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As sensor networks are being increasingly deployed in decision-making infrastructures such as battlefield monitoring systems and SCADA (Supervisory Control And Data Acquisition) systems, making decision makers aware of the trustworthiness of the collected data is a crucial. To address this problem, the authors propose a systematic method for assessing the trustworthiness of data items. Their approach uses the data provenance as well as their values in computing trust scores, that is, quantitative measures of trustworthiness.
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