Ph.D. Candidate

Department of Computer Science and Engineering
The Chinese University of Hong Kong
Office:Rm 921, Ho Sin Hang Engineering Building
Email:pfzhang[at]cse.cuhk.edu.hk

Biography

I'm a forth-year Ph.D. student at the Department of Computer Science and Engineering, The Chinese University of Hong Kong (CUHK), under the supervision of Prof. Eric Lo since Fall 2017. Previously, I received my bachelor degree in Computer Science and Technology from Dalian University of Technology under the supervision of Xin Yang.

My research interests include data processing on modern hardware, machine learning system and video analytics.

My Resume/CV

Publications

Conference

• [C5] Ziliang Lai, Chenxia Han, Chris Liu, Pengfei Zhang, Eric Lo, Ben Kao, “Everest: Efficient Top-K Queries for Video Analytics”, (SIGMOD’21)

• [C4] Ran Bai, Ziliang Lai, Eric Lo, Wing-Kai Hon, Pengfei Zhang, “Practical Range Counting over Data Streams”, (Big Data’20).

• [C3] Chris Liu, Pengfei Zhang, Bo Tang, Hang Shen, Ziliang Lai, Eric Lo, Korris Chung, “Towards Self-Tuning Parameter Servers”, (Big Data’20).

• [C2] Pengfei Zhang, Eric Lo, Baotong Lu, “High-Performance Depthwise and Pointwise Convolutions on Mobile Devices”, Association for the Advancement of Artificial Intelligence (AAAI’20)

• [C1] Wenjian Xu, Eric Lo, Pengfei Zhang, “DIFusion: Fast Skip-Scan with Zero Space Overhead”, International Conference on Data Engineering (ICDE’18)

Journal

• [J1] Xin Yang, Qi Liu, Pengfei Zhang, Lutong Xin, Dongsheng Zhou, Yuxin Wang, Qiang Zhang, Xiaopeng Wei, “DKD: a fast k‐d tree update design for dynamic scenes”, Computer Animation and Virtual Worlds (CAVW)

Experience

Research Assitant | The Hong Kong Polytechnic University

• Advisor: Prof Eric Lo
  Dec. 2016 - May 2017, Kowloon, Hong Kong

Awards

• First Class Award, ASC16-ASC Student Supercomputer Challenge as Team Leader, 2016

• Prize of Excellence, ASC15-ASC Student Supercomputer Challenge, 2015

Teaching

• 2019 Spring: CSCI3150 - Introduction to Operating Systems.

• 2018 Fall: ESTR3102 - Introduction to Operating Systems.

• 2018 Spring: CSCI3150 - Introduction to Operating Systems.

• 2017 Fall: CSCI3150 - Introduction to Operating Systems.