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Hand gesture is one of the method used in sign language for non-verbal communication. It is most commonly used by deaf & dumb people who have hearing or speech problems to communicate among themselves or with normal people. Various sign language systems has been developed by many makers around the world but they are neither flexible nor cost-effective for the end users. Hence in this paper introduced...
3D sign language is a brand new technology that provides tools to create 3D signed content based on avatars. Pushed by the advances in computer graphics and many other advantages compared with videos of live signers, 3D sign language is getting more interest and lots of 3D signed scenes are being recorded and used for multiple purposes like young deaf teaching. In Tunsia, we created WebSign, a system...
The paper considers automatic visual recognition of signed expressions. The proposed method is based on modeling gestures with subunits, which is similar to modeling speech by means of phonemes. To define the subunits a data-driven procedure is applied. The procedure consists in partitioning time series, extracted from video, into subsequences which form homogeneous groups. The cut points are determined...
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