Abstract. Query expansion has received extensive attention in information retrieval community. Although semantic based query expansion appears to be promising in improving retrieva...
A major hardness of processing searches issued in the form of keywords on structured data is the ambiguity problem. A set of keywords itself is not a complete piece of information...
We present a novel approach that transforms the weighting task to a typical coarse-grained classification problem, aiming to assign appropriate weights for candidate expansion term...
In our entry to the new HARD track, we have investigated two methods of interactively refining user search formulations. One method consists of asking the user to select a number ...
In this paper, we discuss the experiments conducted in context of Document Search task of 2007 Enterprise Search track. Our method is based on selecting sentences from the given r...