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ICC
2007
IEEE
14 years 2 months ago
Video Coding With Linear Compensation (VCLC)
— Block based motion compensation techniques are commonly used in video encoding to reduce the temporal redundancy of the signal. In these techniques, each block in a video frame...
Arif Mahmood, Zartash Afzal Uzmi, Sohaib Khan
TMC
2012
11 years 10 months ago
Relay-Assisted Transmission with Fairness Constraint for Cellular Networks
Abstract—We consider the problem of relay-assisted transmission for cellular networks. In the considered system, a source node together with n relay nodes are selected in a propo...
Erwu Liu, Qinqing Zhang, Kin K. Leung
STOC
2009
ACM
167views Algorithms» more  STOC 2009»
14 years 8 months ago
Universally utility-maximizing privacy mechanisms
A mechanism for releasing information about a statistical database with sensitive data must resolve a trade-off between utility and privacy. Publishing fully accurate information ...
Arpita Ghosh, Tim Roughgarden, Mukund Sundararajan
ECCV
2006
Springer
14 years 9 months ago
High Accuracy Optical Flow Serves 3-D Pose Tracking: Exploiting Contour and Flow Based Constraints
Tracking the 3-D pose of an object needs correspondences between 2-D features in the image and their 3-D counterparts in the object model. A large variety of such features has been...
Thomas Brox, Bodo Rosenhahn, Daniel Cremers, Hans-...
ICIP
2001
IEEE
14 years 9 months ago
Application of the motion vector constraint to the regularized enhancement of compressed video
In this paper, we present a novel fidelity constraint for the image enhancement problem by exploiting the motion vectors of a compressed video bit-stream. These vectors establish ...
C. Andrew Segall, Aggelos K. Katsaggelos