Results 1 to 10 of about 6,741 (178)

Evaluation of Iranian Universiy library OPACs [PDF]

open access: yesتحقیقات کتابداری و اطلاع‌رسانی دانشگاهی, 2019
Purpose: In this research, the main objective was to evaluate Iranina University library OPACs in two categories (including commercial and designed by universities OPACs) in terms of search, display, browsing, and other features (limitations to type of ...
Leyla Hamrang, Atefeh Sharif, F Zandian
doaj   +1 more source

Updated opacities from the Opacity Project [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2005
12 pages, 8 figures, MNRAS At Press. Revised accepted MS. Results unchanged. Revisions: New info on Data Archives, esp. OPserver.
Badnell, N.R.   +7 more
openaire   +5 more sources

Mechanisms of OPACs content enrichment in Arab University Libraries: An analytical study

open access: yesCybrarians Journal, 2021
The research aims to identify the characteristics of Arab universities libraries OPACs from several aspects, the most important of them: the approved automated system, Search and retrieval capabilities, Enriching content, and Detecting the difficulties ...
Attia Badreddine
doaj   +1 more source

Quantifying Opacity [PDF]

open access: yes2010 Seventh International Conference on the Quantitative Evaluation of Systems, 2010
Opacity is a general language-theoretic framework in which several security properties of a system can be expressed. Its parameters are a predicate, given as a subset of runs of the system, and an observation function, from the set of runs into a set of observables.
Bérard, Béatrice   +2 more
openaire   +5 more sources

KATALOG DARING DI INDONESIA: PENILAIAN BERDASARKAN KRITERIA KATALOG DARING GENERASI KETIGA

open access: yesBaca: Jurnal Dokumentasi dan Informasi, 2014
This study aims to determine whether online public access catalogs (OPAC) developed by Indonesian vendors andprogrammers can be classified as the third generation catalog.
Agus Permadi
doaj   +1 more source

Online javno dostopni katalogi in sistemi za odkrivanje informacij / Online public access catalogues and library discovery systems [PDF]

open access: yesOrganizacija Znanja, 2023
This article provides an overview of computer-based catalogue systems designed for use by library clients, seeing present day discovery systems on the same trajectory as the older online public access catalogues (OPACs) which they are gradually ...
David Wells
doaj   +1 more source

URLs in the OPAC : comparative reflections on US vs UK practice [PDF]

open access: yes, 2007
To examine whether placing URLs into library OPACs has been an effective way of enhancing the role of the catalogue for the contemporary library ...
Joint, N.
core   +1 more source

Propuesta metodológica de evaluación de interfaces de OPACs. INNOPAC versus UNICORN.

open access: yesRevista Española de Documentación Científica, 2004
Los propósitos de este trabajo son presentar un modelo de evaluación de OPACs universitarios con el objetivo de compartir un procedimiento y unos parámetros e indicadores establecidos a este fin.
Blanca Rodríguez Bravo   +1 more
doaj   +1 more source

Atomic opacities [PDF]

open access: yesInternational Astronomical Union Colloquium, 1994
Let Iv(r, θ) be the intensity of radiation of frequency v, at a distance r from the centre of a star and in a direction making an angle θ to the outward normal. In a plane-parallel approximation the equation of radiative transfer is where 𝛋v is the opacity and jv the emissivity. The net outward flux of radiant energy is
openaire   +1 more source

Using Search Engine Technology to Improve Library Catalogs [PDF]

open access: yes, 2010
This chapter outlines how search engine technology can be used in online public access library catalogs (OPACs) to help improve users’ experiences, to identify users’ intentions, and to indicate how it can be applied in the library context, along with ...
Lewandowski, Dirk
core   +1 more source

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