The accuracy is affected by changes in the voice signal which are caused by stress in the vocal tract. ![]() The machine recognizes human speech differently than a human with hearing. The first one is an incorrect recognition of a sentence or a command from a person who is facing stress situation. This type of interaction can develop two problems caused by the absence of information on the emotional state. Current applications use the speech as an input-output interface, and this trend is broadening increasingly. Technological development puts more pressure on the greater accuracy and simplicity of communication between man and computer. There are many fields which require the information about the emotional state. *Address all correspondence to: Introduction ![]() ![]()
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