A Descriptive Analysis of a Large-Scale Collection of App Management Activities. - Huoran Li; Xuanzhe Liu; Wei Ai 002; Qiaozhu Mei; Feng Feng 001 (WWW (Companion Volume), 2015)

Learning from the ubiquitous language: an empirical analysis of emoji usage of smartphone users. - Xuan Lu; Wei Ai 002; Xuanzhe Liu; Qian Li 027; Ning Wang; Gang Huang 001; Qiaozhu Mei (UbiComp, 2016)

Voting with Their Feet: Inferring User Preferences from App Management Activities. - Huoran Li; Wei Ai 002; Xuanzhe Liu; Jian Tang 005; Gang Huang 001; Feng Feng 001; Qiaozhu Mei (WWW, 2016)

Untangling Emoji Popularity Through Semantic Embeddings. - Wei Ai 002; Xuan Lu; Xuanzhe Liu; Ning Wang; Gang Huang 001; Qiaozhu Mei (ICWSM, 2017)

Deriving User Preferences of Mobile Apps from Their Management Activities. - Xuanzhe Liu; Wei Ai 002; Huoran Li; Jian Tang 005; Gang Huang 001; Feng Feng 001; Qiaozhu Mei (ACM Trans. Inf. Syst., 2017)

SIGIR 2018 Workshop on Intelligent Transportation Informatics. - Yan Liu 002; Zhenhui Li; Wei Ai 002; Lingyu Zhang 001 (SIGIR, 2018)

Taxi or Hitchhiking: Predicting Passenger's Preferred Service on Ride Sharing Platforms. - Lingyu Zhang 001; Wei Ai 002; Chuan Yuan; Yuhui Zhang; Jieping Ye (SIGIR, 2018)

Through a Gender Lens: Learning Usage Patterns of Emojis from Large-Scale Android Users. - Zhenpeng Chen; Xuan Lu; Wei Ai 002; Huoran Li; Qiaozhu Mei; Xuanzhe Liu (WWW, 2018)

Recommendation-based Team Formation for On-demand Taxi-calling Platforms. - Lingyu Zhang 001; Tianshu Song; Yongxin Tong; Zimu Zhou; Dan Li; Wei Ai 002; Lulu Zhang; Guobin Wu 001; Yan Liu 002; Jieping Ye (CIKM, 2019)

Predicting Individual Treatment Effects of Large-scale Team Competitions in a Ride-sharing Economy. - Teng Ye; Wei Ai 002; Lingyu Zhang 001; Ning Luo; Lulu Zhang; Jieping Ye; Qiaozhu Mei (KDD, 2020)

Emojis Predict Dropouts of Remote Workers: An Empirical Study of Emoji Usage on GitHub. - Xuan Lu; Wei Ai 002; Zhenpeng Chen; Yanbin Cao; Xuanzhe Liu; Qiaozhu Mei (CoRR, 2021)

#Emoji: A Study on the Association between Emojis and Hashtags on Twitter. - Yuhang Zhou; Wei Ai 002 (ICWSM, 2022)

Team Resilience under Shock: An Empirical Analysis of GitHub Repositories during Early COVID-19 Pandemic. - Xuan Lu; Wei Ai 002; Yixin Wang; Qiaozhu Mei (ICWSM, 2023)

SpotTarget: Rethinking the Effect of Target Edges for Link Prediction in Graph Neural Networks. - Jing Zhu 005; Yuhang Zhou; Vassilis N. Ioannidis; Shengyi Qian 001; Wei Ai 002; Xiang Song 003; Danai Koutra (CoRR, 2023)

Putting Teams into the Gig Economy: A Field Experiment at a Ride-Sharing Platform. - Wei Ai 002; Yan Chen 014; Qiaozhu Mei; Jieping Ye; Lingyu Zhang 001 (Manag. Sci., 2023)

Teaching-Assistant-in-the-Loop: Improving Knowledge Distillation from Imperfect Teacher Models in Low-Budget Scenarios. - Yuhang Zhou; Wei Ai 002 (ACL (Findings), 2024)

Explore Spurious Correlations at the Concept Level in Language Models for Text Classification. - Yuhang Zhou; Paiheng Xu; Xiaoyu Liu 003; Bang An 001; Wei Ai 002; Furong Huang (ACL (1), 2024)

Kid-Whisper: Towards Bridging the Performance Gap in Automatic Speech Recognition for Children VS. Adults. - Ahmed Adel Attia; Jing Liu 064; Wei Ai 002; Dorottya Demszky; Carol Y. Espy-Wilson (AIES (1), 2024)

Multi-Stage Balanced Distillation: Addressing Long-Tail Challenges in Sequence-Level Knowledge Distillation. - Yuhang Zhou; Jing Zhu 005; Paiheng Xu; Xiaoyu Liu 003; Xiyao Wang; Danai Koutra; Wei Ai 002; Furong Huang (EMNLP (Findings), 2024)

Emoji Promotes Developer Participation and Issue Resolution on GitHub. - Yuhang Zhou; Xuan Lu; Ge Gao 001; Qiaozhu Mei; Wei Ai 002 (ICWSM, 2024)

The Promises and Pitfalls of Using Language Models to Measure Instruction Quality in Education. - Paiheng Xu; Jing Liu 064; Nathan Jones; Julie Cohen; Wei Ai 002 (NAACL-HLT, 2024)

Pitfalls in Link Prediction with Graph Neural Networks: Understanding the Impact of Target-link Inclusion & Better Practices. - Jing Zhu 005; Yuhang Zhou; Vassilis N. Ioannidis; Shengyi Qian 001; Wei Ai 002; Xiang Song 003; Danai Koutra (WSDM, 2024)

From Adoption to Adaption: Tracing the Diffusion of New Emojis on Twitter. - Yuhang Zhou; Xuan Lu; Wei Ai 002 (CoRR, 2024)

Using Artificial Intelligence to Unlock Crowdfunding Success for Small Businesses. - Teng Ye; Jingnan Zheng; Junhui Jin; Jingyi Qiu; Wei Ai 002; Qiaozhu Mei (CoRR, 2024)

Adoption of Recurrent Innovations: A Large-Scale Case Study on Mobile App Updates. - Fuqi Lin; Xuan Lu; Wei Ai 002; Huoran Li; Yun Ma 002; Yulian Yang; Hongfei Deng; Qingxiang Wang; Qiaozhu Mei; Xuanzhe Liu (ACM Trans. Web, 2024)

Emojis Decoded: Leveraging ChatGPT for Enhanced Understanding in Social Media Communications. - Yuhang Zhou; Paiheng Xu; Xiyao Wang; Xuan Lu; Ge Gao 001; Wei Ai 002 (ICWSM, 2025)

Large Language Models and Causal Inference in Collaboration: A Comprehensive Survey. - Xiaoyu Liu 003; Paiheng Xu; Junda Wu; Jiaxin Yuan; Yifan Yang 006; Yuhang Zhou; Fuxiao Liu; Tianrui Guan; Haoliang Wang; Tong Yu 001; Julian J. McAuley; Wei Ai 002; et al. (NAACL (Findings), 2025)

MergeME: Model Merging Techniques for Homogeneous and Heterogeneous MoEs. - Yuhang Zhou; Giannis Karamanolakis; Victor Soto; Anna Rumshisky; Mayank Kulkarni; Furong Huang; Wei Ai 002; Jianhua Lu (NAACL (Long Papers), 2025)

CSRec: Rethinking Sequential Recommendation from A Causal Perspective. - Xiaoyu Liu 003; Jiaxin Yuan; Yuhang Zhou; Jingling Li; Furong Huang; Wei Ai 002 (SIGIR, 2025)

Skill Discovery for Software Scripting Automation via Offline Simulations with LLMs. - Paiheng Xu; Gang Wu 013; Xiang Chen; Tong Yu 001; Chang Xiao; Franck Dernoncourt; Tianyi Zhou 001; Wei Ai 002; Viswanathan (Vishy) Swaminathan (CoRR, 2025)

GFairHint: Improving Individual Fairness for Graph Neural Networks via Fairness Hint. - Paiheng Xu; Yuhang Zhou; Bang An 001; Wei Ai 002; Furong Huang (ACM Trans. Knowl. Discov. Data, 2025)

DISCO Balances the Scales: Adaptive Domain- and Difficulty-Aware Reinforcement Learning on Imbalanced Data. - Yuhang Zhou; Jing Zhu 005; Shengyi Qian 001; Zhuokai Zhao; Xiyao Wang; Xiaoyu Liu 003; Ming Li; Paiheng Xu; Wei Ai 002; Furong Huang (CoRR, 2025)

The Hidden Language of Harm: Examining the Role of Emojis in Harmful Online Communication and Content Moderation. - Yuhang Zhou; Yimin Xiao; Wei Ai 002; Ge Gao 001 (CoRR, 2025)