Book Review: Using Subject Headings for Online Retrieval: Theory, Practice, and Potential; Enhancing a New Design for Subject Access to Online Catalogs; and Testing a New Design for Subject Access to Online Catalogs
نویسندگان
چکیده
منابع مشابه
Subject access in online catalogs: A design model
A model based on strikingly different philosophical as. sumptions from those currently popular is proposed for the design of online subject catalog access. Three design principles are presented and discussed: uncertainty (subject indexing is indeterminate and probabilis-tic beyond a certain point), variety (by Ashby's law of requisite variety, variety of searcher query must equal variety of doc...
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No wonder you activities are, reading will be always needed. It is not only to fulfil the duties that you need to finish in deadline time. Reading will encourage your mind and thoughts. Of course, reading will greatly develop your experiences about everything. Reading patron access issues for online catalogs is also a way as one of the collective books that gives many advantages. The advantages...
متن کاملSubject Searching in Online Catalogs: Metaknowledge Used by Experienced Searchers
This paper begins to identify and characterize the knowledge used by experienced librarians while searching for subject information in online catalogs. Ten experienced librarians performed the same set of six subject searches in an online catalog. Investigated was the knowledge used to solve retrieval problems. This knowledge represents expertise in the use of the catalog. Data were collected t...
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هدف اصلی از این تحقیق به دست آوردن و مقایسه حق بیمه باورمندی در مدل های شمارشی گزارش نشده برای داده های طولی می باشد. در این تحقیق حق بیمه های پبش گویی بر اساس توابع ضرر مربع خطا و نمایی محاسبه شده و با هم مقایسه می شود. تمایل به گرفتن پاداش و جایزه یکی از دلایل مهم برای گزارش ندادن تصادفات می باشد و افراد برای استفاده از تخفیف اغلب از گزارش تصادفات با هزینه پائین خودداری می کنند، در این تحقیق ...
15 صفحه اولa framework for identifying and prioritizing factors affecting customers’ online shopping behavior in iran
the purpose of this study is identifying effective factors which make customers shop online in iran and investigating the importance of discovered factors in online customers’ decision. in the identifying phase, to discover the factors affecting online shopping behavior of customers in iran, the derived reference model summarizing antecedents of online shopping proposed by change et al. was us...
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ژورنال
عنوان ژورنال: Library Resources & Technical Services
سال: 1997
ISSN: 0024-2527,2159-9610
DOI: 10.5860/lrts.41n1.60