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ISCAS
2006
IEEE
206views Hardware» more  ISCAS 2006»
15 years 12 months ago
JPEG2000 image coding system theory and applications
JPEG2000, the new standard for still image coding, Quantization, user defined wavelets, arbitrary wavelet provides a new framework and an integrated toolbox to better decomposition...
Athanassios N. Skodras, Touradj Ebrahimi
COMPGEOM
2006
ACM
15 years 12 months ago
Colored intersection searching via sparse rectangular matrix multiplication
In a Batched Colored Intersection Searching Problem (CI), one is given a set of n geometric objects (of a certain class). Each object is colored by one of c colors, and the goal i...
Haim Kaplan, Micha Sharir, Elad Verbin
MMSEC
2006
ACM
231views Multimedia» more  MMSEC 2006»
15 years 12 months ago
JPEG2000-based secure image authentication
We present an efficient JPEG2000-based image authentication scheme, which is robust to JPEG compression and other allowed signal processing operations. Positive wavelet-based wate...
Mathias Schlauweg, Dima Pröfrock, Erika M&uum...
SPAA
2006
ACM
15 years 12 months ago
On space-stretch trade-offs: upper bounds
One of the fundamental trade-offs in compact routing schemes is between the space used to store the routing table on each node and the stretch factor of the routing scheme – th...
Ittai Abraham, Cyril Gavoille, Dahlia Malkhi
MM
2005
ACM
140views Multimedia» more  MM 2005»
15 years 11 months ago
Topic transition detection using hierarchical hidden Markov and semi-Markov models
In this paper we introduce a probabilistic framework to exploit hierarchy, structure sharing and duration information for topic transition detection in videos. Our probabilistic d...
Dinh Q. Phung, Thi V. Duong, Svetha Venkatesh, Hun...