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Research Recognition

  • IEEE S&P Distinguished Paper Award, 2026
          for the paper titled "Auditing Apple¡¯s DifferentialPrivacy.framework: Implementation Bugs, Misconfigurations, and Practical Risks"

  • ACM PODS Best Newcomer Award, 2026
         for the paper titled "Near-Optimality for Single-Source Personalized PageRank"

  • ACM SIGMOD Test-of-Time Award, 2024
         for our SIGMOD 2014 paper titled "PrivBayes: Private Data Release via Bayesian Networks"

  • IEEE Fellow, 2022

  • ACM SIGMOD Research Highlight Award, 2022

  • VLDB 2021 Best Research Paper Award
         for the paper titled "Scaling Attributed Network Embedding to Massive Graphs"

  • ACM Distinguished Member, 2021

  • Dean's Chair
         conferred by the National University of Singapore, 2021

  • 1st place in the 2020 NIST Differential Privacy Temporal Map Challenge

  • 3rd in the 2018 NIST Differential Privacy Synthetic Data Challenge

  • Invited paper in the TKDE special section on the Best Papers of ICDE 2015
         for the paper titled "Network Motif Discovery: A GPU Approach"

  • 1st place in the ACM SIGSPATIAL Cup 2012

  • Invited paper in the TKDE special section on the Best Papers of ICDE 2010
         for the paper titled "Differential Privacy via Wavelet Transforms"

  • Nanyang Assistant Professorship (NAP)
         conferred by Nanyang Technological University, 2010

  • Young Scientist Award in Physical/Mathematical Science
         conferred by the Hong Kong Institution of Science, 2009

  • ACM-HK Prof. Francis Chin Research Award
         conferred by the ACM Hong Kong Chapter, 2009

  • Outstanding Thesis Award
         conferred by the Faculty of Engineering, Chinese University of Hong Kong, 2009

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    Teaching Awards

  • Faculty Teaching Excellence Award
         conferred by the School of Computing, National University of Singapore, 2023

  • Faculty Teaching Excellence Award
         conferred by the School of Computing, National University of Singapore, 2022

  • Nanyang Education Award (School)
         conferred by the Nanyang Technological University, 2017

  • Most Popular Lecturer Award
         conferred by the School of Computer Engineering, Nanyang Technological University, 2011

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