AS
Amber L. Simpson
cs.CVRadiomicsImage Processing, Computer-AssistedTomography, X-Ray ComputedLiver Neoplasmscs.LGeess.IVMachine learningPancreatic Neoplasmsradiomics
On Valency
published · living versionsW_z8wecm87·v1 · currentpublished
A large annotated medical image dataset for the development and evaluation of segmentation algorithms
with Michela Antonelli, Spyridon Bakas, Michel Bilello, Keyvan Farahani +19
1 version
W_ezhqzjt7·v1published
Preprints & journals
126 papers in the corpus · 2005–2026Parameter-Efficient Fine-Tuning of Foundation Models for Liver Tumor Segmentation in CT2609.14106v1 · Ramtin Mojtahedi, Mohammad Hamghalam, Jacob J. Peoples et al.2026 · 1 citationProc. SPIE 13926, Medical Imaging 2026: Computer-Aided Diagnosis, 1392612 (2026)
Spectral Adapters for Segment Anything Model-based Segmentation of Colorectal Liver Metastases in Computed Tomography2609.11703v1 · Ramtin Mojtahedi, Mohammad Hamghalam, Jacob J. Peoples et al.2026 · 0 citationsarXivon Valency
Improving preoperative risk stratification in colorectal liver metastases: a multi-institutional evaluation of multimodal prediction models.42448749 · Kobayashi, Kaitlyn S M, Mojtahedi, Ramtin, Bunker, E Claire et al.2026 · 0 citationsScientific reports. 2026
Radiomic Carotid Plaque Features Integrated into Machine Learning Models for Cardiovascular Risk Prediction.42285860 · Hu, Ricky, Mojtahedi, Ramtin, Duli, Ergi et al.2026 · 0 citationsUltrasound in medicine & biology. 2026;52(9):1890-1899
Failure of Bacillus Calmette-Guerin Therapy in Patients with Bladder Cancer is Characterized by Immune Dysfunction Associated with Activator Protein 110.64898/2026.05.06.723215v1 · Garven, A., Pare, J.-F., Robins, A. et al.2026 · 0 citationsbioRxiv
Real-world treatment patterns for metastatic urothelial cancer in 5 European countries: EVEREST 2.42109180 · De Santis, Maria, Milloy, Neil, Walley, Maria et al.2026 · 0 citationsFuture oncology (London, England). 2026;22(12):1429-1437
Towards quality control and harmonization of deep learning CT radiomics: An in-silico feasibility study with virtual colorectal liver metastases.42169495 · Venugopal, Mamatha, Ramani, Sathish, Peoples, Jacob J et al.2026 · 0 citationsMedical physics. 2026;53(5):e70500
Self-Supervised Transformer-Based Pipeline for Liver Tumor Segmentation and Type Classification.41616240 · Mojtahedi, Ramtin, Hamghalam, Mohammad, Peoples, Jacob J et al.2026 · 0 citationsJCO clinical cancer informatics. 2026;10:e2500135
The Patient/Industry Trade-off in Medical Artificial Intelligence2601.06144v1 · Rina Khan, Annabelle Sauve, Imaan Bayoumi et al.2026 · 1 citationarXiv
Liver cancer segmentator: Metadata-guided confidence scoring for reliable segmentation of colorectal liver metastases in CT.41505999 · Hamghalam, Mohammad, Peoples, Jacob J, Kobayashi, Kaitlyn S M et al.2026 · 2 citationsComputer methods and programs in biomedicine. 2026;276:109233
Radiomic signatures from baseline CT predict chemotherapy response in unresectable colorectal liver metastases.41536565 · Piliposyan, Mane, Peoples, Jacob J, Hamghalam, Mohammad et al.2026 · 1 citationJournal of medical imaging (Bellingham, Wash.). 2026;13(1):014505
A Novel Patch-Based TDA Approach for Computed Tomography Imaging2512.12108v5 · Dashti A. Ali, Aras T. Asaad, Jacob J. Peoples et al.2025 · 0 citationsarXiv
Cell State Chaos Underpins the Evolution of SMARCA4-Deficient Dedifferentiated Endometrial Cancer10.64898/2025.12.01.690470v1 · Brandon-Coatham, M., Vassalakis, J. A., Plummer, H. et al.2025 · 0 citationsbioRxiv
Postoperative Pancreatic Fistula After Pancreatoduodenectomy: Can Radiomics Improve Clinical Risk Scores?41310921 · Choubey, Ankur P, Magnin, Josephine, Gagnière, Johan et al.2025 · 2 citationsAnnals of surgery. 2025
Imaging Mass Cytometry Immune Profiling of Hunner Lesions in a Convenience Sample of Patients With Interstitial Cystitis/Bladder Pain Syndrome.41252600 · Cotechini, Tiziana, Kim, Nathalia, Hindmarch, Charles C T et al.2025 · 1 citationThe Journal of urology. 2026;215(1):70-80
Fes-Deficient Macrophages Prime CD8+ T Cells to Stimulate Antitumor Immunity and Improve Immunotherapy Efficacy.40299778 · Laight, Brian J, Harper, Danielle, Dmytryk, Natasha et al.2025 · 3 citationsCancer research. 2025;85(14):2643-2658
Towards fair decentralized benchmarking of healthcare AI algorithms with the Federated Tumor Segmentation (FeTS) challenge.40628696 · Zenk, Maximilian, Baid, Ujjwal, Pati, Sarthak et al.2025 · 16 citationsNature communications. 2025;16(1):6274
Comparing the Effects of Persistence Barcodes Aggregation and Feature Concatenation on Medical Imaging2505.23637v2 · Dashti A. Ali, Richard K. G. Do, William R. Jarnagin et al.2025 · 0 citationsarXiv
False Promises in Medical Imaging AI? Assessing Validity of Outperformance Claims2505.04720v2 · Evangelia Christodoulou, Annika Reinke, Pascaline Andre et al.2025 · 2 citationsarXiv
The use of a convolutional neural network to automate radiologic scoring of computed tomography of paranasal sinuses.40289097 · Lee, Daniel J, Hamghalam, Mohammad, Wang, Lily et al.2025 · 4 citationsBiomedical engineering online. 2025;24(1):49
Generative Inpainting-Based Anomaly Detection for CT Liver Tumor Detection.41234511 · Shi, Yongyi, Niu, Chuang, Simpson, Amber L et al.2026 · 0 citationsIEEE transactions on radiation and plasma medical sciences. 2025;9(8):1051-1061
Med-ImageTools: An open-source Python package for robust data processing pipelines and curating medical imaging data.39989910 · Kim, Sejin, Kazmierski, Michal, Qu, Kevin et al.2025 · 1 citationF1000Research. 2023;12:118
Targeted generative data augmentation for automatic metastases detection from free-text radiology reports.39981192 · Ashofteh Barabadi, Maede, Zhu, Xiaodan, Chan, Wai Yip et al.2025 · 4 citationsFrontiers in artificial intelligence. 2025;8:1513674
Finding Reproducible and Prognostic Radiomic Features in Variable Slice Thickness Contrast Enhanced CT of Colorectal Liver Metastases.41394427 · Peoples, Jacob J, Hamghalam, Mohammad, James, Imani et al.2026 · 2 citationsThe journal of machine learning for biomedical imaging. 2025;2(UNSURE2023):2326-2357
Confidence intervals uncovered: Are we ready for real-world medical imaging AI?2409.17763v2 · Evangelia Christodoulou, Annika Reinke, Rola Houhou et al.2024 · 12 citationsarXiv
CT-based Anomaly Detection of Liver Tumors Using Generative Diffusion Prior2408.00092v2 · Yongyi Shi, Chuang Niu, Amber L. Simpson et al.2024 · 1 citationarXiv
Multiplexed Imaging Mass Cytometry Analysis Characterizes the Vascular Niche in Pancreatic Cancer.38695869 · Sussman, Jonathan H, Kim, Nathalia, Kemp, Samantha B et al.2024 · 31 citationsCancer research. 2024;84(14):2364-2376
Radiomic-Based Approaches in the Multi-metastatic Setting: A Quantitative Review.39006417 · Geady, Caryn, Patel, Hemangini, Peoples, Jacob et al.2025 · 6 citationsmedRxiv : the preprint server for health sciences. 2024
Multi-parametric atlas of the pre-metastatic liver for prediction of metastatic outcome in early-stage pancreatic cancer.38942992 · Bojmar, Linda, Zambirinis, Constantinos P, Hernandez, Jonathan M et al.2024 · 64 citationsNature medicine. 2024;30(8):2170-2180
Minimizing biological risk for novel inhibitory drug targets: One knockout is all you need10.1101/2024.06.19.24309116v1 · Dimitriev, A., Postovit, L.-M., Simpson, A. L. et al.2024 · 0 citationsmedRxiv
Simulated deep CT characterization of liver metastases with high-resolution filtered back projection reconstruction.38861067 · Wiedeman, Christopher, Lorraine, Peter, Wang, Ge et al.2024 · 5 citationsVisual computing for industry, biomedicine, and art. 2024;7(1):13
Use of Response Permutation to Measure an Imaging Dataset's Susceptibility to Overfitting by Selected Standard Analysis Pipelines.38614825 · Chakraborty, Jayasree, Midya, Abhishek, Kurland, Brenda F et al.2024 · 5 citationsAcademic radiology. 2024;31(9):3590-3596
Tumor Size Is Not Everything: Advancing Radiomics as a Precision Medicine Biomarker in Oncology Drug Development and Clinical Care. A Report of a Multidisciplinary Workshop Coordinated by the RECIST Working Group.38635935 · Nakajima, Erica C, Simpson, Amber, Bogaerts, Jan et al.2024 · 6 citationsJCO precision oncology. 2024;8:e2300687
Fes-deficient macrophages enhance CD8+ T cell priming and tumour control through increased proinflammatory cytokine production and localization10.1101/2024.02.27.581601v3 · Laight, B. J., Harper, D., Dmytryk, N. et al.2024 · 0 citationsbioRxiv
Preoperative CT and survival data for patients undergoing resection of colorectal liver metastases.38321027 · Simpson, Amber L, Peoples, Jacob, Creasy, John M et al.2024 · 47 citationsScientific data. 2024;11(1):172
Medical image synthesis via conditional GANs: Application to segmenting brain tumours.38266466 · Hamghalam, Mohammad, Simpson, Amber L2024 · 57 citationsComputers in biology and medicine. 2024;170:107982
Machine Learning Detection and Characterization of Splenic Injuries on Abdominal Computed Tomography.38189316 · Hamghalam, Mohammad, Moreland, Robert, Gomez, David et al.2024 · 18 citationsCanadian Association of Radiologists journal = Journal l'Association canadienne des radiologistes. 2024;75(3):534-541
Quantitation of Oncologic Image Features for Radiomic Analyses in PET.38006509 · Williams, Travis L, Gonen, Mithat, Wray, Rick et al.2023 · 1 citationMethods in molecular biology (Clifton, N.J.). 2024;2729:409-421
Mechanisms of Exercise Intolerance Across the Breast Cancer Continuum: A Pooled Analysis of Individual Patient Data.38485730 · Scott, Jessica M, Lee, Jasme, Michalski, Meghan G et al.2024 · 6 citationsMedicine and science in sports and exercise. 2024;56(4):590-599
Parameter-Efficient Methods for Metastases Detection from Clinical Notes2310.18472v1 · Maede Ashofteh Barabadi, Xiaodan Zhu, Wai Yip Chan et al.2023 · 1 citationBarabadi, M. A., Zhu, X., Chan, W. Y., Simpson, A. L., & Do, R. K. G. (2023). Parameter-Efficient Methods for Metastases Detection fromClinical Notes. Proceedings of the Canadian Conference on Artificial Intelligence
Applying Natural Language Processing to Single-Report Prediction of Metastatic Disease Response Using the OR-RADS Lexicon.37894276 · Elbatarny, Lydia, Do, Richard K G, Gangai, Natalie et al.2024 · 7 citationsCancers. 2023;15(20)
Towards Optimal Patch Size in Vision Transformers for Tumor Segmentation2308.16598v1 · Ramtin Mojtahedi, Mohammad Hamghalam, Richard K. G. Do et al.2023 · 19 citationsMultiscale Multimodal Medical Imaging. MMMI 2022. Lecture Notes in Computer Science, vol 13594. Springer, Cham
Attention-based CT Scan Interpolation for Lesion Segmentation of Colorectal Liver Metastases2308.15932v1 · Mohammad Hamghalam, Richard K. G. Do, Amber L. Simpson2023 · 9 citationsProc. SPIE 12468, Medical Imaging 2023: Biomedical Applications in Molecular, Structural, and Functional Imaging, 124680U (10 April 2023)
The RSNA Cervical Spine Fracture CT Dataset.37795143 · Lin, Hui Ming, Colak, Errol, Richards, Tyler et al.2024 · 30 citationsRadiology. Artificial intelligence. 2023;5(5):e230034
Computerized Diagnosis of Liver Tumors From CT Scans Using a Deep Neural Network Approach.37027632 · Midya, Abhishek, Chakraborty, Jayasree, Srouji, Rami et al.2023 · 54 citationsIEEE journal of biomedical and health informatics. 2023;27(5):2456-2464
The Association between COVID-19 and Changes in Opioid Prescribing Patterns and Opioid-Related Overdoses: A Retrospective Cohort Study.37033155 · Robins, Alexandra, Dimitriev, Alan, MacKay, Cameron et al.2023 · 2 citationsCanadian journal of pain = Revue canadienne de la douleur. 2023;7(1):2176297
Author Correction: Federated learning enables big data for rare cancer boundary detection.36702828 · Pati, Sarthak, Baid, Ujjwal, Edwards, Brandon et al.2025 · 5 citationsNature communications. 2023;14(1):436
Federated learning enables big data for rare cancer boundary detection.36470898 · Pati, Sarthak, Baid, Ujjwal, Edwards, Brandon et al.2022 · 390 citationsNature communications. 2022;13(1):7346
Radiomics artificial intelligence modelling for prediction of local control for colorectal liver metastases treated with radiotherapy.36148155 · Hu, Ricky, Chen, Ishita, Peoples, Jacob et al.2026 · 18 citationsPhysics and imaging in radiation oncology. 2022;24:36-42
Natural Language Processing of Computed Tomography Reports to Label Metastatic Phenotypes With Prognostic Significance in Patients With Colorectal Cancer.36103642 · Causa Andrieu, Pamela, Golia Pernicka, Jennifer S, Yaeger, Rona et al.2022 · 13 citationsJCO clinical cancer informatics. 2022;6:e2200014
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