Hemant Purohit

2026

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SHIELD: A Framework for Online Conversational AI System for Self-Regulated Learning at Emergency Communications Centers.
Ramya Sreekanta Nayaka|Ritesh Somashekar|Kathryn B. Laskey|Linton Wells|Hemant Purohit
Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining, WSDM 2026, Boise, ID, USA, February 22-26, 2026

2024

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SALSA: Salience-Based Switching Attack for Adversarial Perturbations in Fake News Detection Models.
Chahat Raj|Anjishnu Mukherjee|Hemant Purohit|Antonios Anastasopoulos|Ziwei Zhu
Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part V

2023

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CrisisFACTS 2023 - Overview Paper.
Cody Buntain|Amanda Lee Hughes|Richard McCreadie|Benjamin D. Horne|Muhammad Imran|Hemant Purohit
The Thirty-Second Text REtrieval Conference Proceedings (TREC 2023), Gaithersburg, MD, USA, November 14-17, 2023
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Summarizing Social Media & News Streams for Crisis-related Events by Integrated Content-Graph Analysis: TREC-2023 CrisisFACTS Track.
Hossein Salemi|Yasas Senarath|Tarin Sultana Sharika|Anuridhi Gupta|Hemant Purohit
The Thirty-Second Text REtrieval Conference Proceedings (TREC 2023), Gaithersburg, MD, USA, November 14-17, 2023

2019

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Multi-stage Deep Classifier Cascades for Open World Recognition.
Xiaojie Guo|Amir Alipour-Fanid|Lingfei Wu|Hemant Purohit|Xiang Chen|Kai Zeng|Liang Zhao
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019.

2015

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D-Sieve: A Novel Data Processing Engine for Efficient Handling of Crises-Related Social Messages.
Soudip Roy Chowdhury|Hemant Purohit|Muhammad Imran
Proceedings of the 24th International Conference on World Wide Web Companion, WWW 2015, Florence, Italy, May 18-22, 2015 - Companion Volume