Publications & manuscripts

Accepted Journal of Intelligent Construction

Exoskeleton locomotion mode prediction in construction using GPT-4o: Zero-shot learning from vision and speech

Ehsan Ahmadi, Asif Faisal Chowdhury, Chao Wang, Mahmood Jasim

87.87% weighted F1, zero-shot GPT-4o

87.87% weighted F1 from GPT-4o without task-specific training.

Manuscript

Automated Utility Bill Data Extraction and Analysis for Energy Management

Asif Faisal Chowdhury, Sueed Willoughby, Chao Wang

Parallel extraction paths with discrepancy review for varied utility bills.

Manuscript International Conference on Industrialized Construction

ConstructionQA: Evaluating Multimodal Large Language Models on Industrial Construction Drawing Set

Obiora Odugu, Mohammad Hadi Foroozandeh Dehkordi, Asif Faisal Chowdhury, Muhammad Tahir Khan, Chao Wang

A task-specific benchmark for multimodal answers about construction drawings.

Manuscript

Benchmarking Retrieval Representations for Question Answering over Construction Drawing Sets

Muhammad Tahir Khan, Asif Faisal Chowdhury, Obiora Odugu, Chao Wang

65.8% Precision@1

65.8% Precision@1 by fusing text, sheet summaries, and visual retrieval.

Manuscript

Large language models in industrial energy auditing: current state, architectural gaps, and the path to programmatic accuracy

Asif Faisal Chowdhury, Muhammad Tahir Khan, Obiora Odugu, Chao Wang

A literature synthesis of six gaps between model output and decision-grade audit reports.

Manuscript

Local Multimodal Retrieval-Augmented Question Answering over Construction Drawing Sets

Muhammad Tahir Khan, Asif Faisal Chowdhury, Chao Wang

65.8% Precision@1

65.8% Precision@1 by fusing text, sheet summaries, and visual retrieval.

Manuscript

Multi-Agent AI Framework for Objective Assessment of Excavator Operator Proficiency Through Temporal Behavior Analysis

Sueed W., Muhammad K., Asif C., Chao W.

Multi-agent assessment across 119 operators and three skill levels.

Manuscript

Multimodal LLM Framework for Context-Aware Locomotion Prediction in Construction Exoskeletons

Asif Faisal Chowdhury, Ehsan Ahmadi, Chao Wang

94.3% reported classification accuracy

94.3% reported accuracy with local perception, API reasoning, and a clarification gate.

Manuscript

Skill Classification and Behavioral Analysis of Excavator Operators Using Wearable Sensors

Asif Faisal Chowdhury, Muhammad Tahir Khan, Chao Wang

94.5% mean balanced accuracy

94.5% mean balanced accuracy from wearable joystick signals.

Manuscript

Trustworthy validation of industrial energy assessment reports: a neuro-symbolic validator and seeded-error benchmark

Asif Faisal Chowdhury, Muhammad Tahir Khan, Chao Wang

96.2% mutant-level exact-match

96.2% exact-match with rules and a unit-aware calculator.