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Publication
363views
14 years 5 months ago
Detecting and Discriminating Behavioural Anomalies
This paper aims to address the problem of anomaly detection and discrimination in complex behaviours, where anomalies are subtle and difficult to detect owing to the complex tempor...
Chen Change Loy, Tao Xiang, Shaogang Gong
BC
1998
96views more  BC 1998»
15 years 6 months ago
Evidence of phase transitions in heart period dynamics
Complexity measures of non-linear dynamics are a useful tool for quantifying observed stretching, folding, scaling and mixing processes in the Takens-reconstructed state space of h...
Henrik Bettermann, Peter Van Leeuwen
PVLDB
2008
160views more  PVLDB 2008»
15 years 6 months ago
BayesStore: managing large, uncertain data repositories with probabilistic graphical models
Several real-world applications need to effectively manage and reason about large amounts of data that are inherently uncertain. For instance, pervasive computing applications mus...
Daisy Zhe Wang, Eirinaios Michelakis, Minos N. Gar...
ICC
2009
IEEE
16 years 1 months ago
Non-Coherent Receiver with Fractional Sampling for Impulsive UWB Systems
— We propose a low complexity noncoherent receiver operating at twice the symbol-rate for systems where each data symbol consists of multiple frames/chips. The receiver does not ...
Jian Zhang, Leif Hanlen
ICC
2009
IEEE
105views Communications» more  ICC 2009»
15 years 4 months ago
Reflected Simplex Codebooks for Limited Feedback MIMO Beamforming
This paper proposes Reflected Simplex codebooks for limited feedback beamforming in multiple-input multipleoutput (MIMO) wireless systems. The codebooks are a geometric constructio...
Daniel J. Ryan, Iain B. Collings, Jean-Marc Valin