Ashkan Kazemi

Biased TextRank: Unsupervised Graph-Based Content Extraction

2020

We introduce Biased TextRank, a graph-based content extraction method inspired by the popular TextRank algorithm that ranks text spans according to their importance for language processing tasks and according to their relevance to an input …

When Claims Evolve: Evaluating and Enhancing the Robustness of Embedding Models Against Misinformation Edits

2025

Online misinformation remains a critical challenge, and fact-checkers increasingly rely on claim matching systems that use sentence embedding models to retrieve relevant fact-checks.However, as users interact with claims online, they often introduce edits, and it …