Sigurd Vangen Wifstad
97782152
AHL-senteret, Kontor, Etasje 3, Øya
Publikasjoner
2025
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Viggen, Erlend Magnus;
Grønsberg, Sondre;
Brekke, Svein;
Hicks, Brad;
Wifstad, Sigurd Vangen.
(2025)
Improving pipe perforation estimates from ultrasonic imaging using subpixel machine learning trained on optical data.
Geoenergy Science and Engineering
Vitenskapelig artikkel
2024
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Wifstad, Sigurd Vangen;
Kildahl, Henrik Agerup;
Holte, Espen;
Berg, Erik Andreas Rye;
Grenne, Bjørnar Leangen;
Salvesen, Øyvind Olav;
Dalen, Håvard;
Løvstakken, Lasse.
(2024)
EasyPISA: Automatic Integrated PISA Measurements of Mitral Regurgitation From 2-D Color-Doppler Using Deep Learning.
Ultrasound in Medicine and Biology
Vitenskapelig artikkel
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Wifstad, Sigurd Vangen;
Kildahl, Henrik Agerup;
Grenne, Bjørnar Leangen;
Holte, Espen;
Hauge, Ståle Wågen;
Sæbø, Sigbjørn;
Mekonnen, Desalew;
Nega, Berhanu;
Haaverstad, Rune;
Estensen, Mette-Elise.
(2024)
Mitral Valve Segmentation and Tracking from Transthoracic Echocardiography Using Deep Learning.
Ultrasound in Medicine and Biology
Vitenskapelig artikkel
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Indimath, Shivanandan;
Wifstad, Sigurd Vangen;
Bryon, Vincent;
Bøklepp, Bjarne Rosvoll;
Løvstakken, Lasse;
Avdal, Jørgen;
Fiorentini, Stefano;
Måsøy, Svein-Erik.
(2024)
Subpixel segmentation of borehole fractures from low resolution Doppler ultrasound images using machine learning.
Geoenergy Science and Engineering
Vitenskapelig artikkel
2023
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Bryon, Vincent;
Wifstad, Sigurd Vangen;
Grønli, Thomas;
Hu, Jieyu;
Løvstakken, Lasse.
(2023)
Automated Patient-Specific Left Ventricular Simulations for Cardiac Function Evaluation Using Image-Based Computational Fluid Dynamics and Color Flow Imaging.
Vitenskapelig kapittel
2022
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Wifstad, Sigurd Vangen;
Løvstakken, Lasse;
Avdal, Jørgen;
Berg, Erik Andreas Rye;
Torp, Hans;
Grenne, Bjørnar;
Fiorentini, Stefano.
(2022)
Quantifying Valve Regurgitation Using 3-D Doppler Ultrasound Images and Deep Learning.
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
Vitenskapelig artikkel
Tidsskriftspublikasjoner
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Wifstad, Sigurd Vangen;
Kildahl, Henrik Agerup;
Holte, Espen;
Berg, Erik Andreas Rye;
Grenne, Bjørnar Leangen;
Salvesen, Øyvind Olav;
Dalen, Håvard;
Løvstakken, Lasse.
(2024)
EasyPISA: Automatic Integrated PISA Measurements of Mitral Regurgitation From 2-D Color-Doppler Using Deep Learning.
Ultrasound in Medicine and Biology
Vitenskapelig artikkel
-
Wifstad, Sigurd Vangen;
Løvstakken, Lasse;
Avdal, Jørgen;
Berg, Erik Andreas Rye;
Torp, Hans;
Grenne, Bjørnar;
Fiorentini, Stefano.
(2022)
Quantifying Valve Regurgitation Using 3-D Doppler Ultrasound Images and Deep Learning.
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
Vitenskapelig artikkel
-
Viggen, Erlend Magnus;
Grønsberg, Sondre;
Brekke, Svein;
Hicks, Brad;
Wifstad, Sigurd Vangen.
(2025)
Improving pipe perforation estimates from ultrasonic imaging using subpixel machine learning trained on optical data.
Geoenergy Science and Engineering
Vitenskapelig artikkel
-
Wifstad, Sigurd Vangen;
Kildahl, Henrik Agerup;
Grenne, Bjørnar Leangen;
Holte, Espen;
Hauge, Ståle Wågen;
Sæbø, Sigbjørn;
Mekonnen, Desalew;
Nega, Berhanu;
Haaverstad, Rune;
Estensen, Mette-Elise.
(2024)
Mitral Valve Segmentation and Tracking from Transthoracic Echocardiography Using Deep Learning.
Ultrasound in Medicine and Biology
Vitenskapelig artikkel
-
Indimath, Shivanandan;
Wifstad, Sigurd Vangen;
Bryon, Vincent;
Bøklepp, Bjarne Rosvoll;
Løvstakken, Lasse;
Avdal, Jørgen;
Fiorentini, Stefano;
Måsøy, Svein-Erik.
(2024)
Subpixel segmentation of borehole fractures from low resolution Doppler ultrasound images using machine learning.
Geoenergy Science and Engineering
Vitenskapelig artikkel
Del av bok/rapport
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Bryon, Vincent;
Wifstad, Sigurd Vangen;
Grønli, Thomas;
Hu, Jieyu;
Løvstakken, Lasse.
(2023)
Automated Patient-Specific Left Ventricular Simulations for Cardiac Function Evaluation Using Image-Based Computational Fluid Dynamics and Color Flow Imaging.
Vitenskapelig kapittel
Formidling
2025
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KonferanseforedragMonopoli, Giulia; Wifstad, Sigurd Vangen; Kihldal, Henrik; Sadeghinia, Javad; Sundnes, Joakim; Aabel, Eivind Westrum; Ribe, Margareth; Castrini, Anna Isotta; Hasselberg, Nina Eide; Five, Christian K.. (2025) MRI derived mitral valve and ventricle shape biomarkers for arrhythmic mitral valve syndrome. Computing in Cardiology 2025
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KonferanseposterWifstad, Sigurd Vangen; Kildahl, Henrik Agerup; Berg, Erik Andreas Rye; Holte, Espen; Grenne, Bjørnar Leangen; Salvesen, Øyvind Olav; Dalen, Håvard; Løvstakken, Lasse. (2025) EasyPISA: Automated Real Time Assessment of Mitral Regurgitation from Color Flow Imaging. IEEE International Ultrasound Symposium 2025
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KonferanseforedragWifstad, Sigurd Vangen; Kildahl, Henrik Agerup; Berg, Erik Andreas Rye; Holte, Espen; Grenne, Bjørnar Leangen; Salvesen, Øyvind Olav; Dalen, Håvard; Løvstakken, Lasse. (2025) Automatic measurements of mitral insufficiency from color flow imaging: complicated or EasyPISA?. The 2025 Artimino Conference on Medical Ultrasound
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KonferanseforedragWifstad, Sigurd Vangen; Kildahl, Henrik Agerup; Berg, Erik Andreas Rye; Holte, Espen; Grenne, Bjørnar Leangen; Salvesen, Øyvind Olav; Dalen, Håvard; Løvstakken, Lasse. (2025) Phenotyping mitral valve disease with AI-based measurements. Leuven Meeting on Myocardial Function Imaging 2025
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KonferanseposterWifstad, Sigurd Vangen. (2025) Generating echocardiograms from semantic masks using unconditional diffusion models. Northern Lights Deep Learning Conference 2025
2024
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KonferanseforedragWifstad, Sigurd Vangen; Kildahl, Henrik Agerup; Holte, Espen; Berg, Erik Andreas Rye; Grenne, Bjørnar Leangen; Dalen, Håvard; Løvstakken, Lasse. (2024) Automated valve quantification using deep learning. Leuven Meeting on Myocardial Function Imaging 2024
2023
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KonferanseposterBryon, Vincent; Wifstad, Sigurd Vangen; Hu, Jieyu; Grønli, Thomas; Løvstakken, Lasse. (2023) Automated Patient-Specific Left Ventricular Simulations for Cardiac Function Evaluation Using Image-Based Computational Fluid Dynamics and Color Flow Imaging. International Ultrasonics Symposium 2023
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KonferanseforedragWifstad, Sigurd Vangen; Indimath, Shivanandan; Bryon, Vincent; Avdal, Jørgen; Løvstakken, Lasse; Måsøy, Svein-Erik; Fiorentini, Stefano. (2023) Can we use Deep Learning to extract important information from poor resolution Doppler images?. The 2023 Artimino Conference on Medical Ultrasound Technology
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KonferanseforedragBryon, Vincent; Wifstad, Sigurd Vangen; Hu, Jieyu; Grønli, Thomas; Løvstakken, Lasse. (2023) Simulating Blood Flow in the Heart: Enhancing Color Flow Imaging with Computational Fluid Dynamics. The 2023 Artimino Conference on Medical Ultrasound Technology
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KonferanseposterWifstad, Sigurd Vangen; Kildahl, Henrik Agerup; Holte, Espen; Grenne, Bjørnar Leangen; Dalen, Håvard; Løvstakken, Lasse. (2023) Automatic Jet Flow Convergence Detection and Quantification from 2D Color Doppler Flow Using Deep Learning. International Ultrasonics Symposium 2023
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ForedragEkroll, Ingvild Kinn; Grønli, Thomas; Wifstad, Sigurd Vangen; Yari, Yasin; Pasdeloup, David Francis Pierre; Hu, Jieyu; Hau, Maïlys Françoise. (2023) Se under overflaten med ultralyd!. Researchers Night
2022
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KonferanseforedragWifstad, Sigurd Vangen; Hauge, Ståle Wågen; Seljelv, Sigvard Johansen; Sæbø, Sigbjørn; Mekonnen, Desalew; Nega, Berhanu; Abebe, Sintayehu; Estensen, Mette-Elise; Haaverstad, Rune; Dalen, Håvard. (2022) Tracking heart valve motion from transthoracic echocardiography using deep learning. Autumn Research School in Artificial Intelligence Methods in Medical Imaging 2022
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KonferanseforedragWifstad, Sigurd Vangen; Hauge, Ståle Wågen; Seljelv, Sigvard Johansen; Sæbø, Sigbjørn; Mekonnen, Desalew; Nega, Berhanu; Abebe, Sintayehu; Estensen, Mette-Elise; Haaverstad, Rune; Dalen, Håvard. (2022) Tracking heart valve motion from transthoracic echocardiography using deep learning. IEEE International Ultrasonics Symposium (IUS)
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ForedragEkroll, Ingvild Kinn; Grønli, Thomas; Wifstad, Sigurd Vangen; Nyberg, John; Yari, Yasin. (2022) Se under overflaten med ultralyd!. Ungdommens forskernatt
2021
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KonferanseposterWifstad, Sigurd Vangen; Løvstakken, Lasse; Avdal, Jørgen; Torp, Hans; Fiorentini, Stefano. (2021) Automatic quantification of valvular insufficiency using 3D Doppler imaging and deep learning. Probabilistic AI summer school
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KonferanseforedragWifstad, Sigurd Vangen; Løvstakken, Lasse; Avdal, Jørgen; Torp, Hans; Fiorentini, Stefano. (2021) Automatic quantification of valve insufficiency using 3D Doppler ultrasound and deep learning. CIUS conference
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KonferanseposterWifstad, Sigurd Vangen; Løvstakken, Lasse; Avdal, Jørgen; Torp, Hans; Fiorentini, Stefano. (2021) Automatic quantification of valvular insufficiency using 3D Doppler imaging and Deep Learning. International Ultrasonics Symposium 2021