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» On detecting space-time clusters
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CLUSTER
2008
IEEE
14 years 3 months ago
Enabling lock-free concurrent fine-grain access to massive distributed data: Application to supernovae detection
—We consider the problem of efficiently managing massive data in a large-scale distributed environment. We consider data strings of size in the order of Terabytes, shared and ac...
Bogdan Nicolae, Gabriel Antoniu, Luc Bougé
SSDBM
2007
IEEE
110views Database» more  SSDBM 2007»
14 years 2 months ago
On Exploring Complex Relationships of Correlation Clusters
In high dimensional data, clusters often only exist in arbitrarily oriented subspaces of the feature space. In addition, these so-called correlation clusters may have complex rela...
Elke Achtert, Christian Böhm, Hans-Peter Krie...
CVPR
2009
IEEE
15 years 3 months ago
Anomaly Detection in Extremely Crowded Scenes using Spatio-Temporal Motion Pattern Models
Extremely crowded scenes present unique challenges to video analysis that cannot be addressed with conventional approaches. We present a novel statistical framework for modeling...
Louis Kratz (Drexel University), Ko Nishino (Drexe...
VTC
2006
IEEE
164views Communications» more  VTC 2006»
14 years 2 months ago
Iterative Joint Channel Estimation and Symbol Detection for Multi-User MIMO OFDM
Abstract – Multiple-Input-Multiple-Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) systems have recently attracted substantial research interest. However, compare...
Ming Jiang 0002, Jos Akhtman, Feng Guo, Lajos Hanz...
GLOBECOM
2008
IEEE
14 years 3 months ago
K-Best Sphere Detection for the Sphere Packing Modulation Aided SDMA/OFDM Uplink
—Recently, the turbo-detected Sphere Packing (SP) aided Space-Time Block-Coding (STBC) STBC-SP scheme was demonstrated to provide useful performance improvements over conventiona...
Li Wang, Osamah Alamri, Lajos Hanzo