Download E-Commerce and Web Technologies: 10th International by Edith Elkind (auth.), Tommaso Di Noia, Francesco Buccafurri PDF

By Edith Elkind (auth.), Tommaso Di Noia, Francesco Buccafurri (eds.)

This e-book constitutes the refereed court cases of the tenth foreign convention on digital trade and internet applied sciences, EC-Web 2009, held in Linz, Austria, in September, 2009 together with Dexa 2009.

The 31 revised complete papers awarded including 2 invited papers have been rigorously reviewed and chosen from 61submissions. The papers are geared up in 9 topical periods on e-payments and belief, area wisdom and metadata exploitation, layout and modelling of company and allotted structures, digital trade and net 3.0, collaboration-based ways, recommender structures modelling, attractiveness and fraud detection, recommender structures and the social net, and recommender platforms in action.

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Semantic annotations describing products and good features are compressed and properly stored in RFID tags. Semantic-enhanced versions of both RFID and Bluetooth standards are so exploited to enable an infrastructure-less interaction between buyer and seller wireless negotiation agents. Hence, seller configurations are proposed based on concrete product availability and the buyer can interrogate it from everywhere aided by an intuitive GUI. Non standard inference services and utility theory have been exploited in the negotiation process to reach a suitable agreement.

This tedious and complicated task requires the group members previously agree on the way their particular preferences will be gathered together into a single group profile. In order to overcome this shortcoming, some RS take into account the interests and tastes of the group as a whole. The first task of this type of systems is to identify the individual preferences and then find a compromise that is accepted by all the group members. This is the crucial point in a group RS because how individual preferences are managed to come up with group preferences will determine the success of the recommendation.

In contrast, our approach uses three different mechanisms: aggregation, intersection and incremental intersection. Another distinguish characteristic is that e-Tourism, instead of making recommendations that directly match the group preferences (likes), it applies a more sophisticated technique: a hybrid recommendation technique that combines demographic, content-based recommendation and preference-based filtering. 7 Conclusions and Further Work e-Tourism is a web-based service to make recommendations about personalized tourist tours in the city of Valencia (Spain) for a group of users.

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