Biography

I am a search technology researcher, practitioner, and C and Python programmer, holding a PhD in Computer Science specializing in Information Retrieval and Deep Learning. Currently, I work as a machine learning engineer in the search team at Canva.

Interests
  • Information Retrieval
  • Deep Learning
  • Natural Language Processing
Education
  • Ph.D. in Computer Science, 2022

    RMIT University, Australia

  • M.Sc. in Computer Software and Theory, 2012

    Northeastern University, China

  • B.Eng. in Software Engineering, 2010

    Northeastern University, China

Publications

(2023). Entropy-Based Query Performance Prediction for Neural Information Retrieval Systems. In ECIR QPP++.

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(2021). Strong Natural Language Query Generation. In IRJ.

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(2021). Generalizing Discriminative Retrieval Models using Generative Tasks. In WWW.

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(2020). RMIT at TREC Deep Learning Track 2020. In TREC.

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(2019). A Comparative Analysis of Human and Automatic Query Variants. In ICTIR.

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Experience

 
 
 
 
 
Senior Machine Learning Engineer
Canva
February 2024 – Present Melbourne, Australia
  • Learning-to-rank
  • Query understanding
  • Machine learning
 
 
 
 
 
Senior Data Scientist
SEEK
October 2021 – January 2024 Melbourne, Australia
  • Research and develop topical and personalized ranking using learning-to-rank and rank fusion.
  • Design, implement, and analyze offline evaluations using manual and automatic labels.
  • Research information retrieval topics (generative AI, conversational system, etc.) for job search.
 
 
 
 
 
Software Engineer / Team Leader
Huawei
July 2012 – October 2016 Chengdu, China
  • Develop file systems of OceanStor V3 NAS Storage System.