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Virtual human modelling and animation for real-time sign language visualisation
(University of the Western Cape, 2008)
This thesis investigates the modelling and animation of virtual humans for real-time sign language visualisation. Sign languages are fully developed natural languages used by Deaf communities all over the world. These ...
An integrated sign language recognition system
(University of Western Cape, 2014)
Research has shown that five parameters are required to recognize any sign language
gesture: hand shape, location, orientation and motion, as well as facial expressions. The
South African Sign Language (SASL) research ...
The use of mobile phones as service-delivery devices in sign language machine translation system
(University of the Western Cape, 2010)
This thesis investigates the use of mobile phones as service-delivery devices in a sign language machine translation system. Four sign language visualization methods were evaluated on mobile phones. Three of the methods ...
Video annotation wiki for South African sign language
(University of the Western Cape, 2011)
The SASL project at the University of the Western Cape aims at developing a fully automated translation system between English and South African Sign Language (SASL). Three important aspects of this system require SASL ...
The efficacy of the Eigenvector approach to South African sign language identification
(University of the Western Cape, 2010)
The communication barriers between deaf and hearing society mean that interaction between these communities is kept to a minimum. The South African Sign Language research group, Integration of Signed and Verbal Communication: ...
Independent hand-tracking from a single two-dimensional view and its application to South African sign language recognition
(University of Western Cape, 2014)
Hand motion provides a natural way of interaction that allows humans to interact not
only with the environment, but also with each other. The effectiveness and accuracy of
hand-tracking is fundamental to the recognition ...
Rendering an avatar from sign writing notation for sign language animation
(University of the Western Cape, 2010)
This thesis presents an approach for automatically generating signing animations from a sign language notation. An avatar endowed with expressive gestures, as subtle as changes in facial expression, is used to render the ...
Hand shape estimation for South African sign language
(University of the Western Cape, 2012)
Hand shape recognition is a pivotal part of any system that attempts to implement Sign Language recognition. This thesis presents a novel system which recognises hand shapes from a single camera view in 2D. By mapping the ...
A mobile design of an emergency service system for deaf people
(University of Western Cape, 2021)
The importance of mobile technology in improving the quality of life is not restricted to only a Hearing person, and the use of mobile devices among Deaf people is no longer limited, due to the advancements in technology ...
Automatic real-time facial expression recognition for signed language translation
(University of the Western Cape, 2006)
We investigated two computer vision techniques designed to increase both the recognition accuracy and computational efficiency of automatic facial expression recognition. In particular, we compared a local segmentation of ...