While functions and relations are important concepts in the teaching of mathematics, research suggests that many students lack an understanding and appreciation of these concepts. The present paper discusses an approach for teaching functions and relations that draws on the use of illustrations from database management. This approach has the…

In an effort to improve the ways in which words are learned, the Johnson O'Connor Research Foundation (JOCRF) is attempting to determine the difficulty level of all non-technical words in the English language. This item banking project entails: (1) identifying words that should be calibrated; (2) writing a test item for each word; (3) testing the…

This document addresses the recommendation contained in the 1989 California Strategic Plan for Adult Education for an integrated adult education data system. The recommendation proposes collecting and organizing community adult education information into groups of data on: program services, program delivery, learner characteristics, and learning…

This description of the development of the Education Resources Information Center (ERIC) compact disc by two companies, SilverPlatter and ORI, Inc., provides background information on ERIC and the ERIC database, discusses reasons for choosing to put the ERIC database on compact discs, and describes the formulation of an ERIC CD-ROM team as part of…

Several studies were conducted in 1987 by the Multilevel Evaluation Systems Project, which focuses on developing a model for a multi-purpose, multi-user evaluation system to facilitate educational decision making and evaluation. The project model emphasizes on-going integrated assessment of individuals, classes, and programs using a variety of…

Highlights the unique characteristics of NEXIS, a full-text database of newspaper, wire-service, magazine and newsletter stories, and discusses its structure, educational versus commercial rates, the old versus new price structure, and search tips. An addendum describes changes through October 1985 and detailed appendices are included. (Author/EM)

Describes a survey of 39 database publishers concerning their policies for downloading, i.e., capture of information into machine-readable format from proprietary databases. Discussion covers fair use principle, long-term storage and reuse, policy enforcement, and per record payment principle. Database publishers surveyed profile of survey…

Examines novel computer filing systems which have particular application to office information storage and retrieval requirements. A variety of filing systems and their major characteristics are reviewed, ranging from network-based file servers to digital image storage and retrieval systems. Desirable characteristics of a modern electronic office…

TimeMap is a unique integration of database management, metadata and interactive maps, designed to contextualise and deliver cultural data through maps. TimeMap extends conventional maps with the time dimension, creating and animating maps "on-the-fly"; delivers them as a kiosk application or embedded in Web pages; links flexibly to…

This book provides guidelines for evaluating a variety of database types, including abstracting and indexing, directory, full-text, and page-image databases available in online and/or CD-ROM formats. The book discusses the purpose and techniques of comparing and evaluating the most important characteristics of textual databases, such as their…

This paper addresses the problem of data management techniques for efficiently retrieving requested subsets of large data sets from mass storage devices. Describes the development of algorithms and software that facilitate the partitioning of a large data set into multiple "clusters" that reflect their expected access. (Author/JKP)

Provides a list of recent publications that review text management software which runs on IBM PCs and compatibles. Software functions covered include online searching of databases; information storage and retrieval; word processing; and computer-assisted instruction for retrieving online information. (LRW)

Discusses important factors to consider before deciding on hardware or software to use in building qualitative databases. Examines using the computer to store and retrieve text, store and retrieve graphics, analyze text, analyze graphic materials, distribute data stored on one machine to others, allow researchers access to data from remote sites,…

We propose a novel data distribution framework for developing a large Web-based course forum system. In the distributed architectural design, each forum server is fully equipped with the ability to support some course forums independently. The forum servers collaborating with each other constitute the whole forum system. Therefore, the workload of…

Considering the popularity of the Internet, an automatic interactive feedback system for Elearning websites is becoming increasingly desirable. However, computers still have problems understanding natural languages, especially the Chinese language, firstly because the Chinese language has no space to segment lexical entries (its segmentation…