    Vitenskapelig artikkel

2024

  • Storeide, Markus Sebastian Bakken; George, Sony; Sole, Aditya Suneel; Hardeberg, Jon Yngve. (2024) Evaluating Entropy of Geometric Accuracy in 3D Objects During Mesh Simplification. Journal of Imaging Science and Technology
    Vitenskapelig artikkel
  • Khawaja, Muhammad Arsalan; George, Sony; Marzani, Franck; Hardeberg, Jon Yngve; Mansouri, Alamin. (2024) Self-supervised classification of surfaces using reflectance transformation imaging. CEUR Workshop Proceedings
    Vitenskapelig artikkel
  • Sharma, Deepshikha; Schmidt-Ott, Katharina; Rothenhaeusler, Ulrike; George, Sony; Joseph, Edith; Lombardo, Tiziana. (2024) Application of hyperspectral imaging for characterization of VOC-induced historical glass corrosion. The European Physical Journal Plus
    Vitenskapelig artikkel
  • Grillini, Federico; Ferri, Lavinia de; Pantos, George Alexis; George, Sony; Veseth, Margunn. (2024) Reflectance imaging spectroscopy for the study of archaeological pre-Columbian textiles. Microchemical Journal
    Vitenskapelig artikkel
  • Grillini, Federico; Aksas, Lyes; Lapray, Pierre-Jean; Foulonneau, Alban; Thomas, Jean-Baptiste Denis; George, Sony. (2024) Relationship between reflectance and degree of polarization in the VNIR-SWIR: A case study on art paintings with polarimetric reflectance imaging spectroscopy. PLOS ONE
    Vitenskapelig artikkel
  • Storeide, Markus Sebastian Bakken; George, Sony; Sole, Aditya Suneel; Hardeberg, Jon Yngve. (2024) 3D Object Quality Metrics and their Differences: How Can We Evaluate Quality of Digitization?. Archiving Conference
    Vitenskapelig artikkel
  • Sandana, J. Sudaroli; Deivalakshmi, S.; George, Sony. (2024) MMDAN: multiwavelet based multiscale dilated attention network for remote sensing image super-resolution. Signal, Image and Video Processing
    Vitenskapelig artikkel

2023

  • Mandal, Dipendra Jee; Deborah, Hilda; George, Sony; Hardeberg, Jon Yngve. (2023) Unsupervised Clustering for Works of Art Using Hyperspectral Imaging: A Case Study on Edvard Munch's Self-Portrait (1905). Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing
    Vitenskapelig artikkel
  • Khawaja, Muhammad Arsalan; George, Sony; Marzani, Franck; Hardeberg, Jon Yngve; Mansouri, Alamin. (2023) An interactive method for adaptive acquisition in Reflectance Transformation Imaging for cultural heritage. IEEE International Conference on Computer Vision Workshop (ICCVW)
    Vitenskapelig artikkel
  • Ciortan, Irina-Mihaela; George, Sony; Hardeberg, Jon Yngve. (2023) The Influence of Interreflections on Shape From Fluorescence. Color and Imaging Conference (CIC)
    Vitenskapelig artikkel
  • Francis, Jobin; Devassy, Binu Melit; George, Sudhish N; George, Sony. (2023) Quantitative Assessment of Hayward Kiwi Soluble Solids Content Prediction Using Hyperspectral Imaging. Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony. (2023) Forensic Document Analysis Using Hyperspectral Imaging and Deep Convolutional Spectral Clustering. Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing
    Vitenskapelig artikkel
  • Sharma, Deepshikha; Nurit, Marvin; Rothenhäusler, Ulrike; Schmidt-Ott, Katharina; Joseph, Edith; George, Sony. (2023) Application of Reflectance Transformation Imaging for visualizing early signs of corrosion in historical glass corrosion. Archiving Conference
    Vitenskapelig artikkel
  • Grillini, Federico; Thomas, Jean-Baptiste Denis; George, Sony. (2023) Logistic splicing correction for VNIR–SWIR reflectance imaging spectroscopy. Optics Letters
    Vitenskapelig artikkel
  • Mandal, Dipendra Jee; Pedersen, Marius; George, Sony; Boust, Clotilde. (2023) Comparison of Pigment Classification Algorithms on Non-Flat Surfaces using Hyperspectral Imaging. Journal of Imaging Science and Technology
    Vitenskapelig artikkel
  • Mandal, Dipendra Jee; Pedersen, Marius; George, Sony; Deborah, Hilda; Boust, Clotilde. (2023) An Experiment-based Comparative Analysis of Pigment Classification Algorithms using Hyperspectral Imaging. Journal of Imaging Science and Technology
    Vitenskapelig artikkel
  • Khawaja, Muhammad Arsalan; Marzani, Franck; George, Sony; Hardeberg, Jon Yngve; Mansouri, Alamin. (2023) An interactive method for adaptive acquisition in Reflectance Transformation Imaging for cultural heritage.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Grillini, Federico; Thomas, Jean-Baptiste Denis; George, Sony. (2023) Full VNIR-SWIR hyperspectral imaging workflow for the monitoring of archaeological textiles. Archiving Conference
    Vitenskapelig artikkel
  • Papanikolaou, Athanasia; George, Sony; Sole, Aditya Suneel; Trumpy, Giorgio; Kujawinska, Malgorzata. (2023) Multimodal Measurement of Parchment Using a Custom 3D Scanner. Archiving Conference
    Vitenskapelig artikkel
  • Storeide, Markus Sebastian Bakken; George, Sony; Sole, Aditya Suneel; Hardeberg, Jon Yngve. (2023) Standardization of digitized heritage: a review of implementations of 3D in cultural heritage. Heritage Science
    Vitenskapelig oversiktsartikkel/review
  • Yeswanth, P.V.; Deivalakshmi, S.; George, Sony; Ko, Seok-Bum. (2023) Residual Skip Network-Based Super-Resolution for Leaf Disease Detection of Grape Plant. Circuits, systems, and signal processing
    Vitenskapelig artikkel
  • Shanthini, K.S.; George, Sudhish N.; George, Sony; Devassy, Binu Melit. (2023) Hyperspectral fruit image restoration using non-convex optimization. Journal of Food Engineering
    Vitenskapelig artikkel
  • Tobing, Tabita Anggraini Meilita Lumban; Skrabánek, Pavel; Yildirim-Yayilgan, Sule; George, Sony; Elgvin, Torleif. (2023) Character-based Writer Verification of Ancient Hebrew Square-script Manuscripts: On Edge-direction Feature. Archiving Conference
    Vitenskapelig artikkel
  • Ciortan, Irina-Mihaela; Poulsson, Tina Grette; George, Sony; Hardeberg, Jon Yngve. (2023) Tensor decomposition for painting analysis. Part 2: spatio-temporal simulation. Heritage Science
    Vitenskapelig artikkel
  • Grillini, Federico; Thomas, Jean-Baptiste Denis; George, Sony. (2023) Reflectance Imaging spectroscopy: Fusion of VNIR and SWIR for Cultural Heritage Analysis. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doktorgradsavhandling
  • Ciortan, Irina-Mihaela; Poulsson, Tina Grette; George, Sony; Hardeberg, Jon Yngve. (2023) Tensor decomposition for painting analysis. Part 1: pigment characterization. Heritage Science
    Vitenskapelig artikkel
  • Francis, Jobin; Madathil, Baburaj; George, Sudhish N.; George, Sony. (2023) A Nonconvex Low Rank and Sparse Constrained Multiview Subspace Clustering via l<inf>1/2</inf>-Induced Tensor Nuclear Norm. IEEE Transactions on Signal and Information Processing over Networks
    Vitenskapelig artikkel
  • Babini, Agnese; Lombardo, Tiziana; Schmidt-Ott, Katharina; George, Sony; Hardeberg, Jon Yngve. (2023) Acquisition strategies for in-situ hyperspectral imaging of stained-glass windows: case studies from the Swiss National Museum. Heritage Science
    Vitenskapelig artikkel
  • Storeide, Markus Sebastian Bakken; George, Sony; Sole, Aditya Suneel; Hardeberg, Jon Yngve. (2023) Statistical Evaluation of 3D Manifolds Shape Retention during Simplification Stages. Archiving Conference
    Vitenskapelig artikkel
  • Khawaja, Muhammad Arsalan; George, Sony; Marzani, Franck; Hardeberg, Jon Yngve; Mansouri, Alamin. (2023) Can Surface Topography Give Us Best Light Positions for Reflectance Transformation Imaging?. Archiving Conference
    Vitenskapelig artikkel
  • Storeide, Markus Sebastian Bakken; George, Sony. (2023) Pixel-based Vertex Clustering for Spectral Data Enrichment of Planar Point Clouds. Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing
    Vitenskapelig artikkel

2022

  • D, Deepthi; Devassy, Binu Melit; George, Sony; Nussbaum, Peter; Tessamma, Thomas. (2022) Classification of forensic hyperspectral paper data using hybrid spectral similarity algorithms. Journal of Chemometrics
    Vitenskapelig artikkel
  • Babini, Agnese; Green, Philip John; George, Sony; Hardeberg, Jon Yngve. (2022) Comparison of Hyperspectral Imaging and Fiber-Optic Reflectance Spectroscopy for Reflectance and Transmittance Measurements of Colored Glass. Heritage
    Vitenskapelig artikkel
  • Francis, Jobin; S, Shanthini K; George, Sudhish N; George, Sony. (2022) A Tensor Non-Convex Low Rank And Sparse Constrained Band Selection Scheme For Clustering Of Hyperspectral Paper Data. Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing
    Vitenskapelig artikkel
  • Babini, Agnese; George, Sony; Lombardo, Tiziana; Hardeberg, Jon Yngve. (2022) A Portable Set up for Hyperspectral Imaging of Stained-Glass Panels.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Fischer, Thomas; Marchetti-Deschmann, Martina; Assis, Ana Cristina; Elad, Michal Levin; Algarra, Manuel; Barac, Marko. (2022) Profiling and imaging of forensic evidence – A pan-European forensic round robin study part 1: Document forgery. Science & justice
    Vitenskapelig artikkel
  • Grillini, Federico; Thomas, Jean Baptiste; George, Sony. (2022) Hyperspectral Vnir - Swir Image Registration: Do Not Throw Away Those Overlapping Low Snr Bands. Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing
    Vitenskapelig artikkel
  • Ciortan, Irina-Mihaela; Poulsson, Tina Grette; George, Sony; Hardeberg, Jon Yngve. (2022) Predicting Pigment Color Degradation with Time Series Models.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ciortan, Irina-Mihaela; Arteaga, Isabel Yoko Kiyomoto; George, Sony; Hardeberg, Jon Yngve. (2022) Multi-scale Painter Classification.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ciortan, Irina-Mihaela; Poulsson, Tina Grette; George, Sony; Hardeberg, Jon Yngve. (2022) Spectral Classification of Paper Fixatives: A Case Study on Thomas Fearnley’s Drawings.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ciortan, Irina-Mihaela; George, Sony; Hardeberg, Jon Yngve. (2022) Better Sensors, Better Forgers: An Adversarial Loop. Authenticity Studies. International Journal of Archaeology and Art
    Vitenskapelig artikkel
  • Tobing, Tabita Lumban; Yayilgan, Sule Yildirim; George, Sony; Elgvin, Torleif. (2022) Isolated Handwritten Character Recognition of Ancient Hebrew Manuscripts. Archiving Conference
    Vitenskapelig artikkel
  • Sharma, Deepshikha; Rothenhaeusler, Ulrike; Schmidt-Ott, Katharina; Nurit, Marvin; Cartagena, Yuly Castro; Le-Goic, Gaetan. (2022) Monitoring and Understanding VOC Induced Glass Corrosion Using Multi-modal Imaging Techniques.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2021

  • Francis, Jobin; Madathil, Baburaj; George, Sudhish N; George, Sony. (2021) A Comprehensive Tensor Framework for the Clustering of Hyperspectral Paper Data with an Application to Forensic Document Analysis. IEEE Access
    Vitenskapelig artikkel
  • Mandal, Dipendra Jee; George, Sony; Pedersen, Marius; Boust, Clotilde. (2021) Influence of acquisition parameters on pigment classification using hyperspectral imaging. Journal of Imaging Science and Technology
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony. (2021) Estimation of strawberry firmness using hyperspectral imaging: a comparison of regression models. Journal of Spectral Imaging
    Vitenskapelig artikkel
  • Francis, Jobin; Madathil, Baburaj; George, Sudhish N; George, Sony. (2021) A Robust Tensor-Based Submodule Clustering for Imaging Data Using l1/2 Regularization and Simultaneous Noise Recovery via Sparse and Low Rank Decomposition Approach. Journal of Imaging
    Vitenskapelig artikkel
  • Grillini, Federico; Thomas, Jean Baptiste; George, Sony. (2021) VisNIR pigment mapping and re-rendering of an experimental painting. Journal of the International Colour Association
    Vitenskapelig artikkel
  • Grillini, Federico; Thomas, Jean Baptiste; George, Sony. (2021) Comparison of Imaging Models for Spectral Unmixing in Oil Painting. Sensors
    Vitenskapelig artikkel
  • Ciortan, Irina-Mihaela; Giachetti, Andrea; George, Sony; Hardeberg, Jon Yngve. (2021) Fluorescence Transformation Imaging.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Grillini, Federico; Thomas, Jean Baptiste; George, Sony. (2021) Radiometric spectral fusion of VNIR and SWIR hyperspectral cameras. Color and Imaging Conference (CIC)
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony. (2021) Forensic analysis of beverage stains using hyperspectral imaging. Scientific Reports
    Vitenskapelig artikkel
  • Moen, Jon Elias; Nilsen, Vebjørn Johansen; Brox-Saidi, Katherine Asha; Kohmann, Eivind; Devassy, Binu Melit; George, Sony. (2021) Hyperspectral imaging and machine learning for the prediction of SSC in kiwi fruits. NIKT: Norsk IKT-konferanse for forskning og utdanning
    Vitenskapelig artikkel
  • Babini, Agnese; George, Sony; Hardeberg, Jon Yngve. (2021) Hyperspectral imaging workflow for the acquisition and analysis of stained-glass panels.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ciortan, Irina-Mihaela; George, Sony; Hardeberg, Jon Yngve. (2021) Colour-Balanced Edge-Guided Digital Inpainting: Applications on Artworks. Sensors
    Vitenskapelig artikkel

2020

  • Grillini, Federico; Thomas, Jean Baptiste; George, Sony. (2020) Linear, Subtractive and Logarithmic Optical Mixing Models in Oil Painting. CEUR Workshop Proceedings
    Vitenskapelig artikkel
  • Sidorov, Oleksii; Hardeberg, Jon Yngve; George, Sony; Harvey, Joshua; Smithson, Hannah. (2020) Changes in the visual appearance of polychrome wood caused by (accelerated) aging. IS&T International Symposium on Electronic Imaging Science and Technology
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony. (2020) Dimensionality reduction and visualisation of hyperspectral ink data using t-SNE. Forensic Science International
    Vitenskapelig artikkel
  • Pillay, Ruven Lucio Saravana; Picollo, Marcello; Hardeberg, Jon Yngve; George, Sony. (2020) Evaluation of the data quality from a round-robin test of hyperspectral imaging systems. Sensors
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony; Nussbaum, Peter. (2020) Unsupervised Clustering of Hyperspectral Paper Data Using t-SNE. Journal of Imaging
    Vitenskapelig artikkel
  • Babini, Agnese; George, Sony; Lombardo, Tiziana; Hardeberg, Jon Yngve. (2020) Potential and Challenges of Spectral Imaging for Documentation and Analysis of Stained-Glass Windows.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Devassy, Binu Melit; George, Sony. (2020) Contactless Classification of Strawberry Using Hyperspectral Imaging. CEUR Workshop Proceedings
    Vitenskapelig artikkel
  • Pillay, Ruven Lucio Saravana; Picollo, Marcello; Hardeberg, Jon Yngve; George, Sony. (2020) Evaluation of the Data Quality from a Round-Robin Test of Hyperspectral Imaging Systems. Sensors
    Vitenskapelig artikkel

2019

  • Bakløkken, Jørgen Grøndahl; Schoeler, Felix Jost; Nørholm, Hugo; Pedersen, Marius; George, Sony; Dervo, Børre Kind. (2019) Automated salamander recognition using deep neural networks and feature extraction. NIKT: Norsk IKT-konferanse for forskning og utdanning
    Vitenskapelig artikkel
  • Myrum, Espen; Nørstebø, Simen Andre; George, Sony; Pedersen, Marius; Museth, Jon. (2019) An automatic image-based system for detecting wild and stocked fish. NIKT: Norsk IKT-konferanse for forskning og utdanning
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony. (2019) Ink Classification Using Convolutional Neural Network. NISK Journal
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony; Hardeberg, Jon Yngve. (2019) Comparison of Ink Classification Capabilities of Classic Hyperspectral Similarity Features. Proceedings of 2019 International Conference on Document Analysis and Recognition Workshops (ICDARW)
    Vitenskapelig artikkel
  • Pillay, Ruven Lucio Saravana; Hardeberg, Jon Yngve; George, Sony. (2019) Hyperspectral imaging of art: Acquisition and calibration workflows. Journal of the American Institute for Conservation
    Vitenskapelig artikkel
  • Deborah, Hilda; George, Sony; Hardeberg, Jon Yngve. (2019) Spectral-divergence based pigment discrimination and mapping: A case study on The Scream (1893) by Edvard Munch. Journal of the American Institute for Conservation
    Vitenskapelig artikkel

2018

  • Pitard, Gilles; Goïc, Gaëtan Le; Mansouri, Alamin; Favreliére, Hugues; Pillet, Maurice; George, Sony. (2018) Reflectance-based surface saliency. Proceedings of IEEE International Conference on Image Processing
    Vitenskapelig artikkel
  • Nussbaum, Peter; George, Sony. (2018) 2018 Colour and Visual Computing Symposium (CVCS); 19th and 20th September, 2018, Gjøvik, Norway. IEEE (Institute of Electrical and Electronics Engineers) IEEE (Institute of Electrical and Electronics Engineers)
    Vitenskapelig antologi/Konferanseserie

2017

  • George, Sony; Hardeberg, Jon Yngve; Linhares, João; MacDonald,, Lindsay; Montagner, Cristina; Nascimento, Sérgio M. C .. (2017) A Study of Spectral Imaging Acquisition and Processing for Cultural Heritage by.
    Faglig kapittel
  • Sharma, Vivek; Hardeberg, Jon Yngve; George, Sony. (2017) RGB-NIR image enhancement by fusing bilateral and weighted least squares filters. Journal of Imaging Science and Technology
    Vitenskapelig artikkel
  • Deborah, Hilda; George, Sony; Hardeberg, Jon Yngve; Ferrer, Jin Strand; Sandu, Irina Crina Anca. (2017) Old Man in Warnemünde (1907) colouring palette: A case study on the use of hyperspectral imaging for pigment identification. Color and Imaging Conference (CIC)
    Vitenskapelig artikkel
  • Pitard, Gilles; Goïc, Gaëtan Le; Mansouri, Alamin; Favreliére, Hugues; Pillet, Maurice; George, Sony. (2017) Robust Anomaly Detection Using Reflectance Transformation Imaging for Surface Quality Inspection.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2016

  • George, Sony; Hardeberg, Jon Yngve. (2016) Estimation and Correction of Geometric Distortion in Pushbroom Hyperspectral System for Imaging Art Paintings. IS&T International Symposium on Electronic Imaging Science and Technology
    Vitenskapelig artikkel

2015

  • George, Sony; Ciortan, Irina Mihaela; Hardeberg, Jon Yngve. (2015) Evaluation of Hyperspectral Imaging Systems for Cultural Heritage Applications Based on a Round Robin Test.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Moan, Steven Le; George, Sony; Pedersen, Marius; Blahova, Jana; Hardeberg, Jon Yngve. (2015) A database for spectral image quality.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • George, Sony; Hardeberg, Jon Yngve. (2015) Ink classification and visualisation of historical manuscripts: Application of hyper spectral imaging.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hardeberg, Jon Yngve; George, Sony; Deger, Ferdinand; Baarstad, Ivar; Palacios, Julio Ernesto Hernandez. (2015) Spectral Scream: hyperspectral image acquisition and analysis of a masterpiece.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ciortan, Irina Mihaela; Deborah, Hilda; George, Sony; Hardeberg, Jon Yngve. (2015) Color and Hyperspectral Image Segmentation for Historical Documents.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2014

  • Shrestha, Raju; Pillay, Ruven; George, Sony; Hardeberg, Jon Yngve. (2014) Quality evaluation in spectral imaging – Quality factors and metrics. Journal of the International Colour Association
    Vitenskapelig artikkel
  • Deborah, Hilda; George, Sony; Hardeberg, Jon Yngve. (2014) Pigment Mapping of the Scream (1893) Based on Hyperspectral Imaging.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • George, Sony; Grecicosei, Ana Maria; Waaler, Erik; Hardeberg, Jon Yngve. (2014) Spectral Image Analysis and Visualisation of the Khirbet Qeiyafa Ostracon.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2010

  • George, Sony; Hardeberg, Jon Yngve; George, Tomson G.; Nampoori, V. P. N.. (2010) Automatic Redeye Correction Algorithm with Multilevel Eye Confirmation. Journal of Imaging Science And Technology
    Vitenskapelig artikkel

Tidsskriftspublikasjoner

  • K.S., Shanthini; George, Sudhish N.; Francis, Jobin; George, Sony. (2026) SS-CNN BruiseFinder: Hyperspectral imaging and CNN-driven spatial-spectral fusion for non-destructive plum bruise analysis. Food Control
    Vitenskapelig artikkel
  • Patil, Ravindra; Rodriguez, Beatriz Lopez; Røen, Dag; Waage, Malin; Kyrkjebø, Erik; George, Sony. (2026) Toward raspberry crop monitoring: A review of AI-driven solutions for sustainable agriculture. Ecological Informatics
    Vitenskapelig artikkel
  • Khawaja, Arsalan; Gigilashvili, Davit; Łojewski, Tomasz; George, Sony; Marzani, Franck; Hardeberg, Jon Yngve. (2026) Beyond relighting: RTI for clustering fragmented heritage textiles using deep learning. npj Heritage Science
    Vitenskapelig artikkel
  • López-Baldomero, Ana Belén; Martínez-Domingo, Miguel Ángel; George, Sony; Valero, Eva María. (2025) Spectral unmixing as a preprocessing step for SVM-based material identification in historical manuscripts. npj Heritage Science
    Vitenskapelig artikkel
  • Khawaja, Arsalan; Gigilashvili, Davit; Łojewski, Tomasz; George, Sony; Marzani, Franck; Hardeberg, Jon Yngve. (2025) RTI beyond relighting: Image analysis for archaeological Oseberg textiles. Journal of Physics: Conference Series (JPCS)
    Vitenskapelig artikkel
  • Hlayhel, Raed; Pin, Simon Hviid del; Horiuchi, Takahiko; George, Sony; Hardeberg, Jon Yngve; Sole, Aditya Suneel. (2025) Naturalness Perception of 3D Prints with Highlighted Features. Journal of Perceptual Imaging (JPI)
    Vitenskapelig artikkel
  • Hlayhel, Raed; George, Sony; Hardeberg, Jon Yngve; Sole, Aditya Suneel. (2025) White core thickness effect on 3D-printed color reproduction. The International Journal of Advanced Manufacturing Technology
    Vitenskapelig artikkel
  • Francis, Jobin; George, Sony; Devassy, Binu Melit; George, Sudhish N.. (2025) Development of a unified framework of low-rank approximation and deep neural networks for predicting the spatial variability of SSC in `Spania' watermelons using vis/NIR hyperspectral imaging. Postharvest Biology and Technology
    Vitenskapelig artikkel
  • Shanthini, K.S.; Francis, Jobin; George, Sudhish N.; George, Sony; Devassy, Binu Melit. (2025) Early bruise detection, classification and prediction in strawberry using Vis-NIR hyperspectral imaging. Food Control
    Vitenskapelig artikkel
  • K.S., Shanthini; George, Sudhish N.; O.V., Athul Chandran; K.M., Jinumol; P., Keerthana; Francis, Jobin. (2025) NorBlueNet: Hyperspectral imaging-based hybrid CNN-transformer model for non-destructive SSC analysis in Norwegian wild blueberries. Computers and Electronics in Agriculture
    Vitenskapelig artikkel
  • Storeide, Markus Sebastian Bakken; George, Sony; Sole, Aditya Suneel; Hardeberg, Jon Yngve. (2024) Evaluating Entropy of Geometric Accuracy in 3D Objects During Mesh Simplification. Journal of Imaging Science and Technology
    Vitenskapelig artikkel
  • Khawaja, Muhammad Arsalan; George, Sony; Marzani, Franck; Hardeberg, Jon Yngve; Mansouri, Alamin. (2024) Self-supervised classification of surfaces using reflectance transformation imaging. CEUR Workshop Proceedings
    Vitenskapelig artikkel
  • Sharma, Deepshikha; Schmidt-Ott, Katharina; Rothenhaeusler, Ulrike; George, Sony; Joseph, Edith; Lombardo, Tiziana. (2024) Application of hyperspectral imaging for characterization of VOC-induced historical glass corrosion. The European Physical Journal Plus
    Vitenskapelig artikkel
  • Grillini, Federico; Ferri, Lavinia de; Pantos, George Alexis; George, Sony; Veseth, Margunn. (2024) Reflectance imaging spectroscopy for the study of archaeological pre-Columbian textiles. Microchemical Journal
    Vitenskapelig artikkel
  • Grillini, Federico; Aksas, Lyes; Lapray, Pierre-Jean; Foulonneau, Alban; Thomas, Jean-Baptiste Denis; George, Sony. (2024) Relationship between reflectance and degree of polarization in the VNIR-SWIR: A case study on art paintings with polarimetric reflectance imaging spectroscopy. PLOS ONE
    Vitenskapelig artikkel
  • Storeide, Markus Sebastian Bakken; George, Sony; Sole, Aditya Suneel; Hardeberg, Jon Yngve. (2024) 3D Object Quality Metrics and their Differences: How Can We Evaluate Quality of Digitization?. Archiving Conference
    Vitenskapelig artikkel
  • Sandana, J. Sudaroli; Deivalakshmi, S.; George, Sony. (2024) MMDAN: multiwavelet based multiscale dilated attention network for remote sensing image super-resolution. Signal, Image and Video Processing
    Vitenskapelig artikkel
  • Mandal, Dipendra Jee; Deborah, Hilda; George, Sony; Hardeberg, Jon Yngve. (2023) Unsupervised Clustering for Works of Art Using Hyperspectral Imaging: A Case Study on Edvard Munch's Self-Portrait (1905). Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing
    Vitenskapelig artikkel
  • Khawaja, Muhammad Arsalan; George, Sony; Marzani, Franck; Hardeberg, Jon Yngve; Mansouri, Alamin. (2023) An interactive method for adaptive acquisition in Reflectance Transformation Imaging for cultural heritage. IEEE International Conference on Computer Vision Workshop (ICCVW)
    Vitenskapelig artikkel
  • Ciortan, Irina-Mihaela; George, Sony; Hardeberg, Jon Yngve. (2023) The Influence of Interreflections on Shape From Fluorescence. Color and Imaging Conference (CIC)
    Vitenskapelig artikkel
  • Francis, Jobin; Devassy, Binu Melit; George, Sudhish N; George, Sony. (2023) Quantitative Assessment of Hayward Kiwi Soluble Solids Content Prediction Using Hyperspectral Imaging. Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony. (2023) Forensic Document Analysis Using Hyperspectral Imaging and Deep Convolutional Spectral Clustering. Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing
    Vitenskapelig artikkel
  • Sharma, Deepshikha; Nurit, Marvin; Rothenhäusler, Ulrike; Schmidt-Ott, Katharina; Joseph, Edith; George, Sony. (2023) Application of Reflectance Transformation Imaging for visualizing early signs of corrosion in historical glass corrosion. Archiving Conference
    Vitenskapelig artikkel
  • Grillini, Federico; Thomas, Jean-Baptiste Denis; George, Sony. (2023) Logistic splicing correction for VNIR–SWIR reflectance imaging spectroscopy. Optics Letters
    Vitenskapelig artikkel
  • Mandal, Dipendra Jee; Pedersen, Marius; George, Sony; Boust, Clotilde. (2023) Comparison of Pigment Classification Algorithms on Non-Flat Surfaces using Hyperspectral Imaging. Journal of Imaging Science and Technology
    Vitenskapelig artikkel
  • Mandal, Dipendra Jee; Pedersen, Marius; George, Sony; Deborah, Hilda; Boust, Clotilde. (2023) An Experiment-based Comparative Analysis of Pigment Classification Algorithms using Hyperspectral Imaging. Journal of Imaging Science and Technology
    Vitenskapelig artikkel
  • Grillini, Federico; Thomas, Jean-Baptiste Denis; George, Sony. (2023) Full VNIR-SWIR hyperspectral imaging workflow for the monitoring of archaeological textiles. Archiving Conference
    Vitenskapelig artikkel
  • Papanikolaou, Athanasia; George, Sony; Sole, Aditya Suneel; Trumpy, Giorgio; Kujawinska, Malgorzata. (2023) Multimodal Measurement of Parchment Using a Custom 3D Scanner. Archiving Conference
    Vitenskapelig artikkel
  • Storeide, Markus Sebastian Bakken; George, Sony; Sole, Aditya Suneel; Hardeberg, Jon Yngve. (2023) Standardization of digitized heritage: a review of implementations of 3D in cultural heritage. Heritage Science
    Vitenskapelig oversiktsartikkel/review
  • Yeswanth, P.V.; Deivalakshmi, S.; George, Sony; Ko, Seok-Bum. (2023) Residual Skip Network-Based Super-Resolution for Leaf Disease Detection of Grape Plant. Circuits, systems, and signal processing
    Vitenskapelig artikkel
  • Shanthini, K.S.; George, Sudhish N.; George, Sony; Devassy, Binu Melit. (2023) Hyperspectral fruit image restoration using non-convex optimization. Journal of Food Engineering
    Vitenskapelig artikkel
  • Tobing, Tabita Anggraini Meilita Lumban; Skrabánek, Pavel; Yildirim-Yayilgan, Sule; George, Sony; Elgvin, Torleif. (2023) Character-based Writer Verification of Ancient Hebrew Square-script Manuscripts: On Edge-direction Feature. Archiving Conference
    Vitenskapelig artikkel
  • Ciortan, Irina-Mihaela; Poulsson, Tina Grette; George, Sony; Hardeberg, Jon Yngve. (2023) Tensor decomposition for painting analysis. Part 2: spatio-temporal simulation. Heritage Science
    Vitenskapelig artikkel
  • Ciortan, Irina-Mihaela; Poulsson, Tina Grette; George, Sony; Hardeberg, Jon Yngve. (2023) Tensor decomposition for painting analysis. Part 1: pigment characterization. Heritage Science
    Vitenskapelig artikkel
  • Francis, Jobin; Madathil, Baburaj; George, Sudhish N.; George, Sony. (2023) A Nonconvex Low Rank and Sparse Constrained Multiview Subspace Clustering via l<inf>1/2</inf>-Induced Tensor Nuclear Norm. IEEE Transactions on Signal and Information Processing over Networks
    Vitenskapelig artikkel
  • Babini, Agnese; Lombardo, Tiziana; Schmidt-Ott, Katharina; George, Sony; Hardeberg, Jon Yngve. (2023) Acquisition strategies for in-situ hyperspectral imaging of stained-glass windows: case studies from the Swiss National Museum. Heritage Science
    Vitenskapelig artikkel
  • Storeide, Markus Sebastian Bakken; George, Sony; Sole, Aditya Suneel; Hardeberg, Jon Yngve. (2023) Statistical Evaluation of 3D Manifolds Shape Retention during Simplification Stages. Archiving Conference
    Vitenskapelig artikkel
  • Khawaja, Muhammad Arsalan; George, Sony; Marzani, Franck; Hardeberg, Jon Yngve; Mansouri, Alamin. (2023) Can Surface Topography Give Us Best Light Positions for Reflectance Transformation Imaging?. Archiving Conference
    Vitenskapelig artikkel
  • Storeide, Markus Sebastian Bakken; George, Sony. (2023) Pixel-based Vertex Clustering for Spectral Data Enrichment of Planar Point Clouds. Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing
    Vitenskapelig artikkel
  • D, Deepthi; Devassy, Binu Melit; George, Sony; Nussbaum, Peter; Tessamma, Thomas. (2022) Classification of forensic hyperspectral paper data using hybrid spectral similarity algorithms. Journal of Chemometrics
    Vitenskapelig artikkel
  • Babini, Agnese; Green, Philip John; George, Sony; Hardeberg, Jon Yngve. (2022) Comparison of Hyperspectral Imaging and Fiber-Optic Reflectance Spectroscopy for Reflectance and Transmittance Measurements of Colored Glass. Heritage
    Vitenskapelig artikkel
  • Francis, Jobin; S, Shanthini K; George, Sudhish N; George, Sony. (2022) A Tensor Non-Convex Low Rank And Sparse Constrained Band Selection Scheme For Clustering Of Hyperspectral Paper Data. Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing
    Vitenskapelig artikkel
  • Fischer, Thomas; Marchetti-Deschmann, Martina; Assis, Ana Cristina; Elad, Michal Levin; Algarra, Manuel; Barac, Marko. (2022) Profiling and imaging of forensic evidence – A pan-European forensic round robin study part 1: Document forgery. Science & justice
    Vitenskapelig artikkel
  • Grillini, Federico; Thomas, Jean Baptiste; George, Sony. (2022) Hyperspectral Vnir - Swir Image Registration: Do Not Throw Away Those Overlapping Low Snr Bands. Workshop on Hyperspectral Image and Signal Processing, Evolution in Remote Sensing
    Vitenskapelig artikkel
  • Ciortan, Irina-Mihaela; George, Sony; Hardeberg, Jon Yngve. (2022) Better Sensors, Better Forgers: An Adversarial Loop. Authenticity Studies. International Journal of Archaeology and Art
    Vitenskapelig artikkel
  • Tobing, Tabita Lumban; Yayilgan, Sule Yildirim; George, Sony; Elgvin, Torleif. (2022) Isolated Handwritten Character Recognition of Ancient Hebrew Manuscripts. Archiving Conference
    Vitenskapelig artikkel
  • Francis, Jobin; Madathil, Baburaj; George, Sudhish N; George, Sony. (2021) A Comprehensive Tensor Framework for the Clustering of Hyperspectral Paper Data with an Application to Forensic Document Analysis. IEEE Access
    Vitenskapelig artikkel
  • Mandal, Dipendra Jee; George, Sony; Pedersen, Marius; Boust, Clotilde. (2021) Influence of acquisition parameters on pigment classification using hyperspectral imaging. Journal of Imaging Science and Technology
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony. (2021) Estimation of strawberry firmness using hyperspectral imaging: a comparison of regression models. Journal of Spectral Imaging
    Vitenskapelig artikkel
  • Francis, Jobin; Madathil, Baburaj; George, Sudhish N; George, Sony. (2021) A Robust Tensor-Based Submodule Clustering for Imaging Data Using l1/2 Regularization and Simultaneous Noise Recovery via Sparse and Low Rank Decomposition Approach. Journal of Imaging
    Vitenskapelig artikkel
  • Grillini, Federico; Thomas, Jean Baptiste; George, Sony. (2021) VisNIR pigment mapping and re-rendering of an experimental painting. Journal of the International Colour Association
    Vitenskapelig artikkel
  • Grillini, Federico; Thomas, Jean Baptiste; George, Sony. (2021) Comparison of Imaging Models for Spectral Unmixing in Oil Painting. Sensors
    Vitenskapelig artikkel
  • Grillini, Federico; Thomas, Jean Baptiste; George, Sony. (2021) Radiometric spectral fusion of VNIR and SWIR hyperspectral cameras. Color and Imaging Conference (CIC)
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony. (2021) Forensic analysis of beverage stains using hyperspectral imaging. Scientific Reports
    Vitenskapelig artikkel
  • Moen, Jon Elias; Nilsen, Vebjørn Johansen; Brox-Saidi, Katherine Asha; Kohmann, Eivind; Devassy, Binu Melit; George, Sony. (2021) Hyperspectral imaging and machine learning for the prediction of SSC in kiwi fruits. NIKT: Norsk IKT-konferanse for forskning og utdanning
    Vitenskapelig artikkel
  • Ciortan, Irina-Mihaela; George, Sony; Hardeberg, Jon Yngve. (2021) Colour-Balanced Edge-Guided Digital Inpainting: Applications on Artworks. Sensors
    Vitenskapelig artikkel
  • Grillini, Federico; Thomas, Jean Baptiste; George, Sony. (2020) Linear, Subtractive and Logarithmic Optical Mixing Models in Oil Painting. CEUR Workshop Proceedings
    Vitenskapelig artikkel
  • Sidorov, Oleksii; Hardeberg, Jon Yngve; George, Sony; Harvey, Joshua; Smithson, Hannah. (2020) Changes in the visual appearance of polychrome wood caused by (accelerated) aging. IS&T International Symposium on Electronic Imaging Science and Technology
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony. (2020) Dimensionality reduction and visualisation of hyperspectral ink data using t-SNE. Forensic Science International
    Vitenskapelig artikkel
  • Pillay, Ruven Lucio Saravana; Picollo, Marcello; Hardeberg, Jon Yngve; George, Sony. (2020) Evaluation of the data quality from a round-robin test of hyperspectral imaging systems. Sensors
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony; Nussbaum, Peter. (2020) Unsupervised Clustering of Hyperspectral Paper Data Using t-SNE. Journal of Imaging
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony. (2020) Contactless Classification of Strawberry Using Hyperspectral Imaging. CEUR Workshop Proceedings
    Vitenskapelig artikkel
  • Pillay, Ruven Lucio Saravana; Picollo, Marcello; Hardeberg, Jon Yngve; George, Sony. (2020) Evaluation of the Data Quality from a Round-Robin Test of Hyperspectral Imaging Systems. Sensors
    Vitenskapelig artikkel
  • Bakløkken, Jørgen Grøndahl; Schoeler, Felix Jost; Nørholm, Hugo; Pedersen, Marius; George, Sony; Dervo, Børre Kind. (2019) Automated salamander recognition using deep neural networks and feature extraction. NIKT: Norsk IKT-konferanse for forskning og utdanning
    Vitenskapelig artikkel
  • Myrum, Espen; Nørstebø, Simen Andre; George, Sony; Pedersen, Marius; Museth, Jon. (2019) An automatic image-based system for detecting wild and stocked fish. NIKT: Norsk IKT-konferanse for forskning og utdanning
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony. (2019) Ink Classification Using Convolutional Neural Network. NISK Journal
    Vitenskapelig artikkel
  • Devassy, Binu Melit; George, Sony; Hardeberg, Jon Yngve. (2019) Comparison of Ink Classification Capabilities of Classic Hyperspectral Similarity Features. Proceedings of 2019 International Conference on Document Analysis and Recognition Workshops (ICDARW)
    Vitenskapelig artikkel
  • Pillay, Ruven Lucio Saravana; Hardeberg, Jon Yngve; George, Sony. (2019) Hyperspectral imaging of art: Acquisition and calibration workflows. Journal of the American Institute for Conservation
    Vitenskapelig artikkel
  • Deborah, Hilda; George, Sony; Hardeberg, Jon Yngve. (2019) Spectral-divergence based pigment discrimination and mapping: A case study on The Scream (1893) by Edvard Munch. Journal of the American Institute for Conservation
    Vitenskapelig artikkel
  • Pitard, Gilles; Goïc, Gaëtan Le; Mansouri, Alamin; Favreliére, Hugues; Pillet, Maurice; George, Sony. (2018) Reflectance-based surface saliency. Proceedings of IEEE International Conference on Image Processing
    Vitenskapelig artikkel
  • Sharma, Vivek; Hardeberg, Jon Yngve; George, Sony. (2017) RGB-NIR image enhancement by fusing bilateral and weighted least squares filters. Journal of Imaging Science and Technology
    Vitenskapelig artikkel
  • Deborah, Hilda; George, Sony; Hardeberg, Jon Yngve; Ferrer, Jin Strand; Sandu, Irina Crina Anca. (2017) Old Man in Warnemünde (1907) colouring palette: A case study on the use of hyperspectral imaging for pigment identification. Color and Imaging Conference (CIC)
    Vitenskapelig artikkel
  • George, Sony; Hardeberg, Jon Yngve. (2016) Estimation and Correction of Geometric Distortion in Pushbroom Hyperspectral System for Imaging Art Paintings. IS&T International Symposium on Electronic Imaging Science and Technology
    Vitenskapelig artikkel
  • Shrestha, Raju; Pillay, Ruven; George, Sony; Hardeberg, Jon Yngve. (2014) Quality evaluation in spectral imaging – Quality factors and metrics. Journal of the International Colour Association
    Vitenskapelig artikkel
  • George, Sony; Hardeberg, Jon Yngve; George, Tomson G.; Nampoori, V. P. N.. (2010) Automatic Redeye Correction Algorithm with Multilevel Eye Confirmation. Journal of Imaging Science And Technology
    Vitenskapelig artikkel

Bøker

  • Nussbaum, Peter; George, Sony. (2018) 2018 Colour and Visual Computing Symposium (CVCS); 19th and 20th September, 2018, Gjøvik, Norway. IEEE (Institute of Electrical and Electronics Engineers) IEEE (Institute of Electrical and Electronics Engineers)
    Vitenskapelig antologi/Konferanseserie

Del av bok/rapport

  • Khawaja, Muhammad Arsalan; Marzani, Franck; George, Sony; Hardeberg, Jon Yngve; Mansouri, Alamin. (2023) An interactive method for adaptive acquisition in Reflectance Transformation Imaging for cultural heritage.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Babini, Agnese; George, Sony; Lombardo, Tiziana; Hardeberg, Jon Yngve. (2022) A Portable Set up for Hyperspectral Imaging of Stained-Glass Panels.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ciortan, Irina-Mihaela; Poulsson, Tina Grette; George, Sony; Hardeberg, Jon Yngve. (2022) Predicting Pigment Color Degradation with Time Series Models.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ciortan, Irina-Mihaela; Arteaga, Isabel Yoko Kiyomoto; George, Sony; Hardeberg, Jon Yngve. (2022) Multi-scale Painter Classification.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ciortan, Irina-Mihaela; Poulsson, Tina Grette; George, Sony; Hardeberg, Jon Yngve. (2022) Spectral Classification of Paper Fixatives: A Case Study on Thomas Fearnley’s Drawings.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sharma, Deepshikha; Rothenhaeusler, Ulrike; Schmidt-Ott, Katharina; Nurit, Marvin; Cartagena, Yuly Castro; Le-Goic, Gaetan. (2022) Monitoring and Understanding VOC Induced Glass Corrosion Using Multi-modal Imaging Techniques.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ciortan, Irina-Mihaela; Giachetti, Andrea; George, Sony; Hardeberg, Jon Yngve. (2021) Fluorescence Transformation Imaging.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Babini, Agnese; George, Sony; Hardeberg, Jon Yngve. (2021) Hyperspectral imaging workflow for the acquisition and analysis of stained-glass panels.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Babini, Agnese; George, Sony; Lombardo, Tiziana; Hardeberg, Jon Yngve. (2020) Potential and Challenges of Spectral Imaging for Documentation and Analysis of Stained-Glass Windows.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • George, Sony; Hardeberg, Jon Yngve; Linhares, João; MacDonald,, Lindsay; Montagner, Cristina; Nascimento, Sérgio M. C .. (2017) A Study of Spectral Imaging Acquisition and Processing for Cultural Heritage by.
    Faglig kapittel
  • Pitard, Gilles; Goïc, Gaëtan Le; Mansouri, Alamin; Favreliére, Hugues; Pillet, Maurice; George, Sony. (2017) Robust Anomaly Detection Using Reflectance Transformation Imaging for Surface Quality Inspection.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • George, Sony; Ciortan, Irina Mihaela; Hardeberg, Jon Yngve. (2015) Evaluation of Hyperspectral Imaging Systems for Cultural Heritage Applications Based on a Round Robin Test.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Moan, Steven Le; George, Sony; Pedersen, Marius; Blahova, Jana; Hardeberg, Jon Yngve. (2015) A database for spectral image quality.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • George, Sony; Hardeberg, Jon Yngve. (2015) Ink classification and visualisation of historical manuscripts: Application of hyper spectral imaging.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hardeberg, Jon Yngve; George, Sony; Deger, Ferdinand; Baarstad, Ivar; Palacios, Julio Ernesto Hernandez. (2015) Spectral Scream: hyperspectral image acquisition and analysis of a masterpiece.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ciortan, Irina Mihaela; Deborah, Hilda; George, Sony; Hardeberg, Jon Yngve. (2015) Color and Hyperspectral Image Segmentation for Historical Documents.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Deborah, Hilda; George, Sony; Hardeberg, Jon Yngve. (2014) Pigment Mapping of the Scream (1893) Based on Hyperspectral Imaging.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • George, Sony; Grecicosei, Ana Maria; Waaler, Erik; Hardeberg, Jon Yngve. (2014) Spectral Image Analysis and Visualisation of the Khirbet Qeiyafa Ostracon.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Rapport

  • Khawaja, Arsalan; Hardeberg, Jon Yngve; Mansouri, Alamin; George, Sony; Marzani, Franck. (2026) Contributions on acquisition and analysis of reflectance transformation imaging for cultural heritage applications. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doktorgradsavhandling
  • Hlayhel, Raed; Sole, Aditya Suneel; Hardeberg, Jon Yngve; George, Sony. (2025) Material Appearance Reproduction Using 3D Printing. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doktorgradsavhandling
  • Grillini, Federico; Thomas, Jean-Baptiste Denis; George, Sony. (2023) Reflectance Imaging spectroscopy: Fusion of VNIR and SWIR for Cultural Heritage Analysis. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doktorgradsavhandling

Undervisning

Emner

  • IDATG2206 - Computer Vision
  • IMT4894 - Avansert prosjektarbeid

Formidling

MSCS DN 2026 success

Tildelt forskningsmidler som forvalter 200 millioner kroner

2025

  • Vitenskapelig foredrag
    Zimmermann, Pauline Hardeberg; George, Sony; Nielsen, Rikke Melbø; Randeberg, Lise Lyngsnes. (2025) Documenting bruises with spectroscopy and imaging. SPIE Photonics West , San Francisco 25.01.2025 - 30.05.2025

2024

  • Vitenskapelig foredrag
    Khawaja, Muhammad Arsalan; George, Sony; Marzani, Franck; Hardeberg, Jon Yngve; Mansouri, Alamin. (2024) Reimagining manuscript analysis: Virtual RTI and algorithmic post-processing on ancient Egyptian inscriptions. (Re)imag(in)ing the Past - Physical, Digital, and (Con)textual Analysis of Historical Manuscripts , Gjøvik 04.12.2024 - 06.12.2024
  • Vitenskapelig foredrag
    Gigilashvili, Davit; George, Sony; Lukesova, Hana; Havgar, Margrethe; Vedeler, Marianne; Kutzke, Hartmut. (2024) A Puzzling Problem of the Viking Age Tapestry. Historical Reconstruction: Touching the Past workshop , Wroclaw 08.03.2024 - 10.03.2024

2023

  • Poster
    Grillini, Federico; Ferri, Lavinia de; Pantos, George Alexis; George, Sony. (2023) Non-invasive study of pre-Columbian textiles combining Multi and Hyperspectral imaging. TECHNART2023-International conference on analytical techniques in art and cultural heritage , Lisbon 07.05.2023 - 12.05.2023

2022

  • Faglig foredrag
    Ferri, Lavinia de; Grillini, Federico; Caggiani, Maria Cristina; George, Sony; Pantos, George Alexis; legnaioli, stefano. (2022) Multispectral and Hyperspectral Imaging for the study of archaeological pre-Columbian textiles. 6th CHEMCH 2022- International Congress Chemistry for Cultural Heritage , Ravenna 04.07.2022 - 08.07.2022
  • Vitenskapelig foredrag
    Sharma, Deepshikha; Rothenhaeusler, Ulrike; Schmidt-Ott, Katharina; joseph, edith; George, Sony; Lombardo, Tiziana. (2022) Multi-modal analysis of transparent glass to detect early signs of volatile organic compounds-induced corrosion due to contaminated silica gel. The 6th Interim Meeting of the ICOM-CC Glass and Ceramics Working Group, Lisbon: Portugal (2022) , Lisbon 09.11.2022 - 11.11.2022
  • Faglig foredrag
    Sharma, Deepshikha; Schmidt-Ott, Katharina; Rothenhaeusler, Ulrike; George, Sony; joseph, edith; Lombardo, Tiziana. (2022) Application of non-destructive techniques to understand VOC-induced historical glass corrosion mechanisms. 6th CHEMCH 2022- International Congress Chemistry for Cultural Heritage , Ravenna 04.07.2022 - 08.07.2022

2021

  • Vitenskapelig foredrag
    Trumpy, Giorgio; Hardeberg, Jon Yngve; George, Sony; Flueckiger, Barbara. (2021) Multispectral Capture of Film Colors with LEDs. Colour Photography and Film: sharing knowledge of analysis, preservation, conservation, migration of analogue and digital materials , Florence 29.03.2021 - 30.03.2021
  • Vitenskapelig foredrag
    Trumpy, Giorgio; Hardeberg, Jon Yngve; George, Sony; Flueckiger, Barbara. (2021) A Multispectral Design for a New Generation of Film Scanners. SPIE Optical Metrology , Munich 21.06.2021 - 25.06.2021

2020

  • Vitenskapelig foredrag
    Grillini, Federico; Thomas, Jean Baptiste; George, Sony. (2020) Mixing models in close-range spectral imaging for pigment mapping in Cultural Heritage. Proceedings of the AIC 26.11.2020 - 27.11.2020

2018

  • Vitenskapelig foredrag
    Sandu, Irina Crina Anca; Ford, Thierry; Miliani, Costanza; Janssens, Koen; Snickt, Geert Van der; Striova, Jana. (2018) THE “SCREAM” BY EDVARD MUNCH - SAME MOTIF, DIFFERENT COLOURS, DIFFERENT TECHNIQUES AND APPROACHES – A NOVEL NON-INVASIVE COMPARATIVE STUDY OF TWO OF ITS VERSIONS. ChemCH2018 03.07.2018 - 07.07.2018

2017

  • Faglig foredrag
    Deborah, Hilda; Strand-Ferrer, Jin; Sandu, Irina Crina Anca; George, Sony; Hardeberg, Jon Yngve. (2017) Old Man in Warnemünde (1907) colouring palette: A case study on the use of hyperspectral imaging for pigment identification. 25th Color and Imaging Conference , Lillehammer 11.09.2017 - 15.09.2017

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