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Pooya Ashtari

US Department of Veterans Affairs

5H-index
23Paper Count
118Citation Count
Published Papers 6
Publication Date
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Predicting treatment retention in medication for opioid use disorder: a machine learning approach using NLP and LLM-derived clinical features
errJOURNAL OF THE AMERICAN MEDICAL INFORMATICS ASSOCIATION
IF4.6
err2025-09-01
err0
PREAI
errNateghi Haredasht, Fateme; Lopez, Ivan; Tate, Steven; Ashtari, Pooya; Chan, Min Min; Kulkarni, Deepali; Chen, Chwen-Yuen Angie; Vangala, Maithri; Griffith, Kira; Bunning, Bryan; Miner, Adam S.; Hernandez-Boussard, Tina; Humphreys, Keith; Lembke, Anna; Vance, L. Alexander; Chen, Jonathan H.
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Quantization-aware matrix factorization for low bit rate image compression
errINFORMATION SCIENCES
IF6.8
err2025-09-01
err0
errOAAI
errAshtari, Pooya; Behmandpoor, Pourya; Haredasht, Fateme Nateghi; Chen, Jonathan H.; Patrinos, Panagiotis; Van Huffel, Sabine
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DeepISLES: a clinically validated ischemic stroke segmentation model from the ISLES'22 challenge
errNature Communications
IF15.7
err2025-08-09
err0
errOAAI
errEzequiel de la Rosa; Mauricio Reyes; Sook-Lei Liew; Alexandre Hutton; Roland Wiest; Johannes Kaesmacher; Uta Hanning; Arsany Hakim; Richard Zubal; Waldo Valenzuela; David Robben; Diana M. Sima; Vincenzo Anania; Arne Brys; James A. Meakin; Anne Mickan; Gabriel Broocks; Christian Heitkamp; Shengbo Gao; Kongming Liang; Ziji Zhang; Md Mahfuzur Rahman Siddiquee; Andriy Myronenko; Pooya Ashtari; Sabine Van Huffel; Hyunsu Jeong; Chiho Yoon; Chulhong Kim; Jiayu Huo; Sebastien Ourselin; Rachel Sparks; Albert Clèrigues; Arnau Oliver; Xavier Lladó; Liam Chalcroft; Ioannis Pappas; Jeroen Bertels; Ewout Heylen; Juliette Moreau; Nima Hatami; Carole Frindel; Abdul Qayyum; Moona Mazher; Domenec Puig; Shao-Chieh Lin; Chun-Jung Juan; Tianxi Hu; Lyndon Boone; Maged Goubran; Yi-Jui Liu; Susanne Wegener; Florian Kofler; Ivan Ezhov; Suprosanna Shit; Moritz R. Hernandez Petzsche; Michael Müller; Bjoern Menze; Jan S. Kirschke; Benedikt Wiestler
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errSave
Factorizer: A scalable interpretable approach to context modeling for medical image segmentation
errMEDICAL IMAGE ANALYSIS
IF11.8
err2023-02-01
err10
errOAAI
errAshtari, Pooya; Sima, Diana M.; De Lathauwer, Lieven; Sappey-Marinier, Dominique; Maes, Frederik; Van Huffel, Sabine
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errSave
New multiple sclerosis lesion segmentation and detection using pre-activation U-Net
errFRONTIERS IN NEUROSCIENCE
IF3.2
err2022-10-26
err8
errOAAI
errAshtari, Pooya; Barile, Berardino; Van Huffel, Sabine; Sappey-Marinier, Dominique
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errSave
Supervised fuzzy partitioning
errPATTERN RECOGNITION
IF7.6
err2020-01-01
err6
errOAAI
errAshtari, Pooya; Haredasht, Fateme Nateghi; Beigy, Hamid
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errSave

Research Directions

No research directions
Co-authors
Cooperation Journals
S
Sébastien Ourselin
H-index: 119 · Papers: 1.8K
M
Michael Müller
H-index: 101 · Papers: 814
S
Sabine Van Huffel
H-index: 86 · Papers: 1.3K
C
Chulhong Kim
H-index: 83 · Papers: 661
K
Keith Humphreys
H-index: 72 · Papers: 517
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