Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 6 of 6 for “"image categorization"”.
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Ontology-based image categorization
… this thesis, we study how semantics can improve image categorization. Previous image categorization approaches mostly neglect semantics, which has two major limitations. First, object classes have semantic overlaps. For example, “sedan” is a specific kind of “car”. However, previous approaches …
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Human iris categorization using artificial neural networks
<p>Image categorization is often performed manually, which can be a time consuming and a very difficult process, especially for human iris images. Previous researchers have been working on predicting ethnicity from texture features of iris images using other methods. This thesis is one of the the …
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Comparing Interfaces for Image Sorting
Many tasks ask people to make categorization decisions about a large number of items based on images. There are many ways in which this task can be presented to the user, but there is little information available about how the decision technique affects performance. To investigate this topic three …
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Image-based facial expression recognition
… significant since they enhance the established image classification frameworks. The supervised algorithms are general and can be applied to any image categorization task.
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The Role of Sleep and Hormones in Processing of Emotional Information
… potentials were recorded during emotional face categorization and image categorization tasks respectively. Sleep-restricted participants were less accurate identifying sad facial expressions, and displayed a larger N170 amplitude to sad faces compared to other emotional faces. On the image task, …