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ICIP
2000
IEEE
14 years 7 months ago
Robust Image Hashing
Media hashing is an alternative to achieve many applications previously accomplished with watermarking. The major disadvantage of the existing media hashing technologies is their ...
Ramarathnam Venkatesan, S.-M. Koon, Mariusz H. Jak...
PCM
2009
Springer
180views Multimedia» more  PCM 2009»
13 years 10 months ago
RST-Invariant Semi-fragile Image Authentication Based on DWT-Coefficient Quantization
Abstract. In this paper, we propose an image moment-based geometric normalization to be applied before embedding and extracting a digital watermark in the DWT-domain of JPEG2000. A...
Mathias Schlauweg, Erika Müller
ICIP
2002
IEEE
14 years 7 months ago
Anti-collusion codes: multi-user and multimedia perspectives
Digital fingerprinting is an effective method to identify users who might try to redistribute multimedia content, such as images and video. These fingerprints are typically embedd...
Wade Trappe, Min Wu, K. J. Ray Liu
ACSC
2007
IEEE
14 years 9 days ago
Exploring Human Judgement of Digital Imagery
Statistical learning methods are commonly applied in content-based video and image retrieval. Such methods require a large number of examples which are usually obtained through a ...
Timo Volkmer, James A. Thom, Seyed M. M. Tahaghogh...
DAS
2004
Springer
13 years 11 months ago
Word Grouping in Document Images Based on Voronoi Tessellation
Voronoi tessellation of image elements provides an intuitive and appealing definition of proximity, which has been suggested as an effective tool for the description of relations...
Yue Lu, Zhe Wang, Chew Lim Tan