I am a Research Scientist at Facebook. I completed my Ph.D. in computer science at UC Davis under the advice of Professor Cindy Rubio Gonzalez in 2020.

News

08/2020 One paper w/ Ignacio and Cindy on compiler-induced inconsistency accepted to SC’20.
12/2019 One paper w/ Cindy on error-inducing input generation accepted to ICSE’20.
05/2018 One paper w/ Cindy on precision tuning accepted to ISSTA’18.
11/2017 I presented our paper on numerical bug study at ASE’17 in Urbana-Champaign, Illinois.
08/2017 I presented our recent work on precision tuning at Dagstuhl Seminar on Analysis and Synthesis of Floating-point Programs in Germany.
07/2017 One paper w/ Anthony and Cindy accepted to ASE’17.
06/2016 I attended the PLDI’16 and ACM SIGPLAN Programming Language Mentoring Workshop (PLMW).

Publications

[Floating-Point]

pLiner: Isolating Lines of Floating-Point Code for Compiler Induced Variability

Hui Guo, Ignacio Laguna, Cindy Rubio-Gonzalez
IEEE/ACM International Conference for High Performance Computing, Networking, Storage and Analysis (SC), 2020
Tool

Efficient Generation of Error-Inducing Floating-Point Inputs via Symbolic Execution

Hui Guo, Cindy Rubio-Gonzalez
IEEE/ACM International Conference on Software Engineering (ICSE), 2020
PDF Tool

Exploiting Community Structure for Floating-Point Precision Tuning

Hui Guo, Cindy Rubio-Gonzalez
ACM SIGSOFT International Symposium on Software Testing and Analysis (ISSTA), 2018
PDF Slides Tool Tutorial

A Comprehensive Study of Real-World Numerical Bug Characteristics

Anthony Di Franco^*, Hui Guo^*, Cindy Rubio-Gonzalez (^* indicates co-first authorship)
IEEE/ACM International Conference on Automated Software Engineering (ASE), 2017
PDF Slides Data

[Testing]

EATBit: Effective automated test for binary translation with high code coverage

Hui Guo, Zhenjiang Wang, Chenggang Wu, Ruining He
Proceedings of the conference on Design, Automation & Test in Europe (DATE), 2014
PDF