In this paper we address the problem of unsupervised Web data extraction. We show that unsupervised Web data extraction becomes feasible when supposing pages that are made up of r...
A medium-scale user study was carried out to investigate the usability of a concept-based query expansion support tool. The tool was fully integrated into the interface of an IR sy...
This paper summarizes the task design for iCLEF 2006 (the CLEF interactive track). Compared to previous years, we have proposed a radically new task: searching images in a natural...
Aggregated search is the task of blending results from specialized search services or verticals into the Web search results. While many studies have focused on aggregated search t...
Design patterns have proven to be a useful means to make the process of designing, developing, and reusing software systems more efficient. In the area of information visualizatio...
Zaixian Xie, Zhenyu Guo, Matthew O. Ward, Elke A. ...