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Now showing items 1-10 of 12
Expression of Z39.50 supported search capabilities by applying formal descriptions
(2005)
The wide adoption of the Z39.50 protocol from the Libraries exposes their abilities to participate in a distributed environment. In spite of the protocol specification of a unified global access mechanism, query failures ...
Meta-composer: synthesizing online FRBR works from library resources
(2010)
Next generation display and indexing of cataloging records are mainly influenced from the development of the FRBR conceptual model. While the process for collecting all relevant bibliographic records in a catalogue to an ...
Mining user communities in digital libraries
(2010)
The interest in the analysis of library user behaviour has been increasing rapidly since the advent of digital libraries and the Internet. In this context, the authors analyze the queries posed to a digital library and ...
A semantics-based graph for the Bib-1 Access Points of the Z39.50 protocol
(1996)
A graph of Access Points can be used as a tool in a number of applications such as, clarification and better understanding of their semantics and inter-relations, query transformations, more precise query formulation, etc. ...
Semantic based substitution of unsupported access points in the library meta-search environments
(2008)
Meta-searching library communities involve access to sources where metadata are invisible behind query interfaces. Many of the query interfaces utilize predefined abstract Access Points for the implementation of the search ...
An architecture for online information integration on concurrent resource access on a Z39.50 environment
(2003)
The lack of information integration, by the existing online systems, for resource sharing in a distributed environment, impacts directly to the development and the usage of dynamically defined Virtual Union Catalogues. In ...
A semantics-based substitution for unsupported Z39.50 Bib-1 access points
(2007)
Unsupported Z39.50 Access Points result to query failures and/or inconsistent answers, in spite of the protocol specification for a unified global access mechanism. A challenge to this issue is to substitute an unsupported ...
Eliminating query failures in a work-centric library meta-search environment
(2009)
Purpose - This paper aims to describe how approaches such as semantic based query rewritings and FRBR work entities composition could solve existing problems and improve the overall behavior of a mediated based meta-search ...
FRBRization: αναζητώντας το "κλειδί" για τον εντοπισμό των Έργων
(Βιβλιοθήκη και Υπηρεσία Πληροφόρησης Παντείου Πανεπιστημίου, 2010)
To εννοιολογικό μοντέλο των FRBR αποτελεί ένα πεδίο το οποίο τυγχάνει όλο και μεγαλύτερης προσοχής τόσο μέσα στα περιορισμένα όρια των καταλόγων βιβλιοθηκών όσο και έξω από αυτά ως ένα όχημα που θα επιτρέψει στους καταλόγους ...
Σχεδιασμός αποτελεσματικών portal στο διαδίκτυο
(ΤΕΙ Λάρισας, 2002)
Η πληθώρα των πληροφοριών που η επανάσταση της δικτύωσης έχει κάνει διαθέσιμη, βρίσκεται συχνά κατανεμημένη σε πολλούς φορείς, συνήθως οργανωμένη Θεματικά. Όταν οι χρήστες θέλουν να την προσπελάσουν, φυσιολογικά πρέπει να ...