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ECCV
2008
Springer
15 years 11 months ago
Belief Propagation with Directional Statistics for Solving the Shape-from-Shading Problem
The Shape-from-Shading [SfS] problem infers shape from reflected light, collected using a camera at a single point in space only. Reflected light alone does not provide sufficient ...
Tom S. F. Haines, Richard C. Wilson
GLOBECOM
2007
IEEE
15 years 4 months ago
Symbol Error Rate Calculation for Alamouti Space Time Coded OFDM in Direct Conversion Receivers
—In this paper we present an analytical approach to evaluate the M-QAM symbol error rate (SER) of Alamouti space time coded OFDM direct conversion receivers subject to carrier fr...
Marco Krondorf, Gerhard Fettweis
HIPC
2007
Springer
15 years 3 months ago
Direct Coherence: Bringing Together Performance and Scalability in Shared-Memory Multiprocessors
Traditional directory-based cache coherence protocols suffer from long-latency cache misses as a consequence of the indirection introduced by the home node, which must be accessed...
Alberto Ros, Manuel E. Acacio, José M. Garc...
ICB
2007
Springer
163views Biometrics» more  ICB 2007»
15 years 3 months ago
Palmprint Recognition Based on Directional Features and Graph Matching
Palmprint recognition, as a reliable personal identity check method, has been receiving increasing attention during recent years. According to previous work, local texture analysis...
Yufei Han, Tieniu Tan, Zhenan Sun
SCIA
2007
Springer
131views Image Analysis» more  SCIA 2007»
15 years 3 months ago
Performance Comparison of Techniques for Approximating Image-Based Lighting by Directional Light Sources
Abstract. Image-Based Lighting (IBL) has become a very popular approach in computer graphics. In essence IBL is based on capturing the illumination conditions in a scene in an omni...
Claus B. Madsen, Rune E. Laursen