Estimation via sampling out of highly selective join queries is well known to be problematic, most notably in online aggregation. Without goal-directed sampling strategies, samples...
This paper presents the results of the State University of New York at Buffalo (UB) in the Mono-lingual and Multi-lingual tasks at CLEF 2004. For these tasks we used an approach ba...
This paper describes progress toward improving user interfaces for US Federal government statistics that are presented in tables. Based on studies of user behaviors and needs rela...
Gary Marchionini, Carol A. Hert, Liz Liddy, Ben Sh...
Navigational Blocks provide a tangible user interface for applications such as information kiosks. Orientation, movement, and relative position of electronically and microprocesso...
Ken Camarata, Ellen Yi-Luen Do, Mark D. Gross, Bri...
Data Mining places specific requirements on DBMS query performance that cannot be evaluated satisfactorily using existing OLAP benchmarks. The DD Benchmark - defined here - provid...