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CORR
2010
Springer
62views Education» more  CORR 2010»
15 years 6 months ago
Asymptotically-Good, Multigroup ML-Decodable STBCs
For a family/sequence of Space-Time Block Codes (STBCs) C1, C2, . . . , with increasing number of transmit antennas Ni, with rates Ri complex symbols per channel use, i = 1, 2, . ....
Natarajan Lakshmi Prasad, B. Sundar Rajan
TMC
2010
130views more  TMC 2010»
15 years 4 months ago
Efficient Coverage Maintenance Based on Probabilistic Distributed Detection
—Many wireless sensor networks require sufficient sensing coverage over long periods of time. To conserve energy, a coverage maintenance protocol achieves desired coverage by act...
Guoliang Xing, Xiangmao Chang, Chenyang Lu, Jianpi...
IEAAIE
2010
Springer
15 years 4 months ago
Psychophysical Evaluation for a Qualitative Semantic Image Categorisation and Retrieval Approach
This paper details the behavioral evaluation of a qualitative image categorisation and retrieval approach using semantic features of images. Content based image retrieval and class...
Zia Ul-Qayyum, A. G. Cohn, Alexander Klippel
TSP
2010
15 years 1 months ago
On the shiftability of dual-tree complex wavelet transforms
The dual-tree complex wavelet transform (DT- WT) is known to exhibit better shift-invariance than the conventional discrete wavelet transform. We propose an amplitude-phase represe...
Kunal Narayan Chaudhury, Michael Unser
LREC
2010
185views Education» more  LREC 2010»
15 years 7 months ago
How Certain are Clinical Assessments? Annotating Swedish Clinical Text for (Un)certainties, Speculations and Negations
Clinical texts contain a large amount of information. Some of this information is embedded in contexts where e.g. a patient status is reasoned about, which may lead to a considera...
Hercules Dalianis, Sumithra Velupillai