This paper reports on our participation in CLEF 2005‘s ad-hoc multi-lingual retrieval track. The ad-hoc task introduced Bulgarian and Hungarian as new languages. Our experiments...
MetaCrystal visualizes the degree of overlap between the top results returned by different search engines. Linked overview tools support rapid exploration, facilitate advanced fil...
We propose an entropy-based sensor selection heuristic for localization. Given 1) a prior probability distribution of the target location, and 2) the locations and the sensing mod...
Hanbiao Wang, Kung Yao, Gregory J. Pottie, Deborah...
This paper addresses the problem of self localization of mobile devices. In particular, each device combines noisy measurements of its absolute position with distance measurements...
In this paper we will describe the Berkeley approaches to the GeoCLEF tasks for CLEF 2006. This year we used two separate systems for different tasks. Although of the systems both...