Discusses traditional information retrieval through indexing terms and describes a document storage and retrieval system based on structured information, where the SGML document is transformed into Grove (Graph Representation of Property Values) and stored at an element level by an object-oriented database management system. Also discusses query…

This study proposes a probabilistic model for automatically extracting English noun phrases for indexing or information retrieval. The technique is based on a Markov model, whose initial parameters are estimated by a phrase lookup program with a phrase dictionary, then optimized by a set of maximum entropy parameters. (Author/LRW)

Describes Web survey methodologies used to study the content of the Web, and discusses search engines and the concept of crawling the Web. Highlights include Web page selection methodologies; obstacles to reliable automatic indexing of Web sites; publicly indexable pages; crawling parameters; and tests for file duplication. (Contains 62…

Explores the need for analytical indexes to access Internet resources. Considers bibliographic control, Web site design, keyword search engines, hierarchical subject indexes, and special indexes and compilations of links, and concludes that the creation of small, focused indexes may be the best solution for accessing specific types of digital…

Compares the indexing structure of icons with principles used for traditional indexing. A sample of 15 library homepages was drawn from the total population of the United States library homepages. Semiotics theory was used to study the icons. Analysis and results are outlined. (AEF)

Describes an alternative method for indexing images in an image database. The method consists of manually indexing a selected reference image, and then using retrieval by graphical content to automatically transfer the manually assigned index terms from the reference image to the images to be indexed. (AEF)

Since it is largely the concepts related to works of art that interest art historians, it is these concepts that need to be reflected in indexing terminology. As these concepts have changed over time, a sizeable verbal infrastructure is needed to support the indexing of large image databases to achieve maximum use by art historians. (Author/AEF)

Discusses relationships between the frequency-based characteristics of neighboring terms in natural language and the rank or frequency of the terms. Topics include information theory measures, including expected mutual information measure (EMIM); entropy and rank; Luhn's model of term aboutness; Zipf's law; and implications for indexing and…

Although fiction plays a prominent role in the interdisciplinary field of medical humanities (MH), it is physically and intellectually isolated from non-fiction in academic health sciences libraries. Using the Literature, Arts, and Medicine Database (LAMD) as a tool for selection and subject analysis, we suggest a method of integrating fiction…

A recent focus in web based learning systems has been the development of reusable learning materials that can be delivered as personalized courses depending of a number of factors such as the user's background, his/her learning preferences, current knowledge based on previous assessments, or previous browsing patterns. The student is often…

A meeting was held to explore critical issues and problems related to subject access to online bibliographic records of monographic literature. The 23 researchers, practitioners, and policymakers who attended represented national and research libraries, bibliographic utilities, database vendors, library schools, indexing and abstracting services,…

An access method for bibliographic records that combines features of the search key approach and the inverted file approach. Permits extension of search key technique to large files. (Author/LS)

This operating manual was constructed for the first version of the experimental database system SOUCIT, a qualified citation index for educational technology designed by the Computer Services Unit of Robert Gordon's Institute of Technology (RGIT) in association with the Scottish Education Department. The database comprises 45 references generated…

This directory lists information brokers, freelance librarians, independent information specialists, public and institutional libraries that offer information services, and information service companies in 29 states, the District of Columbia, and three Canadian provinces. Arranged alphabetically by state and then by broker/company name, the…

This examination of abstracting-indexing services for the field of history focuses on Historical Abstracts (HA) and America--History and Life (AHL), and their relationship to the American Bibliographical Center's Subject Profile Index (ABC-SPIndex). The history, scope, selection criteria, and classification arrangements of the two databases are…