Sciweavers

ICASSP
2011
IEEE
12 years 7 months ago
Power allocation optimization in OFDM-based cognitive radios based on sensing information
Owing to the non-zero probability of the missed detection and false alarm of active primary transmission, a certain degree of performance degradation of the primary user (PU) from...
Xiaoge Huang, Baltasar Beferull-Lozano
ICASSP
2011
IEEE
12 years 7 months ago
Array-based GNSS acquisition in the presence of colored noise
This paper investigates the application of the Generalized Likelihood Ratio Test detector to the Global Navigation Satellite System array-based acquisition problem. We consider an...
Javier Arribas, Carles Fernández-Prades, Pa...
INFSOF
2010
173views more  INFSOF 2010»
13 years 27 days ago
Filtering false alarms of buffer overflow analysis using SMT solvers
Buffer overflow detection using static analysis can provide a powerful tool for software ers to find difficult bugs in C programs. Sound static analysis based on abstract interpre...
Youil Kim, Jooyong Lee, Hwansoo Han, Kwang-Moo Cho...
GLOBECOM
2010
IEEE
13 years 1 months ago
High-Diversity Cooperative Spectrum Sensing in Cognitive Radio Networks
This paper develops a cooperative scheme among cognitive radios (CRs) to increase the spectrum sensing performance. CRs adaptively transmit local binary decisions to a fusion cente...
Guobing Li, Alfonso Cano, Shihua Zhu
PIMRC
2010
IEEE
13 years 1 months ago
On the detection probability of parallel code phase search algorithms in GPS receivers
The first stage of the signal processing chain in a Global Positioning System (GPS) receiver is the acquisition, which provides for a desired satellite coarse code phase and Dopple...
Bernhard Geiger, Michael Soudan, Christian Vogel
TSP
2008
96views more  TSP 2008»
13 years 3 months ago
An Improved Adaptive Sidelobe Blanker
We propose a two stage detector consisting of a Subspace Detector (SD) followed by the Whitened Adaptive Beamformer Orthogonal Rejection Test (W-ABORT). The performance analysis sh...
Francesco Bandiera, Olivier Besson, Danilo Orlando...
TSMC
2008
138views more  TSMC 2008»
13 years 3 months ago
Fast Diagnosis With Sensors of Uncertain Quality
This correspondence presents an approach to the detection and isolation of component failures in large-scale systems. In the case of sensors that report at rates of 1 Hz or less, t...
Ozgur Erdinc, Craig Brideau, Peter Willett, Thiaga...
TIFS
2008
154views more  TIFS 2008»
13 years 3 months ago
Data Fusion and Cost Minimization for Intrusion Detection
Abstract--Statistical pattern recognition techniques have recently been shown to provide a finer balance between misdetections and false alarms than the more conventional intrusion...
Devi Parikh, Tsuhan Chen
IJISEC
2006
119views more  IJISEC 2006»
13 years 3 months ago
A monitoring system for detecting repeated packets with applications to computer worms
Abstract We present a monitoring system which detects repeated packets in network traffic, and has applications including detecting computer worms. It uses Bloom filters with count...
Paul C. van Oorschot, Jean-Marc Robert, Miguel Var...
DCC
2010
IEEE
13 years 3 months ago
The cost of false alarms in Hellman and rainbow tradeoffs
Abstract Cryptanalytic time memory tradeoff algorithms are generic one-way function inversion techniques that utilize pre-computation. Even though the online time complexity is kno...
Jin Hong