A Conceptual Model for a Feature-Based Virtual Network

Nowadays, virtual community is one of the fastest developing phenomenon in the cyberspace, more and more Internet users participate communities to find information, entertainment, even for psychological and social needs. The interactivity among the…

The databases of contemporary CAD systems cannot be used to drive most CAE and CAM systems in an automated manner since CAD systems do not produce a complete product definition. The information that is supported is in the form of low-level details,…

A conceptual model for Bulgarian Virtual University (BVU) is developed, and a practical organization of BVU is discussed and suggested. The conceptual model is depicted in the form of a UML class diagram. The paper offers a short description of how…

As a trend toward virtual organizations (VOs) emerges in the era of electronic commerce, an understanding of knowledge processing is essential to sustain performance. Active learning is the key to achieving flexibility in a VO; however, few studies…

Virtual Markets on the Information Superhighway (VMIS) have provided and will provide new areas of opportunities for retailers, producers, and consumers. The building of such global VMISs, raises important issues of marketing, management, and…

Symmetry detection is important for many biological visual systems, including those of mammals, insects and birds. We constructed a symmetry-detection algorithm with two stages: location of the visually salient features of the image, then evaluating…

Utilizing learning features by many fields like education, artificial intelligence, and multi-agent systems, leads to generation of various definitions for this concept. In this article, these fields significant definitions for learning will be…

Effective conservation planning requires, considering all the complicated biological, social and economic factors which impinge on the ecological integrity of a site, and then focusing inevitably limited conservation resources on those times, places…

This paper proposes a model of interaction in virtual environments which we term the immersion, presence, performance (IPP) model. This model is based on previous models of immersion and presence proposed by Barfield and colleagues and Slater and…

This paper introduces a conceptual framework for research on citizen science, a form of collaboration involving scien- tists and volunteers in scientific research. Designing CSCW systems to support this type of scientific collaboration re- quires…