Evidence map›Paper›PMID 41526557›Full record

ArticleJournal of imaging informatics in medicine2026

Pathobiological Dictionary Defining Pathomics and Texture Features: Addressing Understandable AI Issues in Personalized Liver Cancer; Dictionary Version LCP1.0.

Mohammad R Salmanpour, Seyed Mohammad Piri, Somayeh Sadat Mehrnia, Ahmad Shariftabrizi, Masume Allahmoradi, Venkata Sk Manem, Arman Rahmim, Ilker Hacihaliloglu

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Article in Journal of imaging informatics in medicine, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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2 · The registry

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5 · Who and what money

Authors and funding

8 authors.

Mohammad R SalmanpourDepartment of Radiology, University of British Columbia, Vancouver, BC, Canada. msalman@bccrc.ca.
Seyed Mohammad PiriCancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.
Somayeh Sadat MehrniaDepartment of Integrative Oncology, Breast Cancer Research Center, Motamed Cancer Institute, ACECR, Tehran, Iran.
Ahmad ShariftabriziDepartment of Radiology, University of Iowa Carver College of Medicine, Iowa City, IA, USA.
Masume AllahmoradiDepartment of Pathology, Iran University of Medical Sciences, Tehran, Iran.
Venkata Sk ManemCentre de Recherche du CHU de Québec, Université Laval, Quebec City, QC, Canada.
Arman RahmimDepartment of Radiology, University of British Columbia, Vancouver, BC, Canada.
Ilker HacihalilogluDepartment of Radiology, University of British Columbia, Vancouver, BC, Canada.

Funding

Canadian Foundation for Innovation - John R. Evans Leaders Fund AWD-023869 CFIDiscovery Horizons Grant DH-2025-00119Natural Sciences and Engineering Research Council of Canada AWD-024385Natural Sciences and Engineering Research Council of Canada RGPIN-2023-0357
6 · The paper itself

Abstract

AI holds strong potential for medical diagnostics, yet a lack of interpretability limits its clinical adoption. This study introduces the Pathobiological Dictionary for Liver Cancer (LCP1.0), a practical framework designed to translate complex Pathomics (PF) and Radiomics Features (RF) into clinically meaningful insights aligned with existing diagnostic workflows. QuPath and PyRadiomics, standardized according to Image Biomarker Standardisation Initiative (IBSI) guidelines, were used to extract 333 imaging features from hepatocellular carcinoma (HCC) tissue samples, including 240 PF-based-cell detection/intensity, 74 texture-RFs, and 19 RF-based first-order features. Expert-defined 1000 × 1000 µm ROIs from the public dataset excluded artifact-prone areas, and features were aggregated at the case level. Their relevance to the World Health Organization (WHO) grading system was assessed using multiple classifiers linked with feature selectors. The resulting dictionary was validated by 8 experts in oncology and pathology. In collaboration with 10 domain experts, we developed a Pathobiological dictionary of imaging features such as PFs and RF. In our study, the Variable Threshold feature selection algorithm combined with the SVM model achieved the highest five-fold cross-validation accuracy (0.80 ± 0.01, P < 0.05), selecting 20 key features-primarily clinical and pathomics traits such as Centroid, Cell Nucleus, and Cytoplasmic characteristics for survival outcome prediction. These features, particularly nuclear and cytoplasmic, were strongly associated with tumor grading and prognosis, reflecting atypia indicators like pleomorphism, hyperchromasia, and cellular orientation. The LCP1.0 provides a clinically validated bridge between AI outputs and expert interpretation, enhancing model transparency and usability. Aligning AI-derived features with clinical semantics supports the development of interpretable, trustworthy diagnostic tools for liver cancer pathology.

Indexed as

Clinical decision supportInterpretable AILiver cancerPathomics featuresPractical Pathobiological DictionaryUnderstandable AI

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.