The present invention relates generally to digital watermarking and steganography. In one embodiment, a method is provided including: obtaining a plurality of imagery, each item of the plurality of imagery including steganographic encoding, the steganographic encoding including multi-bit data; detecting...http://www.google.fr/patents/US20080080737?utm_source=gb-gplus-shareBrevet US20080080737 - Providing Travel-Logs Based on Hidden Geo-Location Metadata
Providing Travel-Logs Based on Hidden Geo-Location Metadata
