Naoyasu Ubayashi

ORCID

Publication Activity (10 Years)

Years Active: 1997-2024
Publications (10 Years): 47

Top Venues

Publications

Hiroki Kuramoto, Dong Wang, Masanari Kondo, Yutaro Kashiwa, Yasutaka Kamei, Naoyasu Ubayashi
Understanding the characteristics and the role of visual issue reports. Empir. Softw. Eng. 29 (4) (2024)
Issei Morita, Yutaro Kashiwa, Masanari Kondo, Jeongju Sohn, Shane McIntosh, Yasutaka Kamei, Naoyasu Ubayashi
TraceJIT: Evaluating the Impact of Behavioral Code Change on Just-In-Time Defect Prediction. SANER (2024)
Yukako Iimura, Masanari Kondo, Kazushi Tomoto, Yasutaka Kamei, Naoyasu Ubayashi, Shinobu Saito
OSS Myths and Facts. CoRR (2024)
Kei Koyanagi, Dong Wang, Kotaro Noguchi, Masanari Kondo, Alexander Serebrenik, Yasutaka Kamei, Naoyasu Ubayashi
Exploring the Effect of Multiple Natural Languages on Code Suggestion Using GitHub Copilot. MSR (2024)
Masanari Kondo, Daniel M. Germán, Yasutaka Kamei, Naoyasu Ubayashi, Osamu Mizuno
An Empirical Study of Token-based Micro Commits. CoRR (2024)
Kei Koyanagi, Dong Wang, Kotaro Noguchi, Masanari Kondo, Alexander Serebrenik, Yasutaka Kamei, Naoyasu Ubayashi
Exploring the Effect of Multiple Natural Languages on Code Suggestion Using GitHub Copilot. CoRR (2024)
Yuta Ishimoto, Ken Matsui, Masanari Kondo, Naoyasu Ubayashi, Yasutaka Kamei
An Initial Analysis of Repair and Side-effect Prediction for Neural Networks. CAIN (2023)
Dong Wang, Masanari Kondo, Yasutaka Kamei, Raula Gaikovina Kula, Naoyasu Ubayashi
When Conversations Turn Into Work: A Taxonomy of Converted Discussions and Issues in GitHub. CoRR (2023)
Jianhong Wang, Yuta Ishimoto, Masanari Kondo, Yasutaka Kamei, Naoyasu Ubayashi
Uncertainty-aware Metamorphic Testing for Robust Object Detection Models. QRS Companion (2023)
Hiroki Yamamoto, Dong Wang, Gopi Krishnan Rajbahadur, Masanari Kondo, Yasutaka Kamei, Naoyasu Ubayashi
Towards Privacy Preserving Cross Project Defect Prediction with Federated Learning. SANER (2023)
Yuta Ishimoto, Masanari Kondo, Naoyasu Ubayashi, Yasutaka Kamei
PAFL: Probabilistic Automaton-based Fault Localization for Recurrent Neural Networks. Inf. Softw. Technol. 155 (2023)
Dong Wang, Masanari Kondo, Yasutaka Kamei, Raula Gaikovina Kula, Naoyasu Ubayashi
When conversations turn into work: a taxonomy of converted discussions and issues in GitHub. Empir. Softw. Eng. 28 (6) (2023)
Masanari Kondo, Shinobu Saito, Yukako Iimura, Eunjong Choi, Osamu Mizuno, Yasutaka Kamei, Naoyasu Ubayashi
Towards Better Online Communication for Future Software Development in Industry. COMPSAC (2023)
Yutaro Kashiwa, Ryoma Nishikawa, Yasutaka Kamei, Masanari Kondo, Emad Shihab, Ryosuke Sato, Naoyasu Ubayashi
An empirical study on self-admitted technical debt in modern code review. Inf. Softw. Technol. 146 (2022)
Kyosuke Yamate, Masanari Kondo, Yutaro Kashiwa, Yasutaka Kamei, Naoyasu Ubayashi
Hey APR! Integrate Our Fault Localization Skill: Toward Better Automated Program Repair. COMPSAC (2022)
Hiroki Kuramoto, Masanari Kondo, Yutaro Kashiwa, Yuta Ishimoto, Kaze Shindo, Yasutaka Kamei, Naoyasu Ubayashi
Do visual issue reports help developers fix bugs?: a preliminary study of using videos and images to report issues on GitHub. ICPC (2022)
Jiayuan Zhou, Shaowei Wang, Yasutaka Kamei, Ahmed E. Hassan, Naoyasu Ubayashi
Studying donations and their expenses in open source projects: a case study of GitHub projects collecting donations through open collectives. Empir. Softw. Eng. 27 (1) (2022)
Masanari Kondo, Shinobu Saito, Yukako Iimura, Eunjong Choi, Osamu Mizuno, Yasutaka Kamei, Naoyasu Ubayashi
Challenges and Future Research Direction for Microtask Programming in Industry. MSR (2022)
Tsukasa Nakamura, Masanari Kondo, Yasutaka Kamei, Naoyasu Ubayashi
Evaluating Automated Program Repair Techniques using Introductory Programming Course Datasets. COMPSAC (2022)
Yutaro Kashiwa, Kazuki Shimizu, Bin Lin, Gabriele Bavota, Michele Lanza, Yasutaka Kamei, Naoyasu Ubayashi
Does Refactoring Break Tests and to What Extent? ICSME (2021)
Hassan Atwi, Bin Lin, Nikolaos Tsantalis, Yutaro Kashiwa, Yasutaka Kamei, Naoyasu Ubayashi, Gabriele Bavota, Michele Lanza
PYREF: Refactoring Detection in Python Projects. SCAM (2021)
Lei Shi, Masanari Kondo, Naoyasu Ubayashi, Yasutaka Kamei
Towards Better Coverage of Dataset with Software Product Line Engineering. QRS Companion (2021)
Olivier Nourry, Yutaro Kashiwa, Yasutaka Kamei, Naoyasu Ubayashi
Does shortening the release cycle affect refactoring activities: A case study of the JDT Core, Platform SWT, and UI projects. Inf. Softw. Technol. 139 (2021)
Ryujiro Nishinaka, Naoyasu Ubayashi, Yasutaka Kamei, Ryosuke Sato
How Fast and Effectively Can Code Change History Enrich Stack Overflow? QRS (2020)
Daito Nakano, Mingyang Yin, Ryosuke Sato, Abram Hindle, Yasutaka Kamei, Naoyasu Ubayashi
A Quantitative Study of Security Bug Fixes of GitHub Repositories. CoRR (2020)
Naoyasu Ubayashi, Takuya Watanabe, Yasutaka Kamei, Ryosuke Sato
Git-based integrated uncertainty manager. ICSE (Companion Volume) (2019)
Thong Hoang, Hoa Khanh Dam, Yasutaka Kamei, David Lo, Naoyasu Ubayashi
DeepJIT: an end-to-end deep learning framework for just-in-time defect prediction. MSR (2019)
Naoyasu Ubayashi, Yasutaka Kamei, Ryosuke Sato
When and Why Do Software Developers Face Uncertainty? QRS (2019)
Junji Shimagaki, Yasutaka Kamei, Naoyasu Ubayashi, Abram Hindle
Automatic topic classification of test cases using text mining at an Android smartphone vendor. ESEM (2018)
Yasutaka Kamei, Takahiro Matsumoto, Kazuhiro Yamashita, Naoyasu Ubayashi, Takashi Iwasaki, Shuichi Takayama
Studying the Cost and Effectiveness of OSS Quality Assessment Models: An Experience Report of Fujitsu QNET. IEICE Trans. Inf. Syst. (11) (2018)
Naoyasu Ubayashi, Hokuto Muraoka, Daiki Muramoto, Yasutaka Kamei, Ryosuke Sato
Exploring uncertainty in GitHub OSS projects: when and how do developers face uncertainty? ICSE (Companion Volume) (2018)
Naoyasu Ubayashi, Yasutaka Kamei, Ryosuke Sato
Can Abstraction Be Taught? Refactoring-based Abstraction Learning. MODELSWARD (2018)
Naoyasu Ubayashi, Yasutaka Kamei, Ryosuke Sato
iArch-U/MC: An Uncertainty-Aware Model Checker for Embracing Known Unknowns. ICSOFT (2018)
Naoyasu Ubayashi, Yasutaka Kamei, Ryosuke Sato
Modular Programming and Reasoning for Living with Uncertainty. ICSOFT (Selected Papers) (2018)
Keisuke Watanabe, Naoyasu Ubayashi, Takuya Fukamachi, Shunya Nakamura, Hokuto Muraoka, Yasutaka Kamei
iArch-U: Interface-Centric Integrated Uncertainty-Aware Development Environment. MiSE@ICSE (2017)
Pawin Suthipornopas, Pattara Leelaprute, Akito Monden, Hidetake Uwano, Yasutaka Kamei, Naoyasu Ubayashi, Kenji Araki, Kingo Yamada, Ken-ichi Matsumoto
Industry Application of Software Development Task Measurement System: TaskPit. IEICE Trans. Inf. Syst. (3) (2017)
Keisuke Watanabe, Takuya Fukamachi, Naoyasu Ubayashi, Yasutaka Kamei
Automated A/B Testing with Declarative Variability Expressions. ICST Workshops (2017)
Keisuke Miura, Shane McIntosh, Yasutaka Kamei, Ahmed E. Hassan, Naoyasu Ubayashi
The Impact of Task Granularity on Co-evolution Analyses. ESEM (2016)
Junji Shimagaki, Yasutaka Kamei, Shane McIntosh, Ahmed E. Hassan, Naoyasu Ubayashi
A study of the quality-impacting practices of modern code review at Sony mobile. ICSE (Companion Volume) (2016)
Kwabena Ebo Bennin, Jacky W. Keung, Akito Monden, Yasutaka Kamei, Naoyasu Ubayashi
Investigating the Effects of Balanced Training and Testing Datasets on Effort-Aware Fault Prediction Models. COMPSAC (2016)
Bodin Chinthanet, Passakorn Phannachitta, Yasutaka Kamei, Pattara Leelaprute, Arnon Rungsawang, Naoyasu Ubayashi, Ken-ichi Matsumoto
A review and comparison of methods for determining the best analogies in analogy-based software effort estimation. SAC (2016)
Junji Shimagaki, Yasutaka Kamei, Shane McIntosh, David Pursehouse, Naoyasu Ubayashi
Why are Commits Being Reverted?: A Comparative Study of Industrial and Open Source Projects. ICSME (2016)
Kazuhiro Yamashita, Changyun Huang, Meiyappan Nagappan, Yasutaka Kamei, Audris Mockus, Ahmed E. Hassan, Naoyasu Ubayashi
Thresholds for Size and Complexity Metrics: A Case Study from the Perspective of Defect Density. QRS (2016)
Kwabena Ebo Bennin, Koji Toda, Yasutaka Kamei, Jacky Keung, Akito Monden, Naoyasu Ubayashi
Empirical Evaluation of Cross-Release Effort-Aware Defect Prediction Models. QRS (2016)
Kazuhiro Yamashita, Yasutaka Kamei, Shane McIntosh, Ahmed E. Hassan, Naoyasu Ubayashi
Magnet or Sticky? Measuring Project Characteristics from the Perspective of Developer Attraction and Retention. J. Inf. Process. 24 (2) (2016)
Yasutaka Kamei, Everton da S. Maldonado, Emad Shihab, Naoyasu Ubayashi
Using Analytics to Quantify Interest of Self-Admitted Technical Debt. QuASoQ/TDA@APSEC (2016)
Yasutaka Kamei, Takafumi Fukushima, Shane McIntosh, Kazuhiro Yamashita, Naoyasu Ubayashi, Ahmed E. Hassan
Studying just-in-time defect prediction using cross-project models. Empir. Softw. Eng. 21 (5) (2016)
Takuya Fukamachi, Naoyasu Ubayashi, Shintaro Hosoai, Yasutaka Kamei
Poster: Conquering Uncertainty in Java Programming. ICSE (2) (2015)
Changyun Huang, Ataru Osaka, Yasutaka Kamei, Naoyasu Ubayashi
Automated DSL Construction Based on Software Product Lines. MODELSWARD (2015)
Takuya Fukamachi, Naoyasu Ubayashi, Shintaro Hosoai, Yasutaka Kamei
Modularity for Uncertainty. MiSE@ICSE (2015)
Kazuhiro Yamashita, Shane McIntosh, Yasutaka Kamei, Ahmed E. Hassan, Naoyasu Ubayashi
Revisiting the applicability of the pareto principle to core development teams in open source software projects. IWPSE (2015)
Kazuhiro Yamashita, Shane McIntosh, Yasutaka Kamei, Naoyasu Ubayashi
Magnet or sticky? an OSS project-by-project typology. MSR (2014)
Peiyuan Li, Naoyasu Ubayashi, Di Ai, Yu Ning Li, Shintaro Hosoai, Yasutaka Kamei
Sketch-based gradual model-driven development. InnoSWDev@SIGSOFT FSE (2014)
Di Ai, Naoyasu Ubayashi, Peiyuan Li, Daisuke Yamamoto, Yu Ning Li, Shintaro Hosoai, Yasutaka Kamei
iArch: an IDE for supporting fluid abstraction. MODULARITY (Companion) (2014)
Naoyasu Ubayashi, Di Ai, Peiyuan Li, Yu Ning Li, Shintaro Hosoai, Yasutaka Kamei
Uncertainty-aware architectural interface. AOAsia@SIGSOFT FSE (2014)
Takafumi Fukushima, Yasutaka Kamei, Shane McIntosh, Kazuhiro Yamashita, Naoyasu Ubayashi
An empirical study of just-in-time defect prediction using cross-project models. MSR (2014)
Di Ai, Naoyasu Ubayashi, Peiyuan Li, Shintaro Hosoai, Yasutaka Kamei
iArch - An IDE for Supporting Abstraction-aware Design Traceability. MODELSWARD (2014)
Yasutaka Kamei, Masao Ohira, Ahmed E. Hassan, Naoyasu Ubayashi, Ken-ichi Matsumoto
Early Identification of Future Committers in Open Source Software Projects. QSIC (2014)
Naoyasu Ubayashi, Di Ai, Peiyuan Li, Yu Ning Li, Shintaro Hosoai, Yasutaka Kamei
Abstraction-aware verifying compiler for yet another MDD. ASE (2014)
Naoyasu Ubayashi, Di Ai, Yasutaka Kamei
Archface4COP: architectural interface for context-oriented programming. COP@ECOOP (2013)
Yasutaka Kamei, Emad Shihab, Bram Adams, Ahmed E. Hassan, Audris Mockus, Anand Sinha, Naoyasu Ubayashi
A Large-Scale Empirical Study of Just-in-Time Quality Assurance. IEEE Trans. Software Eng. 39 (6) (2013)
Naoyasu Ubayashi, Shin Nakajima, Masayuki Hirayama
Context-dependent product line engineering with lightweight formal approaches. Sci. Comput. Program. 78 (12) (2013)
Naoyasu Ubayashi, Yasutaka Kamei
Design module: a modularity vision beyond code: not only program code but also a design model is a module. MiSE (2013)
Naoyasu Ubayashi, Yasutaka Kamei
UML-based Design and Verification Method for Developing Dependable Context-aware Systems. MODELSWARD (2013)
Changyun Huang, Yasutaka Kamei, Kazuhiro Yamashita, Naoyasu Ubayashi
Using alloy to support feature-based DSL construction for mining software repositories. SPLC Workshops (2013)
Masateru Tsunoda, Koji Toda, Kyohei Fushida, Yasutaka Kamei, Meiyappan Nagappan, Naoyasu Ubayashi
Revisiting software development effort estimation based on early phase development activities. MSR (2013)
Changyun Huang, Kazuhiro Yamashita, Yasutaka Kamei, Kenji Hisazumi, Naoyasu Ubayashi
Domain analysis for mining software repositories: Towards feature-based DSL construction. PLEASE@ICSE (2013)
Naoyasu Ubayashi, Yasutaka Kamei
UML4COP: UML-based DSML for context-aware systems. DSM@SPLASH (2012)
Rina Nagano, Hiroki Nakamura, Yasutaka Kamei, Bram Adams, Kenji Hisazumi, Naoyasu Ubayashi, Akira Fukuda
Using the GPGPU for scaling up Mining Software Repositories. ICSE (2012)
Naoyasu Ubayashi, Yasutaka Kamei
An Extensible Aspect-Oriented Modeling Environment for Constructing Domain-Specific Languages. IEICE Trans. Inf. Syst. (4) (2012)
Hiroki Nakamura, Rina Nagano, Kenji Hisazumi, Yasutaka Kamei, Naoyasu Ubayashi, Akira Fukuda
QORAL: An External Domain-Specific Language for Mining Software Repositories. IWESEP (2012)
Akinori Ihara, Yasutaka Kamei, Akito Monden, Masao Ohira, Jacky Wai Keung, Naoyasu Ubayashi, Ken-ichi Matsumoto
An Investigation on Software Bug-Fix Prediction for Open Source Software Projects - A Case Study on the Eclipse Project. APSEC Workshops (2012)
Naoyasu Ubayashi, Yasutaka Kamei
Verifiable architectural interface for supporting model-driven development with adequate abstraction level. MiSE (2012)
Naoyasu Ubayashi, Yasutaka Kamei
Architectural point mapping for design traceability. FOAL (2012)
Ryosuke Nakashiro, Yasutaka Kamei, Naoyasu Ubayashi, Shin Nakajima, Akihito Iwai
Translation Pattern of BPEL Process into Promela Code. IWSM/Mensura (2011)
Naoyasu Ubayashi, Yasutaka Kamei
Stepwise Context Boundary Exploration Using Guide Words. CAiSE Forum (2011)
Masaru Shiozuka, Naoyasu Ubayashi, Yasutaka Kamei
Debug Concern Navigator. SEKE (2011)
Naoyasu Ubayashi, Yasutaka Kamei, Masayuki Hirayama, Tetsuo Tamai
A context analysis method for embedded systems - Exploring a requirement boundary between a system and its context. RE (2011)
Shizuka Uchio, Naoyasu Ubayashi, Yasutaka Kamei
CJAdviser: SMT-based debugging support for ContextJ. COP@ECOOP (2011)
Yasutaka Kamei, Hiroki Sato, Akito Monden, Shinji Kawaguchi, Hidetake Uwano, Masataka Nagura, Ken-ichi Matsumoto, Naoyasu Ubayashi
An Empirical Study of Fault Prediction with Code Clone Metrics. IWSM/Mensura (2011)
Naoyasu Ubayashi, Yasutaka Kamei
Stepwise Context Boundary Exploration Using Guide Words. CAiSE Forum (Selected Papers) (2011)
Naoyasu Ubayashi, Shin Nakajima, Masayuki Hirayama
Context-Dependent Product Line Practice for Constructing Reliable Embedded Systems. SPLC (2010)
Naoyasu Ubayashi, Jun Nomura, Tetsuo Tamai
Archface: a contract place where architectural design and code meet together. ICSE (1) (2010)
Shin Nakajima, Keiji Hokamura, Naoyasu Ubayashi
Aspect-Oriented Development of PHP-Based Web Applications. COMPSAC Workshops (2010)
Shouzo Hori, Takako Nakatani, Keiichi Katamine, Naoyasu Ubayashi, Masaaki Hashimoto
Project Management Patterns to Prevent Schedule Delay Caused by Requirement Elicitation. IEICE Trans. Inf. Syst. (4) (2010)
Naoyasu Ubayashi
Modularity Assessment Framework for Context-dependent Formal Specifications. SPLC Workshops (2010)
Takako Nakatani, Shouzo Hori, Naoyasu Ubayashi, Keiichi Katamine, Masaaki Hashimoto
A Case Study of Requirements Elicitation Process with Changes. IEICE Trans. Inf. Syst. (8) (2010)
Keiji Hokamura, Ryoto Naruse, Masaru Shiozuka, Naoyasu Ubayashi, Shin Nakajima, Akihito Iwai
AOWP: Web-Specific AOP Framework for PHP. ASE (2009)
Shouzo Hori, Takako Nakatani, Keiichi Katamine, Naoyasu Ubayashi, Masaaki Hashimoto
Project Management Patterns to Prevent Schedule Delay Caused by Requirements Changes - Empirical Study on a Successful Project. ICSOFT (1) (2009)
Shin Nakajima, Naoyasu Ubayashi, Keiji Hokamura
Runtime monitoring of cross-cutting policy. EA@ICSE (2009)
Naoyasu Ubayashi, Hidenori Akatoki, Jun Nomura
Pointcut-based architectural interface for bridging a gap between design and implementation. RAM-SE@ECOOP (2009)
Naoyasu Ubayashi, Genya Otsubo, Kazuhide Noda, Jun Yoshida
An Extensible Aspect-Oriented Modeling Environment. CAiSE (2009)
Naoyasu Ubayashi, Genya Otsubo, Kazuhide Noda, Jun Yoshida, Tetsuo Tamai
AspectM: UML-Based Extensible AOM Language. ASE (2008)
Takako Nakatani, Shouzo Hori, Naoyasu Ubayashi, Keiichi Katamine, Masaaki Hashimoto
A Case Study: Requirements Elicitation Processes throughout a Project. RE (2008)
Keiji Hokamura, Naoyasu Ubayashi, Shin Nakajima, Akihito Iwai
Aspect-Oriented Programming for Web Controller Layer. APSEC (2008)
Naoyasu Ubayashi, Toshiki Seto, Hirotoshi Kanagawa, Susumu Taniguchi, Jun Yoshida, Takeshi Sumi, Masayuki Hirayama
A context analysis method for constructing reliable embedded systems. MiSE (2008)
Keiichi Katamine, Yasufumi Shinyashiki, Toshiro Mise, Masaaki Hashimoto, Naoyasu Ubayashi, Takako Nakatani
A Conceptual Model for Analysis Method of Extracting Unexpected Obstacles of Embedded Systems. JCKBSE (2008)
Naoyasu Ubayashi, Yuki Sato, Akihiro Sakai, Tetsuo Tamai
Alloy-Based Lightweight Verification for Aspect-Oriented Architecture. SERA (2008)
Naoyasu Ubayashi, Jinji Piao, Suguru Shinotsuka, Tetsuo Tamai
Contract-Based Verification for Aspect-Oriented Refactoring. ICST (2008)
Keiichi Ishibashi, Masaaki Hashimoto, Keiichi Katamine, Ryoma Shiratsuchi, Keita Asaine, Takako Nakatani, Naoyasu Ubayashi, Yoshihiro Akiyama
A Discussion on Domain Modeling in an Example of Motivation-Based Human Resource Management. JCKBSE (2008)

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Publication Activity (10 Years)

Top Topics

Top Venues

Naoyasu Ubayashi