Face Detection on iPhone using OpenCV and LBP

Question

I have been successfully working with the Haar algorithm in OpenCV-2.1.0 (cvHaarDetectObjects) to detect faces in pictures and video frames from within an Objective-C projec

Answer 1

Try using Instruments to determine where the performance bottlenecks are in your application. Chances are they are different from what you think they might be.

Also, check out this performance guide.