Machine Learning – "The Next BIG Thing"

Going by the title, one could easily speculate that it is about Machine Learning. Some readers might be alien to this word so I would try to first get you acquainted to this term. How many of you use Facebook? Have you ever wondered how a face gets detected in an image by this social network or the likes of it? In simple words, we know it as face detection which is also featured in some smartphones these days.