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TC
2011
14 years 6 months ago
Complexity of Data Collection, Aggregation, and Selection for Wireless Sensor Networks
— Processing the gathered information efficiently is a key functionality for wireless sensor networks. In this article, we study the time complexity, message complexity (number ...
Xiang-Yang Li, Yajun Wang, Yu Wang
CIE
2011
Springer
13 years 11 months ago
Towards an Axiomatic System for Kolmogorov Complexity
Abstract. In [She82], it is shown that four of its basic functional properties are enough to characterize plain Kolmogorov complexity, hence obtaining an axiomatic characterization...
Antoine Taveneaux
ICASSP
2011
IEEE
14 years 3 months ago
A robust estimator and detector of circularity of complex signals
Recent research has revealed that circularity (or, propriety) of complex random signals can be exploited in developing optimal signal processors. In this paper, a robust estimator...
Esa Ollila, Visa Koivunen, H. Vincent Poor
CORR
2011
Springer
183views Education» more  CORR 2011»
14 years 6 months ago
Pattern tree-based XOLAP rollup operator for XML complex hierarchies
—With the rise of XML as a standard for representing business data, XML data warehousing appears as a suitable solution for decision-support applications. In this context, it is ...
Marouane Hachicha, Jérôme Darmont
IACR
2011
243views more  IACR 2011»
13 years 11 months ago
Guess-then-Meet-in-the-Middle Attacks on the KTANTAN Family of Block Ciphers
The block cipher family for lightweight devices, KTANTAN, is analyzed in this paper. We propose a new cryptanalysis method which improves results of Meet-in-the-Middle attacks on K...
Bo Zhu, Guang Gong