Jiarui Xu

Final Year Undergraduate Student of HKUST / Research Intern at MSRA


Jiarui Xu is currently an undergraduate student in Hong Kong University of Science and Technology. He was a visiting student in University of California San Diego mentored by Prof.Hao Su during 2019 Summer. He was also a full-time research intern in Visual Computing Group of Microsoft Research Asia from May, 2018 to April 2019, supervised by Dr.Yue Cao, Dr.Han Hu, Dr.Stephen Lin. Prior to that, he worked with Dr.Yu-Wing Tai and Prof.Chi-Keung Tang as a research assistant.

His research interests currently focus on computer vision and machine learning. He has experiences in image classification, object detection, action recognition and point cloud segmentation.

He is expected to complete B.S degree in Computer Science and Mathematics by 2020 Spring and applying for Ph.D starting from 2020 Fall. Here is his Curriculum Vitae.


  • Computer Vision
  • Robotics
  • Machine Learning
  • Artificial Intelligence


  • Visiting Researcher in SU Lab, 2019 Summer

    University of California San Diego

  • Research Intern in Visual Computing Group, 2018 - 2019

    Microsoft Research Asia

  • Exchange Student in School of Engineering, 2018 Spring

    Washington University in St.Louis

  • BSc in Computer Science & Mathematics, 2015 - 2020

    Hong Kong University of Science and Technology


  • 2019.10 Our paper GCNet won the Best Paper Award at ICCV 2019 Neural Architects Workshop!
  • 2019.09 One paper got accepted by ICCV Neural Architects Workshop 2019 as Oral
  • 2019.07 One paper got accepted by ICCV 2019
  • 2019.06 GCNet is merged into official repo of mmdetection github
  • 2019.04 Code of GCNet github released.
  • 2019.01 DCN ops github with Pytorch 1.0.0 support repleased.
  • 2018.07 One paper got accepted by ECCV 2018

Recent Publications

* indicates equal contribution

GCNet: Non-local Networks Meet Squeeze-Excitation Networks and Beyond.
Internation Conference on Computer Vision Workshop on Neural Architects (ICCVW) 2019 Best Paper Award, submitted to TPAMI Special Issue.

PDF Code Slides Code@mmdet Post


Video Object Segmentation

Fast Video Object Segmentation with Temporal Aggregation Network and Dynamic Template Matching


Champion in International Wildcard Game

Working Experience


Research Intern

Microsoft Research Asia

May 2018 – Apr 2019 Beijing, China
  • Researched on image classification, object detection and tracking, action recognition.
  • Implemented and maintained group code bases and infrastructures.
  • Served as an external contributor of mmdetection with kernel operators like DCN, GCNet.
  • Completed research projects submitted to conferences and journals.

Software Developer Intern

Magnum Research Limited

Sep 2017 – Jan 2018 Hong Kong, China
  • Built both front end and back end infrastructures for quant trading.
  • Developed, beatify and maintain the company main web page.
  • Designed and built the company resource CMS system.

Software Developer Intern

TFI Digit Limited

Jun 2017 – Aug 2018 Hong Kong, China
  • Implemented the automatic subtitle system for product team.
  • Integrated various speech to text recognition APIs into video annotation pipeline.
  • Developed Meeting tagging iOS application for automatic meeting minutes.

Senior Embed/Vision SystemDeveloper

HKUST Robotics Institute

Nov 2016 – Jan 2018 Hong Kong, China
  • Won the champion in international wildcard game.
  • Implemented control algorithm of 5 infantry robots for operators.
  • Developed target recognition system for infantry robot with OpenCV.