Figure 5: The working of V2M. (a) Avatar greets deaf-mute person. (b) Instructor registers text sample to ask participant for speaking it. (c) Participant recorded his/her speech samples. (d) Avatar asks a question to the Deaf-mute person. (e) Participant recorded his/her answer and app is processing the speech signal. (f) V2M displays and speaks the answer after matching the speech signal. (g) Sign language-based message service.