356 search results - page 68 / 72 » Foveated image watermarking |
ICIP
2004
IEEE
14 years 11 months ago
2004
IEEE
Perceptual image hashing maps an image to a fixed length binary string based on the image's appearance to the human eye, and has applications in image indexing, authenticatio...
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Lab
The Digital Systems and Media Computing Laboratory (DSMC Lab) was established in the end of 2002 and is located in Patras, Greece. DSMC operates under the School of Sciences and Te...
ICIP
2007
IEEE
14 years 11 months ago
2007
IEEE
An image hash should be (1) robust to allowable operations and (2) sensitive to illegal manipulations (like image tampering) and distinct queries. Although existing methods try to...
CAIP
2005
Springer
14 years 3 months ago
2005
Springer
Abstract. This paper presents a color filter array (CFA) image indexing approach. To enhance the functionality of single-sensor consumer electronics such as digital cameras, imagi...
JMM2
2006
13 years 9 months ago
2006
In image authentication research, a common approach is to divide a given image into a number of smaller blocks, and embed a fragile watermark into each block. The modifications can...