3 papers
cs.RO2026
DeltaSeek: Toward Active Perception in Evolving Construction Environments
Sanjay Acharjee, Md Nazmus Sakib
Construction environments evolve continuously, causing large geometric changes that degrade static mapping and registration performance. This necessitates active perception, where…
cs.AI2025
Scene Graph-Guided Generative AI Framework for Synthesizing and Evaluating Industrial Hazard Scenarios
Sanjay Acharjee, Abir Khan Ratul, Diego Patino +1
Training vision models to detect workplace hazards accurately requires realistic images of unsafe conditions that could lead to accidents. However, acquiring such datasets is diffi…
cs.AI2025
Sketch2BIM: A Multi-Agent Human-AI Collaborative Pipeline to Convert Hand-Drawn Floor Plans to 3D BIM
Abir Khan Ratul, Sanjay Acharjee, Somin Park +1
This study introduces a human-in-the-loop pipeline that converts unscaled, hand-drawn floor plan sketches into semantically consistent 3D BIM models. The workflow leverages multimo…