Two Level Hypermedia An Improved Architecture for Hypertext.
Peter Bruza, Theo P. van der Weide · 1990
In this article we present the Two Level Hypermedia architecture. Both levels of this architecture are detailed in the framework of a conceptual model of hypermedia. A central aspect of this model is the notion of a view. The concept of a hyperindex is introduced, which is a novel approach to organizing indexing information relevant for hypermedia. In conjunction with the hyperindex, the notion of Query by Navigation (QBN) is introduced. 1 Introduction Hypermedia is becoming more and more popular as a structure that enables user-friendly access to large amounts of information. The term hypermedia is used in order to stress the fact that data types other than text may be involved. Hypertext refers to text-only hypermedia. a This work has been partially supported by the ESPRIT project APPED (2499). 1 There are however some problems. One of the most important problems is what is usually referred to as being lost in hyperspace [SK89]. This problem can be introduced by the analogy of ...