Leshang Chen


I'm currently a Software Engineer at Oracle Cloud Infrastructure. Previously I was a graduate student and a research assistant in Department of Computer and Information Science, University of Pennsylvania, supervised by Prof. Susan Davidson. My research interests include database, data management, data science and their interactions with machine learning.

Experience

Research Assistant

University of Pennsylvania

I work in database group of CIS department. My research interests involve database, data management, data science and their interactions with machine learning. Specifically, I work on software citation, data citation, machine learning pricing, and reasoning over workflow provenance.

2017 - 2021

Teaching Assistant

University of Pennsylvania

I serve as TA for CIS 545 Big Data Analytics in Fall and Spring of this academic year. This course teaches big data analysis topics and tools, including necessary knowledge for data preprocessing, database, machine learning, distributed learning, visualization, to help data scientists on their future work.

2018 - 2019

Education

University of Pennsylvania

M.S. Data Science
August 2017 - August 2021

University of Pennsylvania

M.S. Computer and Information Science
August 2015 - May, 2017

Southeast University, Nanjing, China

B.Eng. Information Engineering
August 2011 - June 2015

Publication

Solon: Communication-efficient byzantine-resilient distributed training via redundant gradients
Lingjiao Chen, Leshang Chen, Hongyi Wang, Susan Davidson, Edgar Dobriban
SPSL@ISCA 2021
ICDE 2020
Demonstration of Nimbus: Model-based Pricing for Machine Learning in a Data Marketplace
Lingjiao Chen, Hongyi Wang, Leshang Chen, Paraschos Koutris, Arun Kumar
SIGMOD 2019
Discovering Similar Workflows via Provenance Clustering: a Case Study
Abdu Alawini, Leshang Chen, Susan Davidson, Stephen Fisher, Junhyong Kim
IPAW 2018
Automating Data Citation: The eagle-i Experience
Abdu Alawini, Leshang Chen, Susan Davidson, Nathan Portilho, Gianmaria Silvello
JCDL 2017

Miscellaneous

Awards
  • 1st Prize - Chinese Chemistry Olympics, Provincial, 2010

Up to date as of Jan, 2022.