EARLY LAST MONTH, a few days before Apple announced the iPhone X with face recognition as its main unlocking tool, the journal Current Science published a paper by researchers of a Spanish University. They had come out with a new algorithm, the software used to match faces in applications. While this is a frequent occurrence in the field, what was somewhat unusual was the faces they had used to conduct the study. These included images of Anupam Kher, late Kannada superstar Rajkumar, Telugu actor Nagarjuna, actress Ramya, the late Malayalam character artist Cochin Haneefa, Anil Kapoor, and others. They were from a selection of over 34,000 faces of 100 movie actors, called the Indian Movie Face Database, which is widely used by researchers in universities here and occasionally abroad.
The…