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Mobile marketing offers direct communication with consumers, anytime and anyplace. This paper reviews mobile marketing and then investigates the most successful form of mobile communication, short message services (SMS), via a quantitative content analysis of the Fortune Global 500 Web sites and qualitative interviews with European experts. The content(More)
Mobile marketing, also known as wireless marketing, promises vast opportunities. Still in an experimental phase, businesses have little experience using this new marketing tool. Mobile services offer companies powerful marketing potential via direct communication with consumers, anytime and anywhere, but little research on this subject exists. This paper(More)
Document Summary) An approach that automatically classifies and evaluates publicly accessible World Wide Web sites is described. The suggested methodology is equally valuable for analyzing content and hypertext structures of commercial, educational and nonprofit organizations. A research methodology is outlined for model building and validation and the most(More)
This paper describes a system to semi-automatically extend and refine ontologies by mining textual data from the Web sites of international online media. Expanding a seed ontology creates a semantic network through co-occurrence analysis, trigger phrase analysis, and disambiguation based on the WordNet lexical dictionary. Spreading activation then processes(More)
Although the field has led to promising early results, the use of crowdsourcing as an integral part of science projects is still regarded with skepticism by some, largely due to a lack of awareness of the opportunities and implications of utilizing these new techniques. We address this lack of awareness, firstly by highlighting the positive impacts that(More)
Web information systems hold great potential to streamline and improve business-to-business-transactions. However, not all Web technologies are equally suited to support the different business processes throughout their distinct phases. In this paper, we outline a framework to improve the conceptual design of Web-based information systems to support(More)
Although ontologies are central to the Semantic Web, current ontology learning methods primarily make use of a single evidence source and are agnostic in their internal representations to the evolution of ontology knowledge. This article presents a continuous ontology learning framework that overcomes these shortcomings by integrating evidence from(More)
Visual techniques provide an intuitive way of making sense of the large amounts of microposts available from social media sources, particularly in the case of emerging topics of interest to a global audience, which often raise controversy among key stakeholders. Micropost streams are context-dependent and highly dynamic in nature. We describe a visual(More)