These days, smart mirror technology was successfully deployed on a commercial scale. With currently other mirror technologies being developed, this paper presents a mirror for practicing presentation. The OpenCV and Praat are used to analyze each of the use's voice, facial expression. And will be able to allow the user to view the judgment of their expression and presentation speed, the voice height in real-time. This feedback will be reflected to users' practice, so they can improve their presentation ability.
The product of this project also can be applied to users who are experiencing difficulties in interpersonal conversation. We can also expect an economic effect in that it can save the cost and time comparing to speech institute enrollment or language therapy counseling