Sciweavers

2851 search results - page 497 / 571
» A Knowledge Based Approach on Educational Metadata Use
Sort
View
TSP
2010
14 years 6 months ago
Linear precoder design through cut-off rate maximization in MIMO-OFDM coded systems with imperfect CSIT
This paper proposes a linear transmitter design that aims at minimizing the packet error rate (PER) using partial channel state information at the transmitter (CSIT). The design is...
Francesc Rey, Meritxell Lamarca, Gregori Vá...
ISBI
2011
IEEE
14 years 3 months ago
Skull-stripping with deformable organisms
Segmenting brain from non-brain tissue within magnetic resonance (MR) images of the human head, also known as skull-stripping, is a critical processing step in the analysis of neu...
Gautam Prasad, Anand A. Joshi, Paul M. Thompson, A...
PG
2002
IEEE
15 years 4 months ago
Estimation of Multiple Directional Light Sources for Synthesis of Mixed Reality Images
We present a new method for the detection and estimation of multiple directional illuminants, using a single image of any object with known geometry and Lambertian reflectance. W...
Yang Wang, Dimitris Samaras
ENTCS
2007
168views more  ENTCS 2007»
14 years 11 months ago
Bytecode Rewriting in Tom
In this paper, we present a term rewriting based library for manipulating Java bytecode. We define a mapping from bytecode programs to algebraic terms, and we use Tom, an extensi...
Emilie Balland, Pierre-Etienne Moreau, Antoine Rei...
CVPR
2007
IEEE
16 years 1 months ago
Thermal Imaging of the Superficial Temporal Artery: An Arterial Pulse Recovery Model
We present a novel model1 for measurement of the arterial pulse from the Superficial Temporal Artery (STA) using passive thermal Infra Red (IR) sensors. The proposed approach has ...
Sergey Y. Chekmenev, Aly A. Farag, Edward A. Essoc...