Recommender systems provide valuable support for users who are searching for products and services in e-commerce environments. Research in the field long focused on algorithms supporting the recommendation of quality & taste products such as news, books, or movies. Nowadays, the scope of those systems is extended to complex product domains such as financial services or electronic consumer goods...

System Dynamics gehört heutzutage zu den bekanntesten Simulationstech-niken und eignet sich insbesondere für die Ableitung langfristig wirksamer Entschei-dungsregeln. Im Forschungsprojekt SimProgno wird diese Simulationstechnik für die simulative Prognose von Fragestellungen im E-Commerce eingesetzt. Ziel des Projek-tes ist die Entwicklung eines Integrations-Frameworks für die Konstruktion komp...

Consider a person who needs to assess a large amount of information. For instance, think of a teacher of a massive open online course with thousands of enrolled students, or a senior program committee member in a large conference who needs to decide what are the final marks of reviewed papers, or a buyer in an e-commerce scenario who needs to build up her opinion about products. When assessing ...

As part of e-Science work being undertaken on several projects at the University of Portsmouth and Daresbury Laboratory, we are investigating and developing advanced Grid portals using a range of emerging portlet-based technologies and services. The OGSA Testbed project, led by the University of Portsmouth, has enabled us to evaluate the use technologies such as GT3, OGSA-DAI, and eventually WS...

The word “E” transformed everything is this world, as well as the whole globe itself. To a great extend this helps for eco friendly green world. In educational field, electronic medium has played a major role. It influenced and changed almost every component of it to electronic medium like e-book, online courses, etc. Throughout the world, leading universities are offering online courses volunt...

The e-business arena is highly dynamic and characterised by continual evolution in technology, marketing concepts and effective business approaches. Business-to-business electronic commerce in particular is evolving, especially in relation to virtual supply chain management and electronic marketplaces. This paper uses a "content analysis" approach with over sixty articles being analysed. There ...

Inspired by the OSS values, an increasing number of different forms of open initiatives have come to the fore. In the context of eGovernment the notion of open government has met wide acceptance among nations and became closely related to one of its goals. Open government shares with OSS the notions of collaboration, participation and transparency and many actions towards OSS into eGovernment r...

Recommender systems are a vital tool that helps us to overcome the information overload problem. They are being used by most e-commerce web sites and attract the interest of a broad scientific community. A recommender system uses data on users’ past preferences to choose new items that might be appreciated by a given individual user. While many approaches to recommendation exist, the approach b...

Co-creation and open innovation is changing the context for virtual work and the role of culture in boundary spanning. Organizations that are opening up to embrace a more open way of innovating often meet heterogeneous stakeholders. Culture in IS research is often analyzed on an organizational level, however, boundary spanning in innovation work calls for theorizing culture on several levels. T...

Our understanding of the e-society should incorporate the case of at-home teleworking because of its implications for the use of ubiquitous ICTs in the home environment, work relations and gender issues. Rhetoric surrounding the benefits of telework impinge on promises of increased freedom, reduced burden, and ‘flexibility’ from an employees perspective. In order to establish the validity of su...