User search terms and controlled subject vocabularies in an institutional repository

User search terms and controlled subject vocabularies in an institutional repository

Bielefeld Academic Search Engine (BASE): An end-user oriented institutional repository search service

Purpose: This paper describes the activities of Bielefeld University Library in establishing OAI based repository servers and in using OAI resources for end-user-oriented search services like BASE (Bielefeld Academic Search Engine). Design/methodology/approach: BASE uses the search engine technology Fast Data Search. Findings: BASE is able to integrate external functions of Google Scholar. The ...

AgEcon Search: A case study on the differences between operating a subject repository and an institutional repository

AgEcon Search is a subject repository containing the full text of working papers, conference papers and small press journals in agricultural and other areas of applied economics. In existence since 1995, it contains material from 215 organizations. Comparisons are made between the operations of a subject repository and those of an institutional repository, with each having easier and more chall...

Merging Controlled Vocabularies for More Efficient Subject-Based IR Systems

One of the most important tasks of a librarian is the assignment of appropriate subject(s) to a resource within a library’s collection. The subjects usually belong to a controlled vocabulary that is specifically designed for such a task. The most widely adopted controlled vocabulary across libraries around the world is the Library of Congress Subject Headings (LCSH). However, there seems to be ...

Matching Multi-lingual Subject Vocabularies

Most libraries and other cultural heritage institutions use controlled knowledge organisation systems, such as thesauri, to describe their collections. Unfortunately, as most of these institutions use different such systems, unified access to heterogeneous collections is difficult. Things are even worse in an international context when concepts have labels in different languages. In order to ov...