Yugang Ji

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Ph.D Candidate,
Data Science and Service Center,
Beijing University of Posts and Telecommunications (BUPT)
No.10 Xitucheng Road, Haidian District
Beijing, China
E-mail: jiyugang [@] bupt [DOT] edu.cn

About me

I am studying for the PhD degree in Computer Science and Technology under the supervision of Prof. Chuan Shi at BUPT. I received the B.S. degree in Internet Of Things Engineering from Northwest Normal University (NWNU) in 2016.

Research

My research interests include

  • data mining and machine learning

  • (heterogeneous) graph representation learning

  • topic modelling and opinion mining

  • self-supervised learning

Education

  • School of Computer Sciences, Beijing University of Posts and Telecommunications Computer Science and Techlogoly, Beijing, China                               2016.09 - Present
    Ph.D candidate in Computer Science and Technology,    Advisor: Chuan Shi

  • College of Computer Science & Engineering, Northwest Normal University, Lanzhou, China.                                                                                                        2012.09 - 2016.06
    B.S in Internet of Things Engineering

Publications

Conference Publications

  1. Yugang Ji, MingYang Yin, Yuan Fang, Hongxia Yang, Xiangwei Wang, Tianrui Jia and Chuan Shi. Temporal Heterogeneous Interaction Graph Embedding For Next-Item Recommendation. ECML-PKDD 2020 (Accepted).

  2. Mingjun Ma, Bo Peng, Ding Xiao, Yugang Ji and Chuan Shi. STCNet: Spatial-Temporal Convolution Network for Traffic Speed Prediction. ADMA 2020 (Accepted).

  3. Yugang Ji, Chuan Shi, Fuzhen Zhuang, Philip S. Yu. Integrating Topic Model and Heterogeneous Information Network for Aspect Mining with Rating Bias. PAKDD 2019: 160-171. [PDF]

  4. Yugang Ji, Yitong Li, Chuan Shi. Aspect rating prediction based on heterogeneous network and topic model. Journal of Computer Applications (Chinese), 2017, 37(11): 3201-3206. [PDF]

  5. Huifang Ma, Yugang Ji, Xiaohong Li and Runan Zhou. A microblog hot topic detection algorithm based on discrete particle swarm optimization. PRICAI 2016: 271-282. [PDF]

Journal Publications

  1. Yugang Ji, MingYang Yin, Hongxia Yang, Jingren Zhou, Vincent W. Zheng, Chuan Shi and Yuan Fang. Accelerating Large-Scale Heterogeneous Interaction Graph Embedding Learning via Importance Sampling. ACM Transactions on Knowledge Discovery from Data (Accepted).

  2. Yugang Ji, Chuan Shi, Yuan Fang, Xiangnan Kong, Mingyang Yin. Semi-supervised Co-Clustering on Attributed Heterogeneous Information Networks. Information Processing and Management, 57.6 (2020): 102338. [PDF]

  3. Ding Xiao, Yugang Ji, Yitong Li. Fuzhen Zhuang, Chuan Shi. Coupled matrix factorization and topic modeling for aspect mining. Information Processing and Management, 54.6 (2018): 861-873.[PDF]

  4. Chuan Shi, Zhiqiang Zhang, Yugang Ji, Weipeng Wang, Philiph S. Yu, Zhiping Shi. SemRec: A Personalized Semantic Recommendation Method based on Weighted Heterogeneous Information Networks. World Wide Web Journal, 2018: 1-32. [PDF]

Experiences

  • Research Intern, Alibaba Group, Hangzhou, China.                                                                                                                                                                                2019.06 - 2020.01

  • Research Engineer, Advanced Digital Sciences Center (ADSC), Illinois at Singapore Pte Ltd, Singapore.                                                                                 2018.07 - 2019.05

Selected Awards

  1. National Scholarship for Doctoral Students (BUPT, 2020) ｜ 博士研究生国家奖学金

  2. Principle's Scholarship (NWNU, 2016) ｜ 校长奖学金（该年全校获奖共3人）

  3. Merit Student in Gansu Province (NWNU, 2016) ｜ 甘肃省三好学生

  4. National Encouragement Scholarship (NWNU, 2013) ｜ 国家励志奖学金