About Me

I’m a 4th year CS Ph.D. student in Simon Fraser University. My research is under the supervision of Prof. Jiannan Wang.

Education:

• M.S. in Computer Science. Stevens Institute of Technology. Hoboken. U.S.
• B.E. in Electrical Engineering. Harbin Institute of Technology. Harbin. China

Email: changboq [[at]] sfu.ca

Feel free to email me if you have any questions towards my research!

Research Interest

My current research is diversely related to Database and Dynamic Data Management for Machine Learning applications.

Publications

Are We Ready For Learned Cardinality Estimation? [paper] [code]

VLDB 2021 [Best EA&B Paper Award]

Xiaoying Wang*, Changbo Qu*, Weiyuan Wu*, Jiannan Wang, Qingqing Zhou

* Co-first authors. Equally contributed to this work

Towards Extracting Highlights From Recorded Live Videos: An Implicit Crowdsourcing Approach [paper] [full report] [code]

ICDE 2020

Ruochen Jiang*, Changbo Qu*, Jiannan Wang, Chi Wang, Yudian Zheng

* Co-first authors. Equally contributed to this work

Supervised Locally Linear Embedding Based Dimension Reduction for Hyperspectral Image Classification [paper]

IGARSS 2013

Yushi Chen, Changbo Qu, Zhouhan Lin

Undergraduate thesis paper