Speculative service implies that a client's request for a document is serviced by sending, in addition to the document requested, a number of other documents (or pointers the...
Ontology learning is an important task in Artificial Intelligence, Semantic Web and Text Mining. This paper presents a novel framework for, and solutions to, three practical probl...
In this paper, we assess the impact of using thesaurus-based query expansion methods, at the Information Retrieval (IR) stage of a Question Answering (QA) system. We focus on expan...
Purpose: Examines the needs of digital library stakeholders and how a collaborative digital library might be designed to meet these needs. The collaborative digital library has be...
Recent growth of geospatial information online has made it possible to access various maps and orthoimagery. Conflating these maps and imagery can create images that combine the vi...
Ching-Chien Chen, Craig A. Knoblock, Cyrus Shahabi