While geographic search filters exist, few of them are validated and there are currently none that focus on Germany. We aimed to develop and validate a highly sensitive geographic search filter for MEDLINE (PubMed) that identifies studies about Germany. First, using the relative recall method, we created a gold standard set of studies about…

PubMed® is an on-line literature database hosted by the U.S. National Library of Medicine. Containing over 21 million citations for biomedical literature--both abstracts and full text--in the areas of the life sciences, behavioral studies, chemistry, and bioengineering, PubMed® represents an important tool for researchers. PubMed® searches return…

Purpose: Linking Open Data (LOD) provides a vast amount of well structured semantic information, but many inconsistencies may occur, especially if the data are generated with the help of automated methods. Data cleansing approaches enable detection of inconsistencies and overhauling of affected data sets, but they are difficult to apply…

The purpose of this study was to evaluate the credibility and timeliness of online business databases. The areas of evaluation were the currency, reliability, and extent of financial information in the databases. These were measured by performing an online search for financial information on five U.S. companies. The method of selection for the…

Presents guidelines for effective online searching developed over the last 20 years. Areas covered by the guidelines include preplanning, database selection, cost-effective search techniques, searching for names, awareness of differences between databases and systems, matching search strategies to databases, postsearch routines, and the…

Describes ERA (Electronic Redistribution and Archiving), a new service on Dialog, that provides both users and database producers with a legal means of registering multiple, systematic use of copyrighted material. Costs and pricing are explained; inclusion of copyright notices on database records is discussed; and compliance is considered. (LRW)

This booklet is an instruction manual for those using the FOCUS database, an information source on dropout prevention of the National Dropout Prevention Center. An introduction lists the FOCUS files, which include Program Profiles, Calendar of Events, Resource Materials Library, Organizations, and Consultants and Speakers. Also given is the…

Describes characteristics of hypertext, how it is currently being used, and discusses possible uses of hypertext in conjunction with online databases. An online medical textbook developed by BRS and Columbia Presbyterian Medical Center is described, links between databases are discussed, and future systems are suggested. (10 references) (LRW)

Reports on the creation of a prototype, Web-based expert system that helps users better navigate library databases at the University of Illinois at Urbana-Champaign. Discusses concerns that gave rise to the project. Summarizes previous work/research and common approaches in academic libraries today. Describes plans for testing the prototype,…

Argues that the selection of a database is a significant factor in the success and cost effectiveness of an online search, and provides guidelines for determining whether the content of a database is relevant for a particular search and whether the database is accessible, affordable, and suitable for the search. (LAE)

Full-text databases allow Central Missouri State University's clients to access some of the serials that libraries have had to cancel due to escalating subscription costs; EbscoHost, the subject of this study, is one such database. The database is available free to all Missouri residents. A survey was designed consisting of 21 questions intended…

The first of three articles reports the effectiveness of a feature-matching approach to computer retrieval of graphic information. The second discusses the use of multivariate techniques to measure perceived complexity of database searching by users. The third explores the limitations of user consultation in database design. (Author/CLB)

Describes the methodology and results of the log analysis for the Alcohol Studies Database (ASDB), a domain-specific database supported by the Center of Alcohol Studies at Rutgers University Libraries. The objectives were to better understand user search behavior, to analyze failure rates, and to develop approaches for improving the user…