2 papers
cs.IR2026
PlanSightRAG: A Visual-First Multimodal RAG for Automating Question Answering and Compliance Checking for Civil Standard Plans
Nabaraj Subedi, Shuvo Dip Datta, Ahmed Abdelaty +1
Civil infrastructure compliance checking has long relied on engineers manually reading legacy 2D plans; however, OCR-based automation strips away the geometry and layout essential…
cs.CL2026
When More Documents Hurt RAG: Mitigating Vector Search Dilution with Domain-Scoped, Model-Agnostic Retrieval
Nabaraj Subedi, Ahmed Abdelaty, Shivanand Venkanna Sheshappanavar
Retrieval-augmented generation degrades when scaled to large, heterogeneous document collections, where dense similarity loses discriminative power, and top-k retrieval increasingl…