DEMOIR: A Hybrid Architecture for Expertise Modeling and Recommender Systems. - Dawit Yimam; Alfred Kobsa (WETICE, 2000)

Expert-Finding Systems for Organizations: Problem and Domain Analysis and the DEMOIR Approach. - Dawit Yimam Seid; Alfred Kobsa (J. Organ. Comput. Electron. Commer., 2003)

A framework for refining similarity queries using learning techniques. - Yiming Ma; Qi Zhong; Sharad Mehrotra; Dawit Yimam Seid (CIKM, 2004)

Efficient Relationship Pattern Mining Using Multi-Relational Iceberg-Cubes. - Dawit Yimam Seid; Sharad Mehrotra (ICDM, 2004)

RAF: An Activation Framework for Refining Similarity Queries Using Learning Techniques. - Yiming Ma; Sharad Mehrotra; Dawit Yimam Seid; Qi Zhong (DASFAA, 2006)

Recursive SQL Query Optimization with k-Iteration Lookahead. - Ahmad Ghazal; Alain Crolotte; Dawit Yimam Seid (DEXA, 2006)

Interactive Refinement of Filtering Queries on Streaming Intelligence Data. - Yiming Ma; Dawit Yimam Seid (ISI, 2006)

Semantically Ranked Graph Pattern Queries for Link Analysis. - Dawit Yimam Seid; Sharad Mehrotra (ISI, 2007)

Grouping and Aggregate queries Over Semantic Web Databases. - Dawit Yimam Seid; Sharad Mehrotra (ICSC, 2007)

Aggregate Query Processing for Semantic Web Databases: an Algebraic Approach. - Dawit Yimam Seid; Sharad Mehrotra (Int. J. Semantic Comput., 2007)

Exploiting Interactions among Query Rewrite Rules in the Teradata DBMS. - Ahmad Ghazal; Dawit Yimam Seid; Alain Crolotte; Bill McKenna (DEXA, 2008)

Automated Filtering on Data Streaming for Intelligence Analysis. - Yiming Ma; Dawit Yimam Seid; Sharad Mehrotra (Intelligence and Security Informatics, 2008)

Dynamic plan generation for parameterized queries. - Ahmad Ghazal; Dawit Yimam Seid; Ramesh Bhashyam; Alain Crolotte; Manjula Koppuravuri; Vinod G (SIGMOD Conference, 2009)

Merging Views Containing Outer Joins in the Teradata DBMS. - Ahmad Ghazal; Dawit Yimam Seid; Alain Crolotte (DEXA (1), 2010)

Adaptive optimizations of recursive queries in teradata. - Ahmad Ghazal; Dawit Yimam Seid; Alain Crolotte; Mohammed Al-Kateb (SIGMOD Conference, 2012)