Although laboratory user studies are the most common method for validating the utility of information visualization systems, it may be difficult to determine if such studies accu...
One of the fundamental challenges in designing an image retrieval system is choosing a method by which the images that match a given query are presented to the searcher. Traditiona...
The prevalence of free text search in web search engines has inspired recent interest in keyword search on relational databases. Whereas relational queries formally specify matchi...
Semantic Web technologies facilitate data integration over a large number of sources with decentralised and loose coordination, ideally leading to interlinked datasets which descri...
Given the increasing investment on information technology (IT) and Web site features, it becomes crucial to measure reliably the impact of these characteristics on the overall qua...