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Learning-To-Ensemble by Contextual Rank Aggregation in E-Commerce


Aug 10, 2021
Xuesi Wang, Guangda Huzhang, Qianying Lin, Qing Da


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Imitate TheWorld: A Search Engine Simulation Platform


Aug 10, 2021
Yongqing Gao, Guangda Huzhang, Weijie Shen, Yawen Liu, Wen-Ji Zhou, Qing Da, Yang Yu


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Diversity Regularized Interests Modeling for Recommender Systems


Mar 23, 2021
Junmei Hao, Jingcheng Shi, Qing Da, Anxiang Zeng, Yujie Dun, Xueming Qian, Qianying Lin

* 7pages,4figures 

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Delayed Feedback Modeling for the Entire Space Conversion Rate Prediction


Nov 24, 2020
Yanshi Wang, Jie Zhang, Qing Da, Anxiang Zeng


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Validation Set Evaluation can be Wrong: An Evaluator-Generator Approach for Maximizing Online Performance of Ranking in E-commerce


Mar 27, 2020
Guangda Huzhang, Zhen-Jia Pang, Yongqing Gao, Wen-Ji Zhou, Qing Da, An-Xiang Zeng, Yang Yu


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Beyond the Ground-Truth: An Evaluator-Generator Framework for Group-wise Learning-to-Rank in E-Commerce


Mar 25, 2020
Guangda Huzhang, Zhen-Jia Pang, Yongqing Gao, Wen-Ji Zhou, Qing Da, An-Xiang Zeng, Yang Yu


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Policy Optimization with Model-based Explorations


Nov 18, 2018
Feiyang Pan, Qingpeng Cai, An-Xiang Zeng, Chun-Xiang Pan, Qing Da, Hualin He, Qing He, Pingzhong Tang

* Accepted at AAAI-19 

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Speeding up the Metabolism in E-commerce by Reinforcement Mechanism Design


Jul 02, 2018
Hua-Lin He, Chun-Xiang Pan, Qing Da, An-Xiang Zeng

* Sigir ecom 

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Virtual-Taobao: Virtualizing Real-world Online Retail Environment for Reinforcement Learning


May 25, 2018
Jing-Cheng Shi, Yang Yu, Qing Da, Shi-Yong Chen, An-Xiang Zeng


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Reinforcement Learning to Rank in E-Commerce Search Engine: Formalization, Analysis, and Application


May 23, 2018
Yujing Hu, Qing Da, Anxiang Zeng, Yang Yu, Yinghui Xu


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