activity
20192023
most citedThe impact of feature importance methods on the interpretation of defect classifiers

132 citations · 314 across the 8 of their papers we have counts for

collaborators

8 papers

cs.SE2023★ 3 cited

A Study of Update Request Comments in Stack Overflow Answer Posts

Mohammad Sadegh Sheikhaei, Yuan Tian, Shaowei Wang

Comments play an important role in updating Stack Overflow (SO) posts. They are used to point out a problem (e.g., obsolete answer and buggy code) in a SO answer or ask for more de…

cs.SE2022★ 65 cited

The Impact of Using Regression Models to Build Defect Classifiers

Gopi Krishnan Rajbahadur, Shaowei Wang, Yasutaka Kamei +1

It is common practice to discretize continuous defect counts into defective and non-defective classes and use them as a target variable when building defect classifiers (discretize…

cs.SE2022★ 30 cited

Impact of Discretization Noise of the Dependent variable on Machine Learning Classifiers in Software Engineering

Gopi Krishnan Rajbahadur, Shaowei Wang, Yasutaka Kamei +1

Researchers usually discretize a continuous dependent variable into two target classes by introducing an artificial discretization threshold (e.g., median). However, such discretiz…

cs.LG2022★ 132 cited

The impact of feature importance methods on the interpretation of defect classifiers

Gopi Krishnan Rajbahadur, Shaowei Wang, Yasutaka Kamei +1

Classifier specific (CS) and classifier agnostic (CA) feature importance methods are widely used (often interchangeably) by prior studies to derive feature importance ranks from a…

cs.SE2021

IncBL: Incremental Bug Localization

Zhou Yang, Jieke Shi, Shaowei Wang +1

Numerous efforts have been invested in improving the effectiveness of bug localization techniques, whereas little attention is paid to making these tools run more efficiently in co…

cs.SE2019★ 3 cited

Bounties in Open Source Development on GitHub: A Case Study of Bountysource Bounties

Jiayuan Zhou, Shaowei Wang, Cor-Paul Bezemer +2

Due to the voluntary nature of open source software, it can be hard to find a developer to work on a particular task. For example, some issue reports may be too cumbersome and unex…