Publications:

You can find the last few years paper below. For older papers, please refer to my DBLP entry. If you need copies of any of my papers, please do drop me a note! I am very happy to send you copies of my papers! :)

2020

Hung Viet-Pham, Shangshu Qian, Jiannan Wang, Thibaud Lutellier, Jonathan Rosenthal, Lin Tan, L., Yaoliang Yu, Nachiappan Nagappan:

Problems and Opportunities in Training Deep-Learning Software Systems: An Analysis of Variance, To Appear: Automated Software Engineering Conference (ASE), 2020.

 

Foyzul Hassan, Chetan Bansal, Nachiappan Nagappan, Thomas Zimmermann, Ahmed Hassan Awadallah:

An Empirical Study of Software Exceptions in the Field using Search Logs. To appear: Empirical Software Engineering and Measurement Conference (ESEM), 2020.

 

Danielle Gonzalez, Thomas Zimmermann, Nachiappan Nagappan:

The State of the ML-universe: 10 Years of Artificial Intelligence & Machine Learning Software Development on GitHub. To appear: Mining Software Repositories (MSR) Conference, 2020. [paper]

 

2019

Saleema Amershi, Andrew Begel, Christian Bird, Robert DeLine, Harald C. Gall, Ece Kamar, Nachiappan Nagappan, Besmira Nushi, Thomas Zimmermann:

Software engineering for machine learning: a case study. ICSE (SEIP) 2019: 291-300 [paper]

 

Adithya Abraham Philip, Ranjita Bhagwan, Rahul Kumar, Chandra Shekhar Maddila, Nachiappan Nagappan:

FastLane: test minimization for rapidly deployed large-scale online services. ICSE 2019: 408-418 [paper]

 

Song Wang, Chetan Bansal, Nachiappan Nagappan, Adithya Abraham Philip:

Leveraging Change Intents for Characterizing and Identifying Large-Review-Effort Changes. PROMISE 2019: 46-55 [paper]

 

Chandra Shekhar Maddila, Chetan Bansal, Nachiappan Nagappan:

Predicting pull request completion time: a case study on large scale cloud services. Industry Track. ESEC/SIGSOFT FSE 2019: 874-882 [paper]

 

2018

Ayushi Rastogi, Nachiappan Nagappan, Georgios Gousios, Andre van der Hoek:

Relationship between geographical location and evaluation of developer contributions in github. ESEM 2018: 22:1-22:8 [paper]

 

2017

Jeff Huang, Eddie Q. Yan, Gifford Cheung, Nachiappan Nagappan, Thomas Zimmermann:

Master Maker: Understanding Gaming Skill Through Practice and Habit From Gameplay Behavior. topiCS 9(2): 437-466 (2017) [paper]

 

Pavneet Singh Kochhar, David Lo, Julia Lawall, Nachiappan Nagappan:

Code Coverage and Post-release Defects: A Large-Scale Study on Open Source Projects. IEEE Trans. Reliability 66(4): 1213-1228 (2017) [paper]

 

Denae Ford, Tom Zimmermann, Christian Bird, Nachiappan Nagappan:

Characterizing Software Engineering Work with Personas Based on Knowledge Worker Actions. ESEM 2017: 394-403 [paper]

 

Ayushi Rastogi, Suresh Thummalapenta, Thomas Zimmermann, Nachiappan Nagappan, Jacek Czerwonka:

Ramp-up Journey of New Hires: Do strategic practices of software companies influence productivity? ISEC 2017: 107-111 [paper]

 

2016

Xin Xia, David Lo, Sinno Jialin Pan, Nachiappan Nagappan, Xinyu Wang:

HYDRA: Massively Compositional Model for Cross-Project Defect Prediction. IEEE Trans. Software Eng. 42(10): 977-998 (2016) [paper]

 

Ayushi Rastogi, Nachiappan Nagappan:

On the Personality Traits of GitHub Contributors. ISSRE 2016: 77-86 [paper]

 

Ayushi Rastogi, Nachiappan Nagappan:

Forking and the Sustainability of the Developer Community Participation - An Empirical Investigation on Outcomes and Reasons. SANER 2016: 102-111 [paper]

 

2015

Abram Hindle, Christian Bird, Thomas Zimmermann, Nachiappan Nagappan:

Do topics make sense to managers and developers? Empirical Software Engineering 20(2): 479-515 (2015) [paper]

 

Emerson R. Murphy-Hill, Thomas Zimmermann, Christian Bird, Nachiappan Nagappan:

The Design Space of Bug Fixes and How Developers Navigate It. IEEE Trans. Software Eng. 41(1): 65-81 (2015) [paper]

 

Erik Harpstead, Thomas Zimmermann, Nachiappan Nagappan, Jose J. Guajardo, Ryan Cooper, Tyson Solberg, Dan Greenawalt:

What Drives People: Creating Engagement Profiles of Players from Game Log Data. CHI PLAY 2015: 369-379 [paper]

 

Ayushi Rastogi, Suresh Thummalapenta, Thomas Zimmermann, Nachiappan Nagappan, Jacek Czerwonka:

Ramp-Up Journey of New Hires: Tug of War of Aids and Impediments. ESEM 2015: 96-105 [paper]

 

Kim Herzig, Nachiappan Nagappan:

Empirically Detecting False Test Alarms Using Association Rules. ICSE (2) 2015: 39-48 [paper]

 

Pavneet Singh Kochhar, Ferdian Thung, Nachiappan Nagappan, Thomas Zimmermann, David Lo:

Understanding the Test Automation Culture of App Developers. ICST 2015: 1-10 [paper]

 

Baishakhi Ray, Meiyappan Nagappan, Christian Bird, Nachiappan Nagappan, Thomas Zimmermann:

The Uniqueness of Changes: Characteristics and Applications. MSR 2015: 34-44 [paper]

 

Kim Herzig, Nachiappan Nagappan:

The Impact of Test Ownership and Team Structure on the Reliability, Effectiveness of Quality Test Runs. Software Engineering & Management 2015: 105-106

 

David Lo, Nachiappan Nagappan, Thomas Zimmermann:

How practitioners perceive the relevance of software engineering research. ESEC/SIGSOFT FSE 2015: 415-425 [paper]