2022

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Revisiting Cold-Start Problem in CTR Prediction: Augmenting Embedding via GAN
Xuxin Zhang | Di Wang | Dehong Gao | Wen Jiang | Wei Ning | Yang Zhou | Chen Wang
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022

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Second International Workshop on the Efficiency of Modern Data Centers (EMDC) Chairs' Welcome
Eyhab Al-Masri | Di Wang
Companion of The Web Conference 2022, Virtual Event / Lyon, France, April 25 - 29, 2022

2020

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Distributed Equivalent Substitution Training for Large-Scale Recommender Systems
Haidong Rong | Yangzihao Wang | Feihu Zhou | Junjie Zhai | Haiyang Wu | Rui Lan | Fan Li | Han Zhang | Yuekui Yang | Zhenyu Guo | Di Wang
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020

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Flowless: Extracting Densest Subgraphs Without Flow Computations
Digvijay Boob | Yu Gao | Richard Peng | Saurabh Sawlani | Charalampos E. Tsourakakis | Di Wang | Junxing Wang
WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020

2018

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Representing and Recommending Shopping Baskets with Complementarity, Compatibility and Loyalty
Mengting Wan | Di Wang | Jie Liu | Paul Bennett | Julian J. McAuley
Proceedings of the 27th ACM International Conference on Information and Knowledge Management, CIKM 2018, Torino, Italy, October 22-26, 2018

2017

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CMU OAQA at TREC 2017 LiveQA: A Neural Dual Entailment Approach for Question Paraphrase Identification
Di Wang | Eric Nyberg
Proceedings of The Twenty-Sixth Text REtrieval Conference, TREC 2017, Gaithersburg, Maryland, USA, November 15-17, 2017

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Modeling Consumer Preferences and Price Sensitivities from Large-Scale Grocery Shopping Transaction Logs
Mengting Wan | Di Wang | Matthew Goldman | Matt Taddy | Justin Rao | Jie Liu | Dimitrios Lymberopoulos | Julian J. McAuley
Proceedings of the 26th International Conference on World Wide Web, WWW 2017, Perth, Australia, April 3-7, 2017

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Inferring Demographics and Social Networks of Mobile Device Users on Campus From AP-Trajectories
Pinghui Wang | Feiyang Sun | Di Wang | Jing Tao | Xiaohong Guan | Albert Bifet
Proceedings of the 26th International Conference on World Wide Web Companion, Perth, Australia, April 3-7, 2017

2016

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CMU OAQA at TREC 2016 LiveQA: An Attentional Neural Encoder-Decoder Approach for Answer Ranking
Di Wang | Eric Nyberg
Proceedings of The Twenty-Fifth Text REtrieval Conference, TREC 2016, Gaithersburg, Maryland, USA, November 15-18, 2016

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CMUQA: Multiple-Choice Question Answering at NTCIR-12 QA Lab-2 Task
Dheeru Dua | Bhawna Juneja | Sanchit Agarwal | Kotaro Sakamoto | Di Wang | Teruko Mitamura
Proceedings of the 12th NTCIR Conference on Evaluation of Information Access Technologies, National Center of Sciences, Tokyo, Japan, June 7-10, 2016

2015

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CMU OAQA at TREC 2015 LiveQA: Discovering the Right Answer with Clues
Di Wang | Eric Nyberg
Proceedings of The Twenty-Fourth Text REtrieval Conference, TREC 2015, Gaithersburg, Maryland, USA, November 17-20, 2015

2014

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Overview of the NTCIR-11 QA-Lab Task
Hideyuki Shibuki | Kotaro Sakamoto | Yoshinobu Kano | Teruko Mitamura | Madoka Ishioroshi | Kelly Y. Itakura | Di Wang | Tatsunori Mori | Noriko Kando
Proceedings of the 11th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-11, National Center of Sciences, Tokyo, Japan, December 9-12, 2014

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CMU Multiple-choice Question Answering System at NTCIR-11 QA-Lab
Di Wang | Leonid Boytsov | Jun Araki | Alkesh Patel | Jeff Gee | Zhengzhong Liu | Eric Nyberg | Teruko Mitamura
Proceedings of the 11th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-11, National Center of Sciences, Tokyo, Japan, December 9-12, 2014