background and purpose: the spices model has been proposed to be used both as a framework for quality improvement in medical education and as a guide for evaluation of curricula. the six strategies of spices are representatives of innovative approaches to medical education, and each one has been considered as a continuum. the present study models a theory-based questionnaire, based on spices, t...

We introduce in this chapter some fundamental theories for content-based image retrieval. Section 1.1, looks at the development of content-based image retrieval techniques. Then, as the emphasis of this chapter, we introduce in detail in Section 1.2 some widely used methods for visual content descriptions. After that, we briefly address similarity/distances measures between visual features, the...