Abstract
Assistive Technology (AT) is a means of product system that is used to increase, maintain or improve functional capabilities of individuals and disabilities. AT promotes greater independence by enabling disabled people to perform task that they were formerly unable to accomplish, by providing enhancements to or changed methods of interacting with the technology needed to accomplish such tasks. Children with autism spectrum disordered (ASD) have difficulty recognising emotions in themselves and others. This work presents a portable device with the capability of recognising human emotional state which is part of the AT designed to help children with ASD to read and respond to the facial expressions of people they interact with. An input image is obtained via a camera embedded with the proposed device and subsequently Gabor feature extraction is used to extract features from the image. The underlying algorithm adopted Gini index for feature reduction and Naive Bayesian Classifier (NBC) is proposed to determi...
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