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In medicine, diagnostic reasoning refers to the approaches used by physicians with the aim of achieving a medical diagnosis concerning a given patient. This paper presents a new approach of medical decision support systems. The proposed approach is based on the use of possibility theory as a global framework, including knowledge representation (as a possibilistic pair of measures: Necessity, Possibility);...
Clinical assessment of venous thrombosis (VT) is essential to evaluate the risk of size increase or embolism. Analyses like echogenecity and echostructure characterization, examine ancillary evidence to improve diagnosis. However, such analyses are inherently uncertain and operator dependent, adding enormous complexity to the task of indexing diagnosed images for medical practice support, by retrieving...
Since 1980, many hospital information systems (HIS) came into being. These HIS are at the origin of the storage of huge medical data. Data mining is a domain which presents the most powerful tools for the extraction of knowledge and for structuring them. The first intelligent systems or assistance systems for medical diagnosis are the case-base reasoning systems. In these systems, the data mining...
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