Lei Zheng (郑磊)


  • B.S. in Jilin University, 2006
  • M.S. in Harbin Institute of Technology, 2010
  • Ph.D Candidate in University of Illinois at Chicago, 2014

Work experience

  • Summer 2018: Pinterest Lab Research Intern
    • Pinterest Inc.
    • Project: User Profiling for Ads Ranking
    • Accomplishments: We developed new Ads ranking models and five of them were shipped into production. The revenue, CTR and gCTR are lifted from 0.3% up to 4.3%.
    • Mentors: Dan Xie
  • August 2014 - Present: Research Assistant
    • University of Illinois at Chicago.
    • Project: Deep Learning based Recommender Systems
    • Details: We utilize deep learning models to build hybrid recommender systems. In experiments, our models achieve state-of-the-art performances in a variety of datasets.
    • Advisor: Philip S. Yu
  • May 2013 - Feb. 2014: Research Assistant
    • Chinese Academy of Sciences
    • Project: Topic Modeling for Academic Papers
    • Details: Modeling researchers’ interests from academic papers by leveraging topic modeling techniques
    • Advisor: Joshua Zhexue Huang
  • Jan. 2013 - May 2013: Natural Language Processing Engineer
    • Baidu Inc
    • Project: Machine Translation
    • Details: In order to enhance the performance of machine translation engine, we developed a system based on hadoop to mine bilingual sentences from WikiPedia.

Click to View My Up-to-date Curriculum Vitae [PDF]