The Columbia-GWU System at the 2016 TAC KBP BeSt Evaluation. - Owen Rambow; Tao Yu 009; Axinia Radeva; Alexander R. Fabbri; Christopher Hidey; Tianrui Peng; Kathleen R. McKeown; Smaranda Muresan; Sardar Hamidian; Mona T. Diab; Debanjan Ghosh (TAC, 2016)

Rumor Identification and Belief Investigation on Twitter. - Sardar Hamidian; Mona T. Diab (WASSA@NAACL-HLT, 2016)

3D convolutional neural network for automatic detection of lung nodules in chest CT. - Sardar Hamidian; Berkman Sahiner; Nicholas Petrick; Aria Pezeshk (Computer-Aided Diagnosis, 2017)

The Columbia-GWU System at the 2017 TAC KBP BeSt Evaluation. - Owen Rambow; Mohamed Al-Badrashiny; Axinia Radeva; Sardar Hamidian; Tao Yu 009; Tianrui Peng; Christopher Hidey; Smaranda Muresan; Mona T. Diab; Kathleen R. McKeown (TAC, 2017)

GWU NLP at SemEval-2019 Task 7: Hybrid Pipeline for Rumour Veracity and Stance Classification on Social Media. - Sardar Hamidian; Mona T. Diab (SemEval@NAACL-HLT, 2019)

Rumor Detection and Classification for Twitter Data. - Sardar Hamidian; Mona T. Diab (CoRR, 2019)

3-D Convolutional Neural Networks for Automatic Detection of Pulmonary Nodules in Chest CT. - Aria Pezeshk; Sardar Hamidian; Nicholas Petrick; Berkman Sahiner (IEEE J. Biomed. Health Informatics, 2019)

Automatically Identifying Political Ads on Facebook: Towards Understanding of Manipulation via User Targeting. - Or Levi; Sardar Hamidian; Pedram Hosseini (MISDOOM, 2020)

Active Learning for Rumor Identification on Social Media. - Parsa Farinneya; Mohammad Mahdi Abdollah Pour; Sardar Hamidian; Mona T. Diab (EMNLP (Findings), 2021)

A Quantitative and Qualitative Analysis of Schizophrenia Language. - Amal AlQahtani; Efsun Sarioglu Kayi; Sardar Hamidian; Michael Compton; Mona T. Diab (LOUHI@EMNLP, 2022)

Learning to Rank Instant Search Results with Multiple Indices: A Case Study in Search Aggregation for Entertainment. - Scott Rome; Sardar Hamidian; Richard Walsh; Kevin Foley; Ferhan Ture (SIGIR, 2022)

Improving Content Recommendation: Knowledge Graph-Based Semantic Contrastive Learning for Diversity and Cold-Start Users. - Yejin Kim; Scott Rome; Kevin Foley; Mayur Nankani; Rimon Melamed; Javier Morales; Abhay Yadav; Maria Peifer; Sardar Hamidian; H. Howie Huang (LREC/COLING, 2024)

YSP at SemEval-2024 Task 1: Enhancing Sentence Relatedness Assessment using Siamese Networks. - Yasamin Aali; Sardar Hamidian; Parsa Farinneya (SemEval@NAACL, 2024)

Content Moderation in TV Search: Balancing Policy Compliance, Relevance, and User Experience. - Adeep Hande; Kishorekumar Sundararajan; Sardar Hamidian; Ferhan Ture (SIGIR, 2025)

Predicting Movie Hits Before They Happen with LLMs. - Shaghayegh Agah; Yejin Kim; Neeraj Sharma; Mayur Nankani; Kevin Foley; H. Howie Huang; Sardar Hamidian (UMAP, 2025)