Research

Metamorphic Petrology

Mon, 15 Jan 2007 11:22:15 -0500

Metamorphic petrology is the study of the changes (metamorphosis) in rocks that are due to heat and pressure. We are in the process of building a database (MetPetDB) that will store and make available public data sets on metamorphic petrology. The data sets will contain information on metamorphic s

Managing Activities

Tue, 14 Mar 2006 23:08:46 -0500

Users create and modify data as a function of activities they are involved in. However, most desktop management systems provide an object oriented view of a computer, where the emphasis is on describing the information relevant to an object. However, objects may be related to each other in different

Rank Aggregation vs. Ranker Quality

Tue, 14 Mar 2006 22:25:55 -0500

The rank aggregation problem has been studied extensively in recent years with a focus on how to combine several different rankers to obtain a consensus aggregate ranker. We study the rank aggregation problem from a different perspective: how the individual input rankers impact the performance of th

Link Bombing

Tue, 14 Mar 2006 21:50:19 -0500

We analyze the recent phenomenon termed a Link Bomb, and investigate the optimal attack pattern for a group of web pages attempting to link bomb a specific web page. The typical modus operandi of a link bomb is to associate a particular page with a search text and then boost that page's pagerank. In

Professional Activities

Tue, 14 Mar 2006 19:17:56 -0500

Sigmod Undergraduate Scholarship Program (SIGMOD-2006) ACM Conference on Information and Knowledge Management (CIKM-2006), Program Committee Member The 5th International Conference on Image and Video Retrieval (CIVR-2006), Program Committee Member Ontologies, Databases and Semantics (ODBASE-2006), P