This article introduces the concept of relevance as viewed and applied in the context of IR
evaluation, by presenting an overview of the multidimensional and dynamic nature of the …

We advocate the use of point sets to represent shapes. We provide a definition of a smooth
manifold surface from a set of points close to the original surface. The definition is based on …

Relevance is a fundamental, though not completely understood, concept for documentation,
information science, and information retrieval. This article presents the history of relevance …

With the advent of the Web along with the unprecedented amount of information available in
electronic format, conceptual data analysis is more useful and practical than ever, because …

The aim of this article is threefold:(1) to give a summary of empirical results reported earlier
on relations between students 'problem stages in the course of writing their research …

Techniques for automatic query expansion from top retrieved documents have shown
promise for improving retrieval effectiveness on large collections; however, they often rely on …

The aim of an information retrieval system is to find relevant documents, thus relevance is a
(if not 'the') central concept of information retrieval. Notwithstanding its importance, and the …

Queries to search engines on the Web are usually short. They do not provide sufficient
information for an effective selection of relevant documents. Previous research has …

The study analyses how students' growing understanding of the topic and search
experience were related to their choice of search tactics and terms while preparing a …

This article presents a framework for research and development in user interfaces that
support information seeking. The information-seeking process is described, and each of the …