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ICASSP
2011
IEEE
13 years 16 days ago
A hybrid compressed sensing algorithm for sparse channel estimation in MIMO OFDM systems
Due to multipath delay spread and relatively high sampling rate in OFDM systems, the channel estimation is formulated as a sparse recovery problem, where a hybrid compressed sensi...
Chenhao Qi, Lenan Wu
ICASSP
2011
IEEE
13 years 16 days ago
Efficient block-division model for robust multiple object tracking
Tracking multiple objects under occlusion is one of the most challenging issues in computer vision. Occlusion results in mistaken match when finding the most similar candidate. A...
Wenhan Luo, Xiaoqin Zhang, Yang Liu, Xi Li, Weimin...
ICASSP
2011
IEEE
13 years 16 days ago
Robust sound field reproduction integrating multi-point sound field control and wave field synthesis
For a reproduced sound field, the competing goals between the listening area and reproduction accuracy in an actual environment is one of the most important problems in sound fi...
Noriyoshi Kamado, Hiroshi Saruwatari, Kiyohiro Shi...
ICASSP
2011
IEEE
13 years 16 days ago
Correlation matrix interpolation in Sound Source Localization for a robot
In microphone array processing, a Correlation Matrix (CM) between multiple channel input signals is widely utilized for various purposes such as Sound Source Localization (SSL), e...
Keisuke Nakamura, Kazuhiro Nakadai, Hirofumi Nakaj...
ICDE
2011
IEEE
380views Database» more  ICDE 2011»
13 years 16 days ago
Influence Zone: Efficiently Processing Reverse k Nearest Neighbors Queries
Given a set of objects and a query q, a point p is called the reverse k nearest neighbor (RkNN) of q if q is one of the k closest objects of p. In this paper, we introduce the c...
Muhammad Aamir Cheema, Xuemin Lin, Wenjie Zhang, Y...