Sawood Alam

Tiered Affordances in Web Archive Formats (TAWAF): Efficient Analytics from Indexes to Raw Captures at Scale

Web archive collections are increasingly large and heterogeneous, making it challenging for practitioners to choose efficient representations and workflows for common analytical tasks. This half-day, hybrid tutorial provides a hands-on introduction to web archiving file formats (including WARC, CDX/CDXJ, Parquet, and d...

Ask Me Twice: A Longitudinal Dataset for Studying Change in AI Chatbot Responses

AI chatbots change continuously, but snapshot evaluations cannot show when answers changed or whether models became more cautious, verbose, current, or restrictive. We present Ask Me Twice (AMT), a public, growing archive created by the Internet Archive’s Wayback Machine team. AMT submits curated questions daily to an...

End-to-End Contextualized URL Extraction from Scholarly Papers

URL Extraction from Scholarly Documents: A Cross-Format Comparative Analysis

This study presents a systematic study evaluating URL extraction across six input formats and indicates that TEXTWAL achieves the best performance among single-format inputs, while TEXTWAL+LaTeX achieves the best overall URL extraction performance.