Best Paper Award
Learning Stance Embeddings from Signed Social Graphs
John Pougué-Biyong (University of Oxford); Akshay Gupta (Facebook); Aria Haghighi (Twitter); Ahmed El-Kishky (Twitter)
Best Paper Award – Honorable Mention
Efficiently Leveraging Multi-level User Intent for Session-based Recommendation via Atten-Mixer Network
Peiyan Zhang (HKUST); Jiayan Guo (Peking U); Chaozhuo Li (MSRA); Yueqi Xie (HKUST); Jae Boum KIM (HKUST); Yan Zhang (Peking U); Xing Xie (MSRA); Haohan Wang (UIUC); Sunghun Kim (HKUST)
Marketing Budget Allocation with Offline Constrained Deep Reinforcement Learning
Tianchi Cai (Ant Group); Wenpeng Zhang (Ant Group); Shiji Zhou (Tsinghua University); Jiyan Jiang (Tsinghua University); Xierui SONG (Ant Group); Li Yu (Ant Financial Services Group); Lihong Gu (Ant Group); Xiaodong Zeng (Ant Services Group ); Jinjie Gu (Ant Group); Guannan Zhang (Ant Group)
Knowledge Enhancement for Contrastive Multi-Behavior Recommendation
HongRui Xuan (Nanjing University of Aeronautics and Astronautics); Yi Liu (Nanjing University of Aeronautics and Astronautics); Bohan Li (Nanjing University of Aeronautics and Astronautics); Hongzhi Yin (The University of Queensland)
Test of Time Award
Supervised random walks: predicting and recommending links in social networks (WSDM2011)
Lars Backstrom and Jure Leskovec
Test of Time Award – Honorable Mention
Aspect and sentiment unification model for online review analysis (WSDM2011)
Yohan Jo and Alice H. Oh
WSDM Cup: Visual Question Answering Challenge
First Prize: Shengyi Gao, Zhe Chen, Guo Chen and Tong Lu
Second Prize: Xiangyu Wu, Zhouyang Chi, Hengda Bao, Yang Yang and Jianfeng Lu
Third Prize: Komleva Evgenia Petrovna
WSDM Cup: Multilingual Information Retrieval Across a Continuum of Languages
First Prize in Known Languages, First Prize in Surprise Languages: Carlos Lassance (Naver Labs Europe)
Second Prize in Known Languages: Zhiqi Huang, Puxuan Yu and James Allan (Center for Intelligent Information Retrieval (CIIR), University of Massachusetts Amherst)
Third Prize in Known Languages, Second Prize in Surprise Languages: Qi Zhang, Zijian Yang, Yilun Huang, Zijian Cai, Ze Chen, Kangxu Wang, Jiewen Zheng and Jiarong He (Interactive Entertainment Group of Netease Inc.)
WSDM Cup: Unbiased Learning for Web Search and Pre-training for Web Search
First Prize: Xiangsheng Li and Xiaoshu Chen (Tencent Machine Learning Platform Search)
Second Prize: Jia Chen, Haitao Li and Weihang Su (Information Retrieval Lab at Tsinghua University (THUIR))
Third Prize: Yiting Wang, Lulu Yu and Xiaojie Sun (CAS Key Lab of Network Data Science and Technology, ICT, CAS)
ACM SIGIR Student Travel Grant Award
Xiaochuan Gou (King Abdullah University of Science and Technology)
Nihal Jain (Carnegie Mellon University)
Chakib Fettal (Université Paris Cité)
Fatemeh Sarvi (University of Amsterdam)
Mithun Das (Indian Institute of Technology Kharagpur)
Tao Tang (Federation University Australia)
Mert Kosan (University of California, Santa Barbara)
Adam Lechowicz (University of Massachusetts Amherst)
Yan Han (The University of Texas at Austin)
NSF Student Travel Award
Jianchao Ji (Rutgers University)
Tao Yang (University of Utah)
Shawon Sarkar (University of Washington)
Yu Zhang (University of Illinois Urbana-Champaign)
Suyu Ge (University of Illinois Urbana-Champaign)
Yan Han (University Texas at Austin)
Adam Lechowicz (University of Massachusetts Amherst)
Mert Kosan (University of California Santa Barbara)
Nihal Jain (Carnegie Mellon University)
Aaron Tucker (Cornell University)
ACM SIGWEB Fair Access Student Participation Award
Paulo Rodrigo Oliveira Martins (Federal University of Amazonas, Brazil)
Bourhim Sofia (ENSIAS, Mohammed V University, Morocco)
Pradeep Ramesh (Indian Institute of Technology, Kharagpur, India)
Sarthak Mishra (Indian Institute of Science Education and Research, India)
Prabakaran G (SRM University -AP, India)
Minh Quang Nguyen (University of Engineering and Technology, VNU Hanoi, Vietnam)
Thi Phuong Le (University of Engineering and Technology, VNU Hanoi, Vietnam)
Cong M. H. Nguyen (University of Engineering and Technology, VNU Hanoi, Vietnam)
Nguyen Binh Nguyen (University of Engineering and Technology, VNU Hanoi, Vietnam)
Hoang Pham (FPT AI Center, Vietnam)
Huy Quang Dao (FPT AI Center, Vietnam)
Vu Hoang (VinUniversity, Vietnam)
Long P. Hoang (VinUniversity, Vietnam)
Phương Đinh (VinUniversity, Vietnam)
Smart City Ideation Challenge
First Place in Spam & Misinformation Track: Rui Cao (Singapore Management University)
Second Place in Spam & Misinformation Track: Zhouhan Chen (Safe Link Network) and Swapneel Mehta (New York University)
Third Place in Spam & Misinformation Track: Hongzhan Lin (Hong Kong Baptist University) and Mingfei Cheng (Singapore Management University)
First Place in Sustainability & Carbon Neutrality Track: Darren JW Lee, Angus XY Saw, Justin JG Lim, Wei Yi Teo, Weihan Feng (AIAP Patch 11)
Second Place in Sustainability & Carbon Neutrality Track: Yue Zhao, Xi Lu, Ziqi Jin, WenJie Tan and Jia Li (Shanghai Jiao Tong University)
Third Place in Sustainability & Carbon Neutrality Track: Carine Ng (Singapore General Hospital) and Joel Quek (PSA Corporation Limited)