In a semantic Web portal, contents are described and organized based on domain ontologies, and are usually extracted from traditional portals. However, with the increasing amount of information generated each day on the Web, updating semantic portals still represents a major challenge, since this task lacks mechanisms to extract and integrate information dynamically. This paper proposes a strat...

During these last years, the use of the web technologies in the enterprises becomes an essential factor to define a new business model. Among these technologies, web services and enterprise portals have gathered to integrate existing heterogeneous systems such as e-commerce, eservices hub and e-learning. However, the design and the modeling of the portals, on the one hand, and their integration...

Customer-facing information systems have received very little research attention, especially in the context of healthcare. As hospitals begin to provide healthcare consumers with online patient portals to view and manage personal health records and diagnostic results, little is known about whether or not the ‘dominant paradigm’ (Fichman 2004) of diffusion of innovations theory is sufficient for...

Four focus groups were held with young Web users (10 to 13 years of age) to explore design criteria for Web portals. The focus group participants commented upon four existing portals designed with young users in mind: Ask Jeeves for Kids, KidsClick, Lycos Zone, and Yahooligans! This article reports their first impressions on using these portals, their likes and dislikes, and their suggestions f...

Many Governments are using funding initiatives to encourage businesses, particularly small businesses to adopt e-commerce technology. One currently popular approach in Australia, has been to fund internet portal developments with a specific community or business focus. The success of such portals however, as with many Web developments has been mixed. This paper reports on the establishment of a...

Many informational web search queries seek information about named entities residing in structured databases. The information about entities that a user is seeking could be available from the structured database, or from other web pages. For example, consider an informational query such as [lowlight digital cameras]. A large structured database consisting of products may contain several product...

Lehr-Lern-Portale können eingesetzt werden, um Lernende durch das Bereitstellen von relevanten Informationen an einem zentralen Ort sinnvoll zu unterstützen. Es stellt sich jedoch schnell die Frage, wie der intuitiv erwartete Mehrwert bezüglich des Nutzens eines solchen Portals objektiv gemessen werden kann? Ansätze zur Qualitätsbewertung von Software fokussieren sich häufig auf einzelne Teilas...

A simple definition of a portal describes it simply as a gateway, and a Web portal as a gateway to a corporate intranet or to the Internet. In this paper we will compare a number of differing views of what constitutes a portal, and offer a definition of our own. There are also several different categorisations used to describe the various types of portal. In this paper we begin with one that co...

Grid portals are the most popular means for delivering user interfaces to Grids. Grid portals build upon the familiar Web portal model to offer virtual communities of users a single point of access to computational resources. The GridSphere Portal Framework is a Portlet JSR compliant portlet container that offers a set of base classes and tools for developing Web applications. The Grid Portlets...

The current conventional portals for hip arthroscopic surgery are the anterior, anterolateral, and posterolateral portals. For lesions in the medial anteroinferior or posteroinferior portion of the hip, these portals provide insufficient access to the lesion and consequently lead to incomplete treatment. Thus, in such a situation, a medial portal approach might be helpful. However, operators ha...