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Ravi Samala
2020 – today
- 2025
- [j2]Alexis Burgon, Yuhang Zhang, Nicholas Petrick, Berkman Sahiner, Kenny H. Cha, Ravi K. Samala:
Bias Amplification to Facilitate the Systematic Evaluation of Bias Mitigation Methods. IEEE J. Biomed. Health Informatics 29(2): 1444-1454 (2025) - 2024
- [c44]Shuyue Guan, Ravi K. Samala, Seyed M. M. Kahaki, Weijie Chen:
Restorable Synthesis: Average Synthetic Segmentation Converges to a Polygon Approximation of an Object Contour in Medical Images. SSIAI 2024: 77-80 - 2023
- [c43]Ran Yan, Qian Cao, Sriharsha Marupudi, Ravi K. Samala
, Nicholas Petrick:
Deep learning texture analysis for the assessment of trabecular bone stiffness in CT. Biomedical Applications in Molecular, Structural, and Functional Imaging 2023 - [c42]Alexis Burgon
, Nicholas Petrick, Berkman Sahiner, Gene Pennello, Ravi K. Samala
:
Decision region analysis to deconstruct the subgroup influence on AI/ML predictions. Computer-Aided Diagnosis 2023 - [c41]Jonathan Clever, Lubomir M. Hadjiiski, Heang-Ping Chan
, Richard H. Cohan
, Elaine M. Caoili, Kenny H. Cha, Ravi Samala
, Chuan Zhou:
Bladder cancer segmentation using U-Net-based deep-learning. Computer-Aided Diagnosis 2023 - [c40]Shuyue Guan, Ravi K. Samala
, Arian Arab, Weijie Chen:
MISS-tool: medical image segmentation synthesis tool to emulate segmentation errors. Computer-Aided Diagnosis 2023 - [c39]Di Sun
, Lubomir M. Hadjiiski, Heang-Ping Chan
, Richard H. Cohan
, Elaine M. Caoili, Ajjai Alva, Kenny H. Cha, Ravi K. Samala
, Chuan Zhou:
Bladder cancer treatment response assessment in CT urography by using deep-learning and radiomics. Computer-Aided Diagnosis 2023 - [c38]Rain Tarango, Lubomir M. Hadjiiski, Ajjai Alva, Heang-Ping Chan
, Richard H. Cohan
, Elaine M. Caoili, Kenny H. Cha, Ravi K. Samala
, Alon Z. Weizer, Chuan Zhou, Monika Joshi, Yousef Zakharia:
Survival prediction for patients with metastatic urothelial cancer after immunotherapy using machine learning. Computer-Aided Diagnosis 2023 - 2022
- [c37]Shuyue Guan, Ravi K. Samala
, Weijie Chen:
Informing selection of performance metrics for medical image segmentation evaluation using configurable synthetic errors. AIPR 2022: 1-8 - [c36]Ravi K. Samala
, Berkman Sahiner, Gene Pennello, Kenny H. Cha, Mohammad Mehdi Farhangi, Nicholas Petrick:
Deciphering deep ensembles for lung nodule analysis. Computer-Aided Diagnosis 2022 - [c35]Di Sun
, Lubomir M. Hadjiiski, Rohan Garje
, Yousef Zakharia, Lauren Pomerantz, Monika Joshi, Ajjai Alva, Heang-Ping Chan
, Richard H. Cohan
, Elaine M. Caoili, Kenny H. Cha, Galina Kirova-Nedyalkova
, Matthew S. Davenport, Prasad R. Shankar
, Isaac R. Francis
, Kimberly Shampain, Nathaniel Meyer
, Daniel Barkmeier, Sean Woolen, Phillip L. Palmbos, Alon Z. Weizer, Ravi K. Samala
, Chuan Zhou, Martha M. Matuszak
:
Effect of computerized decision support on diagnostic accuracy and intra-observer variability in multi-institutional observer performance study for bladder cancer treatment response assessment in CT urography. Computer-Aided Diagnosis 2022 - [i1]Shuyue Guan, Ravi K. Samala
, Weijie Chen:
Informing selection of performance metrics for medical image segmentation evaluation using configurable synthetic errors. CoRR abs/2212.14828 (2022) - 2021
- [c34]Lubomir M. Hadjiiski, Monika Joshi, Ajjai Alva, Heang-Ping Chan
, Richard H. Cohan
, Elaine M. Caoili, Galina Kirova-Nedyalkova
, Matthew S. Davenport, Prasad R. Shankar
, Isaac R. Francis
, Kenny H. Cha, Ravi K. Samala
, Phillip L. Palmbos, Alon Z. Weizer:
Multi-institutional observer performance study for bladder cancer treatment response assessment in CT urography with and without computerized decision support. Computer-Aided Diagnosis 2021 - [c33]Ravi K. Samala
, Lubomir M. Hadjiiski, Heang-Ping Chan
, Chuan Zhou, Jadranka Stojanovska, Prachi Pragya Agarwal, Christopher Fung:
Severity assessment of COVID-19 using imaging descriptors: a deep-learning transfer learning approach from non-COVID-19 pneumonia. Computer-Aided Diagnosis 2021 - 2020
- [c32]Daniel Hoklai Chapman-Sung, Lubomir M. Hadjiiski, Dhanuj Gandikota, Heang-Ping Chan
, Ravi Samala
, Elaine M. Caoili, Richard H. Cohan
, Alon Z. Weizer, Ajjai Alva, Chuan Zhou:
Convolutional neural network-based decision support system for bladder cancer staging in CT urography: decision threshold estimation and validation. Computer-Aided Diagnosis 2020 - [c31]Michael I. Ivanitskiy, Lubomir M. Hadjiiski, Heang-Ping Chan
, Ravi Samala
, Richard H. Cohan
, Elaine M. Caoili, Alon Z. Weizer, Ajjai Alva, Jun Wei, Chuan Zhou:
Bladder wall segmentation using U-net based deep learning. Computer-Aided Diagnosis 2020 - [c30]Zachary Papanastasopoulos, Ravi K. Samala
, Heang-Ping Chan
, Lubomir M. Hadjiiski, Chintana Paramagul, Mark A. Helvie, Colleen H. Neal:
Explainable AI for medical imaging: deep-learning CNN ensemble for classification of estrogen receptor status from breast MRI. Computer-Aided Diagnosis 2020 - [c29]Ravi K. Samala
, Heang-Ping Chan
, Lubomir M. Hadjiiski, Sathvik Koneru:
Hazards of data leakage in machine learning: a study on classification of breast cancer using deep neural networks. Computer-Aided Diagnosis 2020
2010 – 2019
- 2019
- [j1]Ravi K. Samala
, Heang-Ping Chan
, Lubomir M. Hadjiiski, Mark A. Helvie, Caleb D. Richter, Kenny H. Cha:
Breast Cancer Diagnosis in Digital Breast Tomosynthesis: Effects of Training Sample Size on Multi-Stage Transfer Learning Using Deep Neural Nets. IEEE Trans. Medical Imaging 38(3): 686-696 (2019) - [c28]Dhanuj Gandikota, Lubomir M. Hadjiiski, Heang-Ping Chan
, Kenny H. Cha, Ravi Samala
, Elaine M. Caoili, Richard H. Cohan
, Alon Z. Weizer, Ajjai Alva, Chintana Paramagul, Jun Wei, Chuan Zhou:
Bladder cancer staging in CT urography: estimation and validation of decision thresholds for a radiomics-based decision support system. Computer-Aided Diagnosis 2019: 109500W - [c27]Xiangyuan Ma, Lubomir M. Hadjiiski, Jun Wei, Heang-Ping Chan
, Kenny H. Cha, Richard H. Cohan
, Elaine M. Caoili, Ravi Samala
, Chuan Zhou, Yao Lu:
2D and 3D bladder segmentation using U-Net-based deep-learning. Computer-Aided Diagnosis 2019: 109500Y - [c26]Ravi K. Samala
, Heang-Ping Chan
, Caleb Richter, Lubomir M. Hadjiiski, Chuan Zhou, Jun Wei:
Analysis of deep convolutional features for detection of lung nodules in computed tomography. Computer-Aided Diagnosis 2019: 109500Q - [c25]Eric Wu, Lubomir M. Hadjiiski, Ravi K. Samala
, Heang-Ping Chan
, Kenny H. Cha, Caleb Richter, Richard H. Cohan
, Elaine M. Caoili, Chintana Paramagul, Ajjai Alva, Alon Z. Weizer:
Deep learning based bladder cancer treatment response assessment. Computer-Aided Diagnosis 2019: 109503D - [c24]Ravi K. Samala
, Heang-Ping Chan
, Lubomir M. Hadjiiski, Chintana Paramagul, Mark A. Helvie, Colleen H. Neal:
Homogenization of breast MRI across imaging centers and feature analysis using unsupervised deep embedding. Computer-Aided Diagnosis 2019: 1095020 - 2018
- [c23]Ravi K. Samala
, Heang-Ping Chan
, Lubomir M. Hadjiiski, Mark A. Helvie, Caleb Richter, Kenny H. Cha:
Cross-domain and multi-task transfer learning of deep convolutional neural network for breast cancer diagnosis in digital breast tomosynthesis. Computer-Aided Diagnosis 2018: 105750Q - [c22]Kenny H. Cha, Lubomir M. Hadjiiski, Heang-Ping Chan
, Ravi K. Samala
, Richard H. Cohan
, Elaine M. Caoili, Alon Z. Weizer, Ajjai Alva:
Bladder cancer treatment response assessment in CT urography using two-channel deep-learning network. Computer-Aided Diagnosis 2018: 105751V - [c21]Jun Wei, Songfeng Li, Heang-Ping Chan
, Mark A. Helvie, Marilyn A. Roubidoux, Yao Lu, Chuan Zhou, Lubomir M. Hadjiiski, Ravi K. Samala
:
Deep convolutional neural network for mammographic density segmentation. Computer-Aided Diagnosis 2018: 105753I - [c20]Caleb D. Richter, Ravi K. Samala
, Heang-Ping Chan
, Lubomir M. Hadjiiski, Kenny H. Cha:
Generalization error analysis: deep convolutional neural network in mammography. Computer-Aided Diagnosis 2018: 1057520 - [c19]Ravi K. Samala
, Heang-Ping Chan
, Lubomir M. Hadjiiski, Mark A. Helvie, Caleb Richter, Kenny H. Cha:
Compression of deep convolutional neural network for computer-aided diagnosis of masses in digital breast tomosynthesis. Computer-Aided Diagnosis 2018: 1057521 - [c18]Kenny H. Cha, Lubomir M. Hadjiiski, Heang-Ping Chan
, Elaine M. Caoili, Richard H. Cohan
, Alon Z. Weizer, Marshall N. Gordon, Ravi K. Samala
:
Computer-aided detection of bladder wall thickening in CT urography (CTU). Computer-Aided Diagnosis 2018: 1057529 - 2017
- [c17]Ravi K. Samala
, Heang-Ping Chan
, Lubomir M. Hadjiiski
, Mark A. Helvie, Renaid B. Kim
:
Identifying key radiogenomic associations between DCE-MRI and micro-RNA expressions for breast cancer. Computer-Aided Diagnosis 2017: 101340T - [c16]Marshall Gordon, Lubomir M. Hadjiiski
, Kenny H. Cha
, Heang-Ping Chan
, Ravi Samala
, Richard H. Cohan
, Elaine M. Caoili:
Segmentation of inner and outer bladder wall using deep-learning convolutional neural network in CT urography. Computer-Aided Diagnosis 2017: 1013402 - [c15]Kenny H. Cha
, Lubomir M. Hadjiiski
, Heang-Ping Chan
, Elaine M. Caoili, Richard H. Cohan
, Alon Z. Weizer, Ravi K. Samala
:
Computer-aided detection of bladder masses in CT urography (CTU). Computer-Aided Diagnosis 2017: 1013403 - [c14]Kenny H. Cha
, Lubomir M. Hadjiiski
, Heang-Ping Chan
, Ravi K. Samala
, Richard H. Cohan
, Elaine M. Caoili, Chintana Paramagul, Ajjai Alva, Alon Z. Weizer:
Bladder cancer treatment response assessment using deep learning in CT with transfer learning. Computer-Aided Diagnosis 2017: 1013404 - 2016
- [c13]Ravi K. Samala
, Heang-Ping Chan
, Lubomir M. Hadjiiski
, Kenny H. Cha
, Mark A. Helvie:
Deep-learning convolution neural network for computer-aided detection of microcalcifications in digital breast tomosynthesis. Computer-Aided Diagnosis 2016: 97850Y - [c12]Ravi K. Samala
, Heang-Ping Chan
, Lubomir M. Hadjiiski
, Ruola Ning, Kenny H. Cha
, Mark A. Helvie:
Reference state estimation of breast computed tomography for registration with digital mammography. Computer-Aided Diagnosis 2016: 97851U - [c11]Kenny H. Cha, Lubomir M. Hadjiiski, Ravi K. Samala, Heang-Ping Chan, Richard H. Cohan, Elaine M. Caoili:
Comparison of bladder segmentation using deep-learning convolutional neural network with and without level sets. Computer-Aided Diagnosis 2016: 978512 - [c10]Ravi K. Samala
, Jun Wei, Heang-Ping Chan
, Lubomir M. Hadjiiski
, Kenny H. Cha
, Mark A. Helvie:
First and second-order features for detection of masses in digital breast tomosynthesis. Computer-Aided Diagnosis 2016: 978523 - 2015
- [c9]Ravi K. Samala
, Heang-Ping Chan
, Yao Lu, Lubomir M. Hadjiiski
, Jun Wei, Mark A. Helvie:
Comparison of computer-aided detection of clustered microcalcifications in digital mammography and digital breast tomosynthesis. Computer-Aided Diagnosis 2015: 94140K - [c8]Ravi K. Samala
, Heang-Ping Chan
, Yao Lu, Lubomir M. Hadjiiski
, Jun Wei, Mark A. Helvie:
Digital breast tomosynthesis: application of 2D digital mammography CAD to detection of microcalcification clusters on planar projection image. Computer-Aided Diagnosis 2015: 941418 - 2014
- [c7]Ravi K. Samala
, Heang-Ping Chan
, Yao Lu, Lubomir M. Hadjiiski
, Jun Wei, Mark A. Helvie:
Digital breast tomosynthesis: effects of projection-view distribution on computer-aided detection of microcalcification clusters. Computer-Aided Diagnosis 2014: 90350Y - [c6]Ning Xu, Sheng Yi, Paulo R. S. Mendonça
, Tai-Peng Tian, Ravi Samala
, Heang-Ping Chan
:
False positive reduction of microcalcification cluster detection in digital breast tomosynthesis. Image Processing 2014: 90342N - 2013
- [c5]Ravi K. Samala
, Heang-Ping Chan
, Yao Lu, Lubomir M. Hadjiiski
, Jun Wei, Berkman Sahiner, Mark A. Helvie:
Detection of microcalcifications in breast tomosynthesis reconstructed with multiscale bilateral filtering regularization. Computer-Aided Diagnosis 2013: 86701L - 2010
- [c4]Ravi K. Samala
, Tatyana Zhukov, Jianying Zhang, Melvyn Tockman, Wei Qian:
Combinational feature optimization for classification of lung tissue images. Computer-Aided Diagnosis 2010: 76240Z - [c3]Akshay Pai, Ravi K. Samala
, Jianying Zhang, Wei Qian:
Similarity based false-positive reduction for breast cancer using radiographic and pathologic imaging features. Computer-Aided Diagnosis 2010: 76242G
2000 – 2009
- 2009
- [c2]Ravi K. Samala
, Wilfrido Alejandro Moreno, Dansheng Song, Yuncheng You, Wei Qian:
Knowledge based optimum feature selection for lung nodule diagnosis on thin section thoracic CT. Computer-Aided Diagnosis 2009: 726036 - 2007
- [c1]Xuejun Sun, Walker H. Land, Ravi Samala
:
Deblurring of tomosynthesis images using 3D anisotropic diffusion filtering. Image Processing 2007: 65124P
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