6 papers
KhyontekAI at CheckThat! 2026: Multilingual Dense Retrieval and Cross-Encoder Reranking for Scientific Web Claims
Bhargab Jyoti Bhuyan, Pritam Deka
Scientific claims shared through social media platforms frequently reference research findings without explicitly linking to the corresponding scientific publications. Automaticall…
From Retrieval to Typed Decisions: Calibrated System One Models from Biomedical Sentence Encoders
Pritam Deka
Typed decision models answer schema-constrained questions about a text in one forward pass and return probabilities meant to be thresholded. We ask whether biomedical sentence enco…
When Retrieval Helps and Distracts: Evaluating Evidence-Generating LLMs for Biomedical Claim Verification
Pritam Deka, Prabhjot Singh
Biomedical fact-checking systems must do more than predict whether a claim is supported, contradicted, or unaddressed: they should also produce evidence that is faithful, complete,…
Same Illness, Different Voice: Restating the Patient's Account Narrows Narrative Anchoring in Clinical Language Models
Prabhjot Singh, Pritam Deka, Vijay Chennareddy
Clinical language models are evaluated on vignettes written in a clinician's voice, but patients describe the same illness in their own. We pair 1,000 MedQA cases with three retell…
Flowchart2Mermaid: A Vision-Language Model Powered System for Converting Flowcharts into Editable Diagram Code
Pritam Deka, Barry Devereux
Flowcharts are common tools for communicating processes but are often shared as static images that cannot be easily edited or reused. We present Flowchart2Mermaid, a lightweight we…
Structured Extraction from Business Process Diagrams Using Vision-Language Models
Pritam Deka, Barry Devereux
Business Process Model and Notation (BPMN) is a widely adopted standard for representing complex business workflows. While BPMN diagrams are often exchanged as visual images, exist…