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ICC
2007
IEEE
139views Communications» more  ICC 2007»
14 years 4 months ago
Impatient Backoff Algorithm: Fairness in a Distributed Ad-Hoc MAC
— Many distributed multiple access (MAC) protocols use an exponential backoff mechanism. In that mechanism, a node picks a random backoff time uniformly in an interval that doubl...
Rajarshi Gupta, Jean C. Walrand
ICDE
2007
IEEE
155views Database» more  ICDE 2007»
14 years 4 months ago
Query-Aware Sampling for Data Streams
Data Stream Management Systems are useful when large volumes of data need to be processed in real time. Examples include monitoring network traffic, monitoring financial transacti...
Theodore Johnson, S. Muthukrishnan, Vladislav Shka...
IPPS
2007
IEEE
14 years 4 months ago
A Performance Prediction Framework for Grid-Based Data Mining Applications
For a grid middleware to perform resource allocation, prediction models are needed, which can determine how long an application will take for completion on a particular platform o...
Leonid Glimcher, Gagan Agrawal
IROS
2007
IEEE
254views Robotics» more  IROS 2007»
14 years 4 months ago
3D datasets segmentation based on local attribute variation
— We present a Graph-based method for low-level segmentation of unfiltered 3D data. The core of this approach is based on the construction of a local neighborhood structure and ...
Carla Silva Rocha Aguiar, Sébastien Druon, ...
ISCAS
2007
IEEE
92views Hardware» more  ISCAS 2007»
14 years 4 months ago
Macroblock-Level Adaptive Scan Scheme for Discrete Cosine Transform Coefficients
—Discrete Cosine Transform (DCT) has been widely used in image/video coding systems, where zigzag scan is usually employed for DCT coefficient organization. However, due to local...
Li Zhang, Wen Gao, Qiang Wang, Debin Zhao