Sign languages, which use the hands and arms as articulators, are the natural languages of deaf people. Research indicates that sign, like speech, can break down at the level of motor control, in the context of a movement disorder such as Parkinson disease (PD).1 This article describes the first known case of a deaf sign language user with progressive supranuclear palsy (PSP). PSP affects the r...

Computers still have a long way to go before they can interact with users in a truly natural fashion. From a user’s perspective, the most natural way to interact with a computer would be through a speech and gesture interface. Although speech recognition has made significant advances in the past ten years, gesture recognition has been lagging behind. Sign Languages (SL) are the most accomplishe...

The primary method of interaction between individuals is communication. In the case speech-impaired people, communication them and normal people not understandable by latter as former communicates through gestures sign language. speech-impaired. Today, Internet Things (IoT) can be used for gesture recognition to convert into audible speech. this project, a prototype created such that or languag...

This study examines sign lowering as a form of phonetic reduction in American Sign Language. Phonetic reduction occurs in the course of normal language production, when instead of producing a carefully articulated form of a word, the language user produces a less clearly articulated form. When signs are produced in context by native signers, they often differ from the citation forms of signs. I...