Zhengyi Ma

According to our database, Zhengyi Ma authored at least 20 papers between 2007 and 2022.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2022

Socialformer: Social Network Inspired Long Document Modeling for Document Ranking.

Yujia Zhou, Zhicheng Dou, Huaying Yuan, Zhengyi Ma

Proceedings of the WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25, 2022

Webformer: Pre-training with Web Pages for Information Retrieval.

Yu Guo, Zhengyi Ma, Jiaxin Mao, Hongjin Qian, Xinyu Zhang, Hao Jiang, Zhao Cao, Zhicheng Dou

Proceedings of the SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11, 2022

MCP: Self-supervised Pre-training for Personalized Chatbots with Multi-level Contrastive Sampling.

Zhaoheng Huang, Zhicheng Dou, Yutao Zhu, Zhengyi Ma

Proceedings of the Findings of the Association for Computational Linguistics: EMNLP 2022, 2022

2021

Pre-training for Ad-hoc Retrieval: Hyperlink is Also You Need.

Zhengyi Ma, Zhicheng Dou, Wei Xu, Xinyu Zhang, Hao Jiang, Zhao Cao, Ji-Rong Wen

CoRR, 2021

One Chatbot Per Person: Creating Personalized Chatbots based on Implicit User Profiles.

Zhengyi Ma, Zhicheng Dou, Yutao Zhu, Hanxun Zhong, Ji-Rong Wen

Proceedings of the SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2021

Pre-training for Ad-hoc Retrieval: Hyperlink is Also You Need.

Zhengyi Ma, Zhicheng Dou, Wei Xu, Xinyu Zhang, Hao Jiang, Zhao Cao, Ji-Rong Wen

Proceedings of the CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1, 2021

Contrastive Learning of User Behavior Sequence for Context-Aware Document Ranking.

Yutao Zhu, Jian-Yun Nie, Zhicheng Dou, Zhengyi Ma, Xinyu Zhang, Pan Du, Xiaochen Zuo, Hao Jiang

Proceedings of the CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1, 2021

2020

Symmetry Breaking Soliton, Breather, and Lump Solutions of a Nonlocal Kadomtsev-Petviashvili System.

Hong-Yu Wu, Jin-Xi Fei, Zhengyi Ma, Jun-Chao Chen, Wen-Xiu Ma

Complex., 2020

Abundant Symmetry-Breaking Solutions of the Nonlocal Alice-Bob Benjamin-Ono System.

Wang Shen, Zhengyi Ma, Jin-Xi Fei, Quanyong Zhu, Jun-Chao Chen

Complex., 2020

PSTIE: Time Information Enhanced Personalized Search.

Zhengyi Ma, Zhicheng Dou, Guanyue Bian, Ji-Rong Wen

Proceedings of the CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, 2020

Wearable Real-Time Monitoring System Based on Fiber Bragg Grating Pressure Sensor for Compression Therapy Applications.

Ziyang Xiang, Jianxun Liu, Zhuxin Zhou, Zhengyi Ma, Zidan Gong, Jie Zhang, Chi Chiu Chan

Proceedings of the Advances in Usability, User Experience, Wearable and Assistive Technology, 2020

2019

Resonant Soliton and Soliton-Cnoidal Wave Solutions for a (3+1)-Dimensional Korteweg-de Vries-Like Equation.

Zhengyi Ma, Jin-Xi Fei, Junchao Chen, Quanyong Zhu

Complex., 2019

Nonlocal Symmetry and Bäcklund Transformation of a Negative-Order Korteweg-de Vries Equation.

Jinxi Fei, Weiping Cao, Zhengyi Ma

Complex., 2019

2018

Lump and line soliton pairs to a (2+1)-dimensional integrable Kadomtsev-Petviashvili equation.

Zhengyi Ma, Junchao Chen, Jinxi Fei

Comput. Math. Appl., 2018

2017

Consistent Riccati expansion solvability and soliton-cnoidal wave interaction solution of a (2+1)-dimensional Korteweg-de Vries equation.

Junchao Chen, Zhengyi Ma

Appl. Math. Lett., 2017

Nonlocal symmetries and explicit solutions for the Gardner equation.

Jinxi Fei, Weiping Cao, Zhengyi Ma

Appl. Math. Comput., 2017

RUCIR at the NTCIR-13 STC-2 Task.

Yutao Zhu, Zhicheng Dou, Xiangbo Wang, Xiaochen Zuo, Shuqi Lu, Zhengyi Ma, Xinyu Zhang

Proceedings of the 13th NTCIR Conference, 2017

2015

Symmetry reduction and explicit solutions of the (2+1)-dimensional Boiti-Leon-Pempinelli system.

Jinxi Fei, Zhengyi Ma, Yuanming Chen

Appl. Math. Comput., 2015

2014

The residual symmetry of the (2+1)-dimensional coupled Burgers equation.

Zhengyi Ma, Jin-Xi Fei, Yuanming Chen

Appl. Math. Lett., 2014

2007

Symmetry group and non-propagating solitons in the (2+1)-dimensional sine-Gordon equation.

Zhengyi Ma

Appl. Math. Comput., 2007