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A Deep Learning Model for Estimating Story Points

delete2019-07-01
delete115
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OA
AI
M
Morakot Choetkiertikul *
H
Hoa Khanh Dam
T
Truyen Tran
T
Trang Pham
A
Aditya Ghose
T
Tim Menzies
DOI:10.1109/TSE.2018.2792473delete
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Abstract

Abstract

En 中文
Although there has been substantial research in software analytics for effort estimation in traditional software projects, little work has been done for estimation in agile projects, especially estimating the effort required for completing user stories or issues. Story points are the most common unit of measure used for estimating the effort involved in completing a user story or resolving an issue. In this paper, we propose a prediction model for estimating story points based on a novel combination of two powerful deep learning architectures: long short-term memory and recurrent highway network. Our prediction system is end-to-end trainable from raw input data to prediction outcomes without any manual feature engineering. We offer a comprehensive dataset for story points-based estimation that contains 23,313 issues from 16 open source projects. An empirical evaluation demonstrates that our approach consistently outperforms three common baselines (Random Guessing, Mean, and Median methods) and six alternatives (e.g., using Doc2Vec and Random Forests) in Mean Absolute Error, Median Absolute Error, and the Standardized Accuracy.
Keywords:
Software analytics
effort estimation
story point estimation
deep learning
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Journal

IEEE Transactions on Software Engineering cover
IEEE Transactions on Software Engineering
IF:
5.6
Papers:
2.8K
Citations:
1.1W

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U
University of Wollongong
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1.3W
Papers: 1.6W
Citations: 2.8W
D
Deakin University
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N
North Carolina State University
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