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» Algorithmic modifications to SPIHT
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CGF
2010
120views more  CGF 2010»
15 years 3 months ago
Polygonal mesh watermarking using Laplacian coordinates
We propose a watermarking algorithm for polygonal meshes based on the modification of the Laplacian coordinates. More specifically, we first compute the Laplacian coordinates (x,y...
Ying Yang, Ioannis P. Ivrissimtzis
DAM
2008
82views more  DAM 2008»
15 years 3 months ago
Closest 4-leaf power is fixed-parameter tractable
The NP-complete Closest 4-Leaf Power problem asks, given an undirected graph, whether it can be modified by at most r edge insertions or deletions such that it becomes a 4-leaf po...
Michael Dom, Jiong Guo, Falk Hüffner, Rolf Ni...
PAMI
2008
160views more  PAMI 2008»
15 years 3 months ago
Parametric Image Alignment Using Enhanced Correlation Coefficient Maximization
In this work, we propose the use of a modified version of the correlation coefficient as a performance criterion for the image alignment problem. The proposed modification has the ...
Georgios D. Evangelidis, Emmanouil Z. Psarakis
TMC
2008
136views more  TMC 2008»
15 years 3 months ago
Efficient Resource Allocation for Wireless Multicast
In this paper, we propose a bandwidth-efficient multicast mechanism for heterogeneous wireless networks. We reduce the bandwidth cost of an Internet Protocol (IP) multicast tree by...
De-Nian Yang, Ming-Syan Chen
COLT
2010
Springer
15 years 1 months ago
Convex Games in Banach Spaces
We study the regret of an online learner playing a multi-round game in a Banach space B against an adversary that plays a convex function at each round. We characterize the minima...
Karthik Sridharan, Ambuj Tewari