Theoretical Issues in Information Visualization
(Oct 2007 - Present)
• Publications: InfoVis'08

Ontological, epistemological and methodological issues related to information visualization / visual analytics research. Interdisciplinary effort that tries to bring together ideas and methods from human-computer interaction, cognitive science, psychology and anthropology.

Sell Failure Vis
(Apr 2007 - Present)

Visualization of time-series categorical data to facilitate real time awareness and in-depth visual analysis of transactions for a large air travel coordination company

Jigsaw
(Oct 2006 - Present)
• Publications: VAST'07, CG&A'08, IV'08, SM'08
• Video: Introduction to system (wmv, 20M)

Using visualization and visual analytics to help intelligence analysis and sensemaking. The system provides interactive visual representations of the documents, the entities within the documents, and connections between them.

Visual Analytics on Subledger Data
(May 2008 - Aug 2008)

Heatmap visualization of subledger data to detect abnormal activities, based on co-clustering algorithms. Summer intern work at Center for Advanced Research, PricewaterhouseCoopers LLP.

FEC in Distributed Streaming
(Jul 2005 - Apr 2006)
• Paper

Mathematical Analysis of the performance of variants of the Forward Error Correction (FEC) scheme in distributed streaming, based on the Gilbert model and renewal error process.

Ivyfield
(Dec 2003 - Nov 2004)
• Paper

Visualization of email archives using the climbing ivy metaphor to reveal hidden social information.