Chirag Shah

Bad Users or Bad Content?

2017

Community Question Answering (CQA) services have become popular methods to seek and share information. In CQA, users with an information need, or askers, post a question that community members can answer. This question-answering process allows …

Situating Search

2022

Search systems, like many other applications of machine learning, have become increasingly complex and opaque. The notions of relevance, usefulness, and trustworthiness with respect to information were already overloaded and often difficult to articulate, study, …

Towards Generating Robust, Fair, and Emotion-Aware Explanations for Recommender Systems

2022 · arXiv (Cornell University)

As recommender systems become increasingly sophisticated and complex, they often suffer from lack of fairness and transparency. Providing robust and unbiased explanations for recommendations has been drawing more and more attention as it can help …

Toward Connecting Speech Acts and Search Actions in Conversational Search Tasks

2023

Conversational search systems can improve user experience in digital libraries by facilitating a natural and intuitive way to interact with library content. However, most conversational search systems are limited to performing simple tasks and controlling …

TnT-LLM: Text Mining at Scale with Large Language Models

2024 · arXiv (Cornell University)

Transforming unstructured text into structured and meaningful forms, organized by useful category labels, is a fundamental step in text mining for downstream analysis and application. However, most existing methods for producing label taxonomies and building …