Header

Hero Section

Data Science & System Security

Publications

  • SEED: Sound Event Early Detection via Evidential Uncertainty

    2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2022), Singapore (virtual paper presentations)

    pp. 3618-3622, 2022

    Xujiang Zhao, NEC Laboratories America, Inc.; University of Texas at Dallas; Xuchao Zhang, NEC Laboratories America, Inc.; Wei Cheng, NEC Laboratories America, Inc.; Wenchao Yu, NEC Laboratories America, Inc.; Yuncong Chen, NEC Laboratories America, Inc.; Haifeng Chen, NEC Laboratories America, Inc.; Feng Chen, University of Texas at Dallas

    May 27, 2022

  • Superclass-Conditional Gaussian Mixture Model for Coarse-To-Fine Few-Shot Learning

    10th International Conference on Learning Representations (ICLR 2022)

    pp. 1-20, 2022

    Jingchao Ni, NEC Laboratories America, Inc.; Wei Cheng, NEC Laboratories America, Inc.; Zhengzhang Chen, NEC Laboratories America, Inc.; Takayoshi Asakura , Secure System Research Laboratories, NEC Corporation; Tomoya Soma, Secure System Research Laboratories, NEC Corporation; Sho Kato, Renascience Inc.; Haifeng Chen, NEC Laboratories America, Inc.

    April 29, 2022

  • Zero-Shot Cross-Lingual Machine Reading Comprehension via Inter-Sentence Dependency Graph

    Thirty-Sixth AAAI Conference on Artificial Intelligence (AAAI-2022)

    1-9. 2022 - Virtual Conference

    Liyan Xu, Emory University; Xuchao Zhang, NEC Laboratories America, Inc.; Bo Zong, Salesforce; Yanchi Liu, NEC Laboratories America, Inc.; Wei Cheng, NEC Laboratories America, Inc.; Jingchao Ni, NEC Laboratories America, Inc.; Haifeng Chen, NEC Laboratories America, Inc.; Liang Zhao, Emory University; Jinho D. Choi, Emory University

    March 1, 2022

  • Ordinal Quadruplet: Retrieval of Missing Labels in Ordinal Time Series

    http://arxiv.org

    arXiv:2201.09907v1

    Jurijs Nazarovs, University of Wisconsin; Cristian Lumezanu, Meta ; Yuncong Chen, NEC Laboratories America, Inc.; Takehiko Mizoguchi, NEC Laboratories America, Inc.; Dongjin Song, University of Connecticut; Haifeng Chen, NEC Laboratories America, Inc.

    Jan. 24, 2022

  • InfoGCL: Information-Aware Graph Contrastive Learning

    Thirty-fifth Conference on Neural Information Processing Systems (NeurIPS 2021), Virtual-only Conference

    pp. 1-12, 2021

    Dongkuan Xu, NEC Laboratories America, Inc.; Wei Cheng, NEC Laboratories America, Inc.; Dongsheng Luo, Pennsylvania State University; Haifeng Chen, NEC Laboratories America, Inc.; Xiang Zhang, Pennsylvania State University

    Dec. 14, 2021

  • Dynamic Causal Discovery in Imitation Learning

    Causal Inference Challenges in Sequential Decision Making: Bridging Theory and Practice - A NeurIPS 2021 Workshop

    pp. 1-11, 2021

    Tianxiang Zhao, Pennsylvania State University; Wenchao Yu, NEC Laboratories America, Inc.; Lu Wang, East China Normal University; Suhang Wang, Pennsylvania State University; Wei Cheng, NEC Laboratories America, Inc.; Xiang Zhang, Pennsylvania State University; Yuncong Chen, NEC Laboratories America, Inc.; Xuchao Zhang, NEC Laboratories America, Inc.; Haifeng Chen, NEC Laboratories America, Inc.

    Dec. 14, 2021

  • You Are What and Where You Are: Graph Enhanced Attention Network for Explainable POI Recommendation

    30th ACM International Conference on Information and Knowledge Management (CIKM 2021)

    pp. 1-10, 2021

    Zeyu Li, University of California, Los Angeles; Wei Cheng, NEC Laboratories America, Inc.; Haiqi Xiao, University of California, Los Angeles; Wenchao Yu, NEC Laboratories America, Inc.; Haifeng Chen, NEC Laboratories America, Inc.; Wei Wang, University of California, Los Angeles

    Nov. 15, 2021

  • Boosting Cross-Lingual Transfer via Self-Learning with Uncertainty Estimation

    The 2021 Conference on Empirical Methods in Natural Language Processing (EMNLP 2021)

    pp. 6716-6723, 2021

    Liyan Xu, Emory University; Xuchao Zhang, NEC Laboratories America, Inc.; Xujiang Zhao, University of Texas at Dallas; Haifeng Chen, NEC Laboratories America, Inc.; Feng Chen, University of Texas at Dallas; Jinho D. Choi, Emory University

    Nov. 11, 2021

  • Recommend for a Reason: Unlocking the Power of Unsupervised Aspect-Sentiment Co-Extraction

    The 2021 Conference on Empirical Methods in Natural Language Processing (EMNLP 2021)

    pp. 763-778, 2021

    Zeyu Li, University of California, Los Angeles; Wei Cheng, NEC Laboratories America, Inc.; Reema Kshetramade, University of California, Los Angeles; John Houser, University of California, Los Angeles; Haifeng Chen, NEC Laboratories America, Inc.; Wei Wang, University of California, Los Angeles

    Nov. 11, 2021

  • Structural Temporal Graph Neural Networks for Anomaly Detection in Dynamic Graphs

    30th ACM International Conference on Information and Knowledge Management (CIKM 2021)

    pp. 1-10, 2021

    Lei Cai, Washington State University; Zhengzhang Chen, NEC Laboratories America, Inc.; Jiaping Gui, NEC Laboratories America, Inc.; Jingchao Ni, NEC Laboratories America, Inc.; Ding Li, Peking University; Haifeng Chen, NEC Laboratories America, Inc.

    Nov. 5, 2021