Dr. Natasha Alves-Kotzev Profile

Dr. Natasha Alves-Kotzev

at Sunnybrook Research Institute

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Author

Publications (4)

Proceedings Article | 17 March 2023 Presentation

Histology-trained deep learning model for automated coronary plaque composition assessment in combined intravascular ultrasound-optical coherence tomography images

Xingru Huang, Retesh Bajaj, Natasha Alves-Kotzev, Jill Weyers, Molly Levine, Mohil Garg, Soe Maung, Hector Garcia Garcia, Kit Bransby, Ryo Torii, Rob Krams, Anthony Mathur, Andreas Baumbach, Qianni Zhang, Brian Courtney, Christos Bourantas

Proceedings Volume PC12355, PC123550A (2023) https://doi.org/10.1117/12.2655562

KEYWORDS: Tissues, Tomography, Image classification, Coherence (optics), Systems modeling, Imaging systems, Image segmentation, Imaging devices, Heart, Classification systems

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SPIE Journal Paper | 13 June 2019 Open Access

Frequency-domain differential photoacoustic radar: theory and validation for ultrasensitive atherosclerotic plaque imaging

Sung Soo Sean Choi, Bahman Lashkari, Andreas Mandelis, Jungik Son, Natasha Alves-Kotzev, Stuart F. Foster, Mark Harduar, Brian Courtney

JBO, Vol. 24, Issue 06, 066003, (June 2019) https://doi.org/10.1117/12.10.1117/1.JBO.24.6.066003

KEYWORDS: Photoacoustic spectroscopy, Signal processing, Radar, Signal to noise ratio, Intravascular ultrasound, Modulation, Tissues, Absorption, Interference (communication), Imaging systems

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Proceedings Article | 8 March 2019 Paper

Ultrasound calibration for unique 2.5D conical images

Hareem Nisar, John Moore, Natasha Alves, Germain Hwang, Terry Peters, Elvis C. Chen

Proceedings Volume 10951, 1095126 (2019) https://doi.org/10.1117/12.2506193

KEYWORDS: Calibration, Ultrasonography, 3D image processing, Imaging systems, Sensors, Data acquisition, Precision calibration, Magnetic tracking

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Proceedings Article | 27 February 2019 Presentation + Paper

Frequency-domain differential photoacoustic radar: theory and simulation for ultra-sensitive cholesterol imaging

Sung Soo Sean Choi, Bahman Lashkari, Andreas Mandelis, Jill Weyers, Aaron Boyes, Cindy Yang, Stuart F. Foster, Natasha Alves-Kotzev, Mark Harduar, Brian Courtney

Proceedings Volume 10878, 1087812 (2019) https://doi.org/10.1117/12.2505885

KEYWORDS: Signal processing, Photoacoustic imaging, Endoscopy

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