The inverted index is the main data structure used by all the major search engines. Search engines build an inverted index on their collection to speed up query processing. As the size of the web grows, the length of the inverted list structures, which can easily grow to hundreds of MBs or even GBs for common terms (roughly linear in the size of…

This paper describes a procedure to manage connotations, so that they may be identified in the document databases of television channels. The system is based on Ranganathan's facets, as this is the best tool to describe actions--i.e. the units analysed in television--which enable the identification of the connoted information by introducing or…

This article attempts to offer an overview of the current changes that are being experienced in the management of audio-visual documentation and those that can be forecast in the future as a result of the migration from analogue to digital information. For this purpose the documentary chain will be used as a basis to analyse individually the tasks…

In this article, the author explains how librarians can ensure that their Web site visitors find the information they need. The pros and cons of four options used to help people find information on a Web site are explored. These options are: (1) redesigning the site; (2) creating drop-down, second-level menus for second-level pages; (3) adding a…

Reviews intelligent software agents and their relevance to networked information, particularly concerning future patterns of information gathering in research and education. Discussion of Internet information includes differing interfaces, the need for indexing, and map-making and information overload. Additional highlights include characteristics…

Library classification at the Croatian library school of the Department of Information Sciences, University of Zagreb (Croatia) has an important place in the department's curriculum. This is due to the fact that classification is the most important indexing language in Croatian libraries and documentation centers and services, and its role has not…

Describes a project that examined textual information available on the Internet and potential means of providing access to this information. Highlights include an overview of Internet resources, a profile of a document sample, description of FTP (File Transfer Protocol) sites, and an automated method of categorizing files. (MES)

Discusses indexing and access to digital resources, especially on the Internet. Topics include subject searching versus indexing; multiple terms of access; folk classification; basic level terms; folk access; Bradford's Law; Zipfian distributions; vocabulary scalability; the Resnikoff-Dolby 30:1 Rule; domain-specific indexing; and implications for…

Discusses detailed classification systems, sophisticated alphabetical indexing systems and reasons for the abandonment of complex indexing systems. The suggested structure for indexing the Internet or other large electronic collections of documents is based on that of book indexes: specific headings with coined modifications. (Author/AEF)

The interest in graphic information has increased explosively and is explored through various communication networks like the Internet and the audiovisual media. Art libraries, museums, cultural centers, and art foundations manage and store a lot of images in several departments and in print and digital formats. This paper discusses the cataloging…

This paper addresses bibliographic services in the 21st century. The paper begins by reviewing achievements of the past 30 years, including Universal Bibliographic Control (UBC), MARC, International Standard Bibliographic Description (ISBD), and the Anglo-American Cataloguing Rules, 2nd edition (AACR2). The cataloging of electronic resources is…

Describes an experimental system designed to organize and provide access to Web documents using a faceted pre-coordinate indexing system based on the Deep Structure Indexing System (DSIS) derived from POPSI (Postulate based Permuted Subject Indexing) of Bhattacharyya, and the facet analysis and chain indexing system of Ranganathan. (AEF)

Abstracts and descriptions of SIG-sponsored sessions include: economics of Web connections, cross-language applications, K-12 digital libraries, research and career development, modeling research, ethics, global partnerships, indexing and classification, subject analysis research, intellectual property debates, information visualization, and…

This paper discusses problems and opportunities, presented by the information explosion and the growth of the Internet, for libraries to apply and augment traditional methods of cataloging. The first section provides an overview of how the process of cataloging evolved, including the development of the Anglo-American Cataloging Rules (AACR),…

Historically, bibliographical classification and indexing systems have concentrated on textually-based materials. More recently, archives and libraries have realized a pressing need to provide access to visual documents. An institution like the Ohio Historical Society must consider many different tools of access to achieve this goal. The growth of…