This paper presents a system that makes it a simple task to create Web pages that provide explanations based on images or diagrams. The result approaches the dynamic presentations teachers are used to doing with the help of a blackboard or overhead project system. This naturally leads to the question of what constitutes a good explanation. The…

This paper proposes an adaptive hypermedia educational system using XML technologies, such as XML, XSL, XSLT, and XLink. Adaptive systems are capable of altering the presentation of the content of the hypermedia on the basis of a dynamic understanding of the individual user. The user profile can be collected in a user model, while the knowledge…

At the center of hypertext is the link, an active connection from part of one document to another document (or part of that document). In the early days of the World Wide Web, it was easy for readers to identify the links on the page: the unvisited links appeared in blue and underlined, the visited links appeared in red or purple and underlined.…

This book is a reference guide to more than 100 Internet books. The book is divided into six chapters covering: (1) general Internet books; (2) books for educators and librarians; (3) books for parents, children, and students; (4) books for use in curriculum development; (5) juvenile fiction; and (6) books for web page design and creation. Within…

This paper is focused on a central aspect in the design of a planned digital library for human movement, i.e. on the aspect of representation and recognition of human activity from video data. The method of representation is important since it has a major impact on the design of all the other building blocks of the system such as the user…

Law is grounded in the past, in the decisions and reasoning of generations of lawyers, judges, juries, and professors. Ready access to this history is vital to solid legal research, and yet, until 2000, much of it was buried in vast collections of aging paper journals. HeinOnline is a new online archive of law journals. Development of HeinOnline…

As more information resources become accessible using computers, the digital interfaces to those resources need to be appropriate for all people. However, when it comes to digital libraries, the interfaces have typically been designed for older children or adults. The researchers have begun to develop a digital library interface that is…

Describes the security issues Bluestem, a Web authentication and access control system under development at the University of Illinois at Urbana-Champaign, is designed to resolve. Provides an overview of how Bluestem works and details how Bluestem is currently being used to control end-user access to bibliographic resources licensed by the…

Classifies sites on the World Wide Web according to purpose. Examines what metaphorical design has to offer Web site designers and details how principles of metaphorical design were applied to create a university Web site. Discusses technological limitations that influence design decisions and when metaphorical design might not suit a Web site.…

Compares six leading Web search engines (AltaVista, Excite, HotBot, Infoseek, Lycos, and Northern Light), looking at the breadth of their coverage, accuracy, and ease of use, and finds a clear favorite of the six. Includes tips that can improve search results. (AEF)

Describes graphical elements--backgrounds, buttons, rules, and enhancements like drop shadows--that can transform Web pages without significantly increasing download time. Used thoughtfully and consistently, such graphical elements can create a unique style that serves as a personal Web page trademark. (AEF)

Clifford A. Lynch, developer of MELVYL and former director of library automation at the University of California, is now executive director for the Coalition for Networked Information (CNI). This interview discusses Lynch's background, MELVYL, the Web and the role of libraries and librarians, community and collaborative filtering, the library of…

Discusses some of the theory underlying visual access tools for special collections, introduces a specific World Wide Web application using the technology, and indicates some of the potential of the tool for visual access to images as well as text documents. Appendices include texts of courses used for proximity calculations as well as NASA…

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)

Outlines where expert systems can be most effectively used, what types of applications are best for building expert systems, and how to put expert system applications on the World Wide Web. Illustrates how decision-making knowledge and logic can be made available on the Web, and includes examples of computer screens. (Author/LRW)