Face recognition has been done with the help of the opencv. Now its capable to tell who you are . And also it can enroll unknown face by voice command.

Do you know me ?

if face found it will say your name and some greetings

if unknown face found. It says, We have never met before, may i know your sweet name please.

Then it enrolls the face to the user given name..

To Do

Emotion Recognition and pulling similar photos of that person from facebook and google.