Knowledge-mapping tools enable users to quickly identify relevant information and expertise. This paper discusses a number of natural-language phenomena that limit the performance...
Anjo Anjewierden, Willem-Olaf Huijsen, Marjan Groo...
Abstract. The massive amount of textual data on the Web raises numerous classification problems. Although the notion of domain is widely acknowledged in the IR field, the applica...
We introduce a new incremental search method called Migemo for languages with many character faces. Migemo performs the incremental search by dynamically expanding the input patte...
It is important for future NLP systems to formulate the semantic equivalence (and more generally, the semantic similarity) of natural language expressions. In particular, paraphra...
We begin with pervasive ultrametricity due to high dimensionality and/or spatial sparsity. How extent or degree of ultrametricity can be quantified leads us to the discussion of va...