Robust Image Registration with Illumination, Blur and Noise Variations for Super-Resolution by Himanshu Arora, Anoop M Namboodiri, C.V.Jawahar in International Conference on Acoustics, Speech and Signal Processing, 2008 Report No: IIIT/TR/2008/9 Centre for Visual Information Technology International Institute of Information Technology Hyderabad - 500 032, INDIA June 2008