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ICC
2007
IEEE
136views Communications» more  ICC 2007»
15 years 4 months ago
Sphere Decoder for a MIMO Multi-User MC-CDMA Uplink in Time-Varying Channels
— We focus on iterative detection for the uplink of a multi-carrier (MC) code division multiple access (CDMA) system based on orthogonal frequency division multiplexing (OFDM). T...
Charlotte Dumard, Thomas Zemen
ICIP
2007
IEEE
15 years 4 months ago
A VQ-Based Demosaicing by Self-Similarity
In this paper, we propose a learning-based demosaicing and a restoration error detection. A Vector Quantization (VQ)based method is utilized for learning. We take advantage of a s...
Yoshikuni Nomura, Shree K. Nayar
ICCV
2003
IEEE
15 years 3 months ago
A Model-Based Approach for Automated Feature Extraction in Fundus Images
A new approach to automatically extract the main features in color fundus images are proposed in this paper. Optic disk is localized by the principal component analysis (PCA) and ...
Huiqi Li, Opas Chutatape
TRECVID
2008
14 years 11 months ago
IRIM at TRECVID 2008: High Level Feature Extraction
The IRIM group is a consortium of French teams working on Multimedia Indexing and Retrieval. This paper describes our participation to the TRECVID 2008 High Level Features detecti...
Hervé Glotin, Zhongqui Zhao, Stéphan...
CORR
2010
Springer
152views Education» more  CORR 2010»
14 years 8 months ago
A Block Based Scheme for Enhancing Low Luminated Images
In this paper the background detection in images in poor lighting can be done by the use of morphological filters. Lately contrast image enhancement technique is used to detect th...
A. Saradha Devi, S. Suja Priyadharsini, S. Athinar...