摘要

Because multi-source service-aware evidence with uncertainty is dynamic and changing randomly, in order to ensure the QoS of different mobile application fields based on Web, we modified the fusion method of evidence for making decision, which has improved the classical fusion rule of Evidence Theory when being used in the pervasive computing paradigm. We call it EDS. After extending the approach, we overcome the drawbacks of classical Evidence Theory. All these suggested technologies have been successfully used in our service-aware computing projects. We compare EDS with relative approaches, such as classical D-S method. By our comparisons, the efficiency of our researches has been shown by our many applications.

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