Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 21 for “"OPAC"”.
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Inhaltserschließung und OPAC-Retrieval am Beispiel des OPAC der Universitätsbibliothek Heidelberg
… unverhältnismäßig hoch war. Anhand von OPAC-Rechercheprotokollen analysierte der Autor der vorliegenden Arbeit im Rahmen eines Praxissemesters die Ursachen und erarbeitete Lösungsvorschläge. In der Folge wurden Änderungen am OPAC vorgenommen, um den Benutzerbedürfnissen besser …
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Undergraduate students’ awareness, utilization and satisfaction with the Copperbelt university (CBU) library’s online public access catalogue (OPAC).
… of CBU undergraduate students with the Library’s OPAC. The specific of objectives of the study were to: determine levels of OPAC awareness among students; determine the extent to which students utilize it; assess their satisfaction and identify factors affecting their use. The study was grounded …
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DEVELOPMENT AND OPTIMIZATION OF ON-PROBE AFFINTY CAPTURE (OPAC) MALDI MASS SPECTROMETRY FOR THE FRACTIONATION AND ANALYSIS OF COMPLEX PROTEIN MIXTURES
… on the MALDI target. On-Probe Affinity Capture (OPAC) MALDI is a method that uses the RF pulsed plasma modified target surfaces for the protein purification, separation and identification all on the same single probe and one of the highest advantage of this method is the number of different …
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An assessment of the effectiveness of the academic library online public access catalogue (OPAC) by students: a case of University of Venda Library
1 online resource (ix, 65 leaves): illustrations
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User-generated tagging and the public library online public access catalog
… the public library online public access catalog (OPAC). The research questions of the thesis concerned the advantages and disadvantages of user-generated tagging, the co-existence of user-generated tagging and controlled subject headings, the future of user-generated tagging, and what the …
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An Evaluation of Structured Navigation for Subject Searching in Online Catalogues
… function would significantly improve overall OPAC retrieval effectiveness and the subject searching performance of OPAC users. The OPAC used in the study was designed and implemented by this author using the database management and retrieval software known as "TiNMAN", provided by Information …
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MATRIX-ASSISTED LASER DESORPTION/IONIZATION (MALDI) TARGET MODIFICATION FOR ENHANCED PROTEOMICS ANALYSIS AND PLASMA POLYMER CHARACTERIZATION BY MALDI MASS SPECTROMETRY
… steel MALDI target. On-probe affinity capture (OPAC) MALDI MS, developed in our group, has shown that functional group modified MALDI targets can be used to rapidly and selectively isolate target analytes from complex samples. For applications involving analysis of complex peptide/protein …
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Library access to Hispanic books in Bridgeton, New Jersey
… library through observation and by using the OPAC to search by author and title for each book.</p> <p>The results of the study showed the libraries in Bridgeton, New Jersey needed to update and add to their collections in order to meet the needs of the Hispanic patrons. All of the nine …
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Self-censorship in middle school libraries
… study. The purpose was to investigate, through OPAC searches, the holdings of fifteen New Jersey public middle school library media centers to determine if thirty titles were included in the collections. The titles selected received positive reviews from at least two sources as being suitable …
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THE ROLE OF INFORMATION COMMUNICATION TECHNOLOGIES IN FACILITATING DISTANCE LEARNING: The Case of the Open University of Tanzania
… that facilitated the distance learning included OPAC, EXIMIS, SARIS and Moodle. The study found that problems related to the effective use of ICT facilities at OUT include, inadequate infrastructure, inadequate funds, lack of awareness and lack of training. It was therefore recommended that OUT …
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A conceptual framework for using feedback control within adaptive traffic control systems
… traffic control strategies (SCOOT, SCATS, and OPAC) to enable better demand estimations and queue management during oversaturated condition. A numerical example is provided to test the performance of an arterial in a feedback environment. The example involves the design and simulation test of …
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LibX 2.0
… as the platform of choice. Library catalogs, or OPACs, have become widely digitized as part of this trend. Unlike modern search engines, however, many OPACs require antiquated, boolean-based search queries. Consequently, OPAC usage has declined. Libraries have recently begun to introduce …
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An expert selector of online public access catalogues.
… an expert system which would aid with access to OPACs available on the JANET network. This system would aid access by being able to select the OPAC most suited for a search in a particular subject area. Looked at initially are the OPACs available and the JANET network. The problems with access …
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The use of electronic information services (EIS) by undergraduate nursing students at the University of Namibia's (UNAM) Northern Campus
… use of the Internet and email, and that the OPAC was moderately used, while the library electronic databases and e-journals were found to be substantially under-utilised. These students used the EIS for a variety of purposes, including obtaining course-related information, general current …
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Photochemical Reaction Products of Polycyclic Aromatic Hydrocarbons Adsorbed at an Air-Water Interface
… of oxygenated polycyclic aromatic compounds (OPAC). The application of the developed analytical technique allowed for the identification of 2-hdyroxy-9,10-phenanthrenequinone and 6<i>H</i>-dibenzo[<i>b</i>,<i>d</i>]pyran-6-ol as degradation products of phenanthrene and 9<i>H</i>-fluorene for …
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Subject searching behaviour at the library catalogue and at the shelves: evaluating the impact of an online public access catalogue
… and more interactive reformulations whereas the OPAC encouraged a matching approach and narrow formulations with fewer but user generated reformulations. The success rate of the online catalogue was slightly better than that for the PRECIS index but fewer items were retrieved at the shelves. …
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Accessibility and Use of Electronic Resources in Library Services in Tanzania: The Case of the Bank of Tanzania Library
… sites, as well as the electronic catalogue (OPAC). The findings, however, showed that generally majority of respondents about 33 (66.7%) do not effectively use the electronic resources available in the library to meet their information needs, as noted by fewer respondents about 27 (55.6 %) …
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Accessibility and Use of Electronic Resources in Library Services in Tanzania: The Case of the Bank of Tanzania Library
… sites, as well as the electronic catalogue (OPAC). The findings, however, showed that generally majority of respondents about 33 (66.7%) do not effectively use the electronic resources available in the library to meet their information needs, as noted by fewer respondents about 27 (55.6 %) …
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Novel data-driven analysis methods for real-time fMRI and simultaneous EEG-fMRI neuroimaging
… information (constrained ICA, fastICA, jade-opac and evd), with their corresponding parameter choices. Both spatial and temporal priors are found to almost double the similarity to the target at not computation costs for the constrained ICA method. Experiment 3: the results and the suggested …
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Teaching and learning of information literacy in institutions of higher learning in KwaZulu-Natal province and Malawi
… that they had the ability to so by using the OPAC. It was established that Information Literacy equipped students with information handling skills such as correctly writing citations and references. The majority of the respondents that had not received formal information literacy training …
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