Erik Harrision Trainer
Informatics, Donald Bren School of Information and Computer Sciences, UC Irvine
It's-a-me!
Contact:
About Me:
I am a third year PhD student at the University of California, Irvine in the Donald Bren School of Information and Computer Sciences with a concentration in the field of Informatics. I also graduated with a B.S. in Information and Computer Science from UCI in 2005.

My advisor is David Redmiles, whose research group is working on problems in Human-Computer Interaction, Software Engineering, Computer-Supported Cooperative Work, among others.

I have enjoyed listening to music running the gamut from classical to rock for as long as I can remember. I am also a bit of a musician. To date, I have played electric/acoustic guitar in three bands: The Team, Dash Rend Band, and The Best Kind of Trouble. Although I'm constantly busy with school and my research work, I can sometimes be found jamming in Aldrich Park (the green thing smack dab in the middle of campus), friends' garages, and talent shows.

Curriculum Vitae
Teaching:
I am not teaching any classes this quarter.
Research Interests:
My research interests include software visualization, collaborative software development, intelligent user interfaces, software engineering, computer-supported cooperative work, and human-computer interaction.

Continuous Coordination

I am a member of the "Continuous Coordination" (CC) research group which recognizes the need for informal awareness-based approaches (e.g. e-mail, IM, central "dashboard" displays, multiple monitors) in software development in addition to traditional formal, process-oriented approaches (e.g. configuration management, workflow). CC as a paradigm is especially useful when applied to global software development, where collaboration suffers due to a lack of context and awareness of other colleagues' activities.

Ariadne

I am currently working with David Redmiles, Cleidson de Souza, and Stephen Quirk on the Ariadne project, a Java-based plug-in to the Eclipse IDE that visualizes the social networks derived from distributed software projects. Ariadne builds the call-graph from a software project using a static analysis of the source code. The default call-graph generator analyzes Java code, but since the call-graph generator is pluggable, one can easily imagine a generator for C++, C#, etc. After creating the call-graph, Ariadne automatically connects to the configuration management repository associated with the project to retrieve authorship information. Again, the authorship generator is a plugin. We provide a CVS authorship annotator by default, but this could be extended to other types of CM systems such as Subversion. With the authorship information, Ariadne creates a structure called a " social call-graph", or a call-graph annotated with authorship information. From the social call-graph, Ariadne generates a sociogram (social network) and displays it using a desired visualization plugin, the default being Prefuse. Graphs can be exported to our own XML-based format, GraphML, or matrix formats suitable for importing into social network anaylsis programs such as UCINET. Through Eclipse's plug-in mechanism, Ariadne supports custom visualizations, call graph generators, and project repositories extending the tool's base feature set.

My research team received a grant from the Undergraduate Research Opportunities Program (UROP) in 2004, as well as an Eclipse Innovation Grant in 2005 for our work on Ariadne. For the latter grant, I presented Ariadne with my colleague Stephen Quirk at the Eclipse Technology Exchange (ETX) workshop at the OOPSLA conference in October of 2005.

Publications
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