Performance Comparison of Novel, Robust Spatial Domain Digital Image Watermarking with the Conventional Frequency Domain Watermarking Techniques. - Rajesh Kannan Megalingam; Mithun Muralidharan Nair; Rahul Srikumar; Venkat Krishnan Balasubramanian; Vineeth Sarma Venugopala Sarma (ICSAP, 2010)