distributed machine learning algorithm and system，Automl

knowledge graph and question answering system

（1） Fine-grained Patient Similarity Measuring using Deep Metric Learning, Jiazhi Ni, Jie Liu, Chenxin Zhang, Dan Ye and Zhirou Ma. The 26th ACM International Conference on Information and Knowledge Management (CIKM) ，full paper，2017 

（2）Dependency-Aware Parallel Materialization of Datalog Programs with Spark for Scalable Reasoning. HaijiangWu, Jie Liu, Tao Wang, Dan Ye, Jun Wei, Hua Zhong. 17th International Conference on Web Information System Engineering (WISE’16)

（3）Plogs: Materializing Datalog Programs with MapReduce for Scalable Reasoning, 13th IEEE International Conference on Ubiquitous Intelligence and Computing, 2016
（4） Hug the Elephant: Migrating a Legacy Data Analytics Application to Hadoop Ecosystem, The 32nd  International Conference on Software Maintenance and Evolution (ICSME), 2016
（5） A Lightweight Evaluation Framework for Table Layouts in MapReduce Based Query Systems, The 17th The Asia Pacific Web Conference, 2015
（6） Scalable Horn-Like Rule Inference of Semantic Data Using MapReduce, The 7th International Conference on Knowledge Science, Engineering and Management, 2014
（7） Consistent Query Answering Based on Repairing Inconsistent Attributes with Nulls, The 18th International Conference on Database Systems for Advanced Applications.（DASFAA）, 2013
（8） A Distributed Cache Framework for Metadata Service of Distributed File System, The 19th IEEE International Conference on Parallel and Distributed Systems （ICPADS）, 2013
（9） A Distributed Rule Execution Mechanism Based on MapReduce in Sematic Web Reasoning, Fifth Asia-Pacific Symposium on Internetware, 2013