As individuals become more and more comfortable mediating all kinds of situations online and through various technologies, their virtual selves increasingly overlap their "real" lives. Posting a "happy birthday!" message on Facebook is as automatic as dropping a card in the mail. E-mailing relevant links to co-workers happens as naturally as…

A comparative evaluation of two computerized reference retrieval systems, INSTRUCT (a statistically-based system) and PLEXUS (a knowledge-based system) examined their retrieval effectiveness for a set of 19 queries and 512 documents on gardening. Best results were obtained by using terms suggested by PLEXUS as the basis for an INSTRUCT search. (36…

Examines online and printed equivalents of selected government documents indexes to compare the recall, precision, overlap, and cost effectiveness of online and manual searching. Indexes studied were the Monthly Catalog, CIS (Congressional Information Service) Index, and Government Reports Announcements and Index. (CLB)

Examines use of online access to bibliographic files in library reference service, focusing on two systems: OCLC and Research Libraries Information Network (RLIN). The development and current status of each system, differences between systems, search examples, user expectations, and advantages of online access are noted. Twenty references are…

Reports the results of a study which examined costs and search results for 20 searchers conducted on both BRS After Dark and Knowledge Index. Various features of the two retrieval systems are reviewed, and advantages and disadvantages of each system are summarized. Data are presented in one table and several graphs. (24 references) (MES)

Describes an experiment that compared the performance of online and print tools in answering two types of ready reference questions: conceptual questions (requests for citations) and factual questions. The results show that online tools perform best for conceptual questions, but simple factual questions can be answered more quickly using print…

Ten online databases were evaluated for their scope, extent of coverage, timeliness, degree of relevance, and overlap using queries dealing with welfare and corrective services. Ten tables of statistical information are included. (JJD)

Compares the relative costs of online and offline printing of retrieved citations in bibliographic searching. A formula for cost comparison is presented, and some of the advantages of high-speed (120 characters per second) output devices are outlined. (JL)

This report by the BRS (Bibliographic Retrieval Services) Committee, which was formed to identify costs and benefits of joining BRS, provides a summary of anticipated use of the BRS system and projected savings, and recommendations to the library on joining BRS. The majority of the report comprises seven appendices: (1) a comparison of search…

This study, which was conducted at the University of Quebec over a period of six months, focuses on four systems for online information retrieval that are available to users at the university and provide access to some of the same databases: BRS (Bibliographic Retrieval Services Inc.), CAN/OLE (Canadian On-Line Inquiry), Lockheed DIALOG, and…

Description of end user online searching at University of Ottawa highlights user survey, establishment of after-hours end user search service, costs, regulations, training librarians, publicity, implications, comparison of online searching by end users and trained intermediaries, presearch counseling, and librarians' perceptions of end users.…

Compares traditional cataloging to Web-based. Discusses intellectual-access issues as they apply to reference services today, and outlines deficiencies in traditional cataloging, and corresponding attributes of Web-based intellectual access. Notes ways that catalogers and public-service librarians can address these issues. (Author/AEF)

Discusses results of a survey of LIS (library and information science) educators who specialized in reference services or online retrieval to understand how teachers have prepared students to deal with online and CD-ROM resources. Results are compared to those from earlier studies, and a copy of the survey is appended. (Author/LRW)