Dongxu Zhang (Preferred)
Dongxu Zhang
Researcher, Optum Services, Inc.
Joined
September 2018
Names
Emails
****@cs.umass.edu (Confirmed)
****@gmail.com (Confirmed)
****@asapp.com (Confirmed)
****@optum.com (Confirmed)
Personal Links
Career & Education History
Researcher
Optum Services, Inc. (optum.com)
2025 – Present
Researcher
ASAPP, Inc. (asapp.com)
2023 – 2024
PhD student
Computer Science, University of Massachusetts at Amherst (umass.edu)
2017 – 2023
Advisors, Relations & Conflicts
Expertise
Large language models
2023 – Present
LLM Hallucination Mitigation
2023 – Present
LLM Finetuning
2023 – Present
graph embedding
2019 – 2023
representational learning
2015 – 2023
Information extraction
2015 – 2022
Publications
Co-Authors
- Amirmohammad Rooshenas
- Andrew McCallum
- Bin Yuan
- Boliang Zhang
- Cameron N Musco
- Colin Lockard
- Dhruvesh Patel
- Dong Wang
- EunJeong Hwang
- Gopal Sharma
- Heng Ji
- Jay-Yoon Lee
- Jui Shah
- Junda Wang
- Kenneth L. Clarkson
- Luke Vilnis
- Luna Dong
- Michael Boratko
- Michaela Torkar
- Nicholas Monath
- Robert E. Tillman
- Rong Liu
- Sam Brody
- Sanjit Singh Batra
- Shib Sankar Dasgupta