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Technologies associated with the second-generation of the WorldWide Web enable virtually anyone to share their data, documents, observations, and opinions on the Internet. In less than three years, mapping platforms such as Google Maps have sparked an exponential growth in user-generated geographically referenced content. However, the " serious "(More)
Urban and, regional planning are highly complex processes, where many actors petiorm a variety of tasks and interactions. " Collaborative Spatial Decision hkking " is the keyword charactensing the main f~ of Wban and regional planning q Colktboration of several planners and other actors is essential throughout the planning process. q Representations of(More)
Commonly used GIS combination operators such as Boolean conjunction/disjunction and weighted linear combination can be generalized to the ordered weighted averaging (OWA) family of operators. This multi-criteria evaluation method allows decision-makers to define a decision strategy on a continuum between pessimistic and optimistic strategies. Recently , OWA(More)
In their contributions, participants of spatial planning discussions refer to geographic objects. In this paper, an explicit linkage between online maps and arguments is proposed for being used in a WorldWide Web-based support systems for Collaborative Spatial Decision-Making CSDM. The representation and storage of geo-referenced arguments in Argumentation(More)
SUMMARY Collaborative decision-making usually entails argumentation – the exchange of personal views on certain topics, in particular using logical reasoning. Argumentation is often structured into discussions with contributions by individual participants responding to each other. In spatial decision situations, most discussion contributions will contain(More)
This paper gives an overview of Internet Mapping and discusses its use for Geographical Mediation. Internet Mapping summarizes a variety of tools, ranging from geodata and map servers up to online Geographic Information Systems (GIS). First, a classification is proposed, according to the services offered and to the techniques used. Then, the requirements of(More)
We have previously introduced the idea of compensatory decision support on mobile devices as going beyond querying and filtering offered by many location-based services (LBS) today. Our Hotel Finder application uses multi-criteria decision-making methods to provide targeted suggestions for selecting facilities that best address the users' personal(More)