Welcome !

I received my PhD degree from Computer Science Department of Boston University in May, 2016. My PhD advisor is Professor George Kollios. The title of my PhD Dissertation is "Sequence Queries on Temporal Graphs". I will be joining Facebook as a research scientist in August 2016.

My research interests include: Graph Database Management; Time-Series Database Management; Graph Mining; Time-Series Analysis; Indexing and Querying; Similarity Learning; Database Security and Privacy;

My [Google Scholar] / [DBLP]

Academic Exp:

Aug.2010 - May.2016
Data Management Group, Department of Computer Science, Boston University
Ph.D in Computer Science
Advisor: George Kollios

Aug.2007 - Jul.2010
Institute of Computing Technology & Shenzhen Institute of Advanced Technology
Chinese Academy of Sciences
M.E in Computer Science and Technology
Advisor: Jianping Fan

Aug.2003 - Jul.2007
Department of Electronic Engineering, Tsinghua University
B.E in Electronic Science and Technology
Advisor: Yanbiao Liao

Industrial Exp:

May.2014 - Aug.2014
NEC Labs America
Research Intern
Mentor: Fengyuan Xu & Nitin Agrawal


[1] Haohan Zhu, Xianrui Meng, George Kollios. NED: An Inter-Graph Node Metric Based On Edit Distance. eprint arXiv: CoRR abs/1602.02358. 2016.

[2] Xianrui Meng, Haohan Zhu, George Kollios. Secure Top-k Query Processing on Encrypted Databases. eprint arXiv: CoRR abs/1510.05175. 2015.

[3] Haohan Zhu, Xianrui Meng, George Kollios. Privacy Preserving Similarity Evaluation of Time Series Data. EDBT 2014: 499-510.

[4] Haohan Zhu, George Kollios, Vassilis Athitsos. A Generic Framework for Efficient and Effective Subsequence Retrieval. PVLDB 5(11):1579-1590, 2012.

[5] Haohan Zhu, Jun Luo, Hang Yin, Xiaotao Zhou, Joshua Zhexue Huang, F. Benjamin Zhan. Mining Trajectory Corridors Using Frechet Distance and Meshing Grids, PAKDD 2010, LNCS 6118, 228-237

[6] Zhu Haohan, Qin Haikun, Zhang Min, Lai Shurong, Liao Yanbiao. Peak-Detection Algorithm in the Demodulation for the Fiber Bragg Grating Sensor System[J]. Chinese Journal of Lasers, 2008, 35(6): 893~897

Research Portfolio

Temporal Graph Analytic Engine



The Hariri Award for Innovative Computing Models, Algorithms, and Systems in 2012.
[ News ]    [ Poster ]


External Reviewer:
  • SIGMOD: 2016, 2015, 2014
  • VLDB 2015, 2014, 2013
  • ICDE: 2016, 2015, 2014
  • EDBT: 2016
  • KDD: 2015, 2014
  • WSDM: 2014, 2013

Contact Me:

  • Address: 111 Cummington Mall, MCS 138,
                           Boston, Massachusetts, 02215, U.S.
  • Phone: +1 (425)-979-8989
  • Email: zhu at bu dot edu