Báo cáo hóa học: " A Neural Network MLSE Receiver Based on Natural Gradient Descent: Application to Satellite Communications Mohamed Ibnkahla" pdf

... Provisional PDF corresponds to the article as it appeared upon acceptance. Fully formatted PDF and full text (HTML) versions will be made available soon. A novel voice activity detection based on ... Recently, the statistical model based VAD approach is considered an attractive approach for noisy speech. Sohn et al. [13] proposed a robust VAD algorithm based on a statist...

Ngày tải lên: 21/06/2014, 17:20

... our evaluation covers all types of attacks and all days’ network traffic and as a result, we consider our evaluation as a completed analysis for network traffic in the 1999 DARPA dataset. Although ... profiles. According to the characteristics of the monitored sources, anomaly detection can be classified into host -based and network- based. Typically, a host -based anomaly detection...

Ngày tải lên: 21/06/2014, 22:20

... the lattice factorization in (1), the factorization in (4)isageneralfactorizationthatcoversall linear-phase paraunitary filter banks with M even and length L = MN. Based on our analysis, there ... imaging radar-C/X-band synthetic aperture radar (SIR-C/X-SAR) is a joint US-German-Italian Project that uses a highly sophisticated imaging radar to capture im- ages of Earth that are usefu...

Ngày tải lên: 22/06/2014, 22:20

... motor control approach to improve rehabilitation of upper limb movements Michela Goffredo*, Ivan Bernabucci, Maurizio Schmid and Silvia Conforto Address: Dipartimento di Elettronica Applicata, ... model The trajectory parameters extracted by the NS algorithm are used to drive a neural controller which activates a bio- mechanical model of a simulated human arm and con- trols the F...

Ngày tải lên: 19/06/2014, 10:20

... multimedia communica- tions,” IEEE Wireless Communications, vol.12,no.5,pp.72– 80, 2005. [31] M. Ibnkahla and J. Yuan, A neural network MLSE receiver based on natural gradient descent: application to ... the propagation channel, while nonlinear equalizers aim also at equalizing the nonlinear effects of the HPA. The main drawback of the equalization approach is the addit...

Ngày tải lên: 22/06/2014, 23:20

... versions will be made available soon. A Practical Two Stage MMSE based MIMO detector for Interference Mitigation with Non-Cooperative Interferers EURASIP Journal on Wireless Communications and Networking ... for covariance estimation. Figure 3: Synchronization failure rate (−20 dB SIR). 20 This Provisional PDF corresponds to the article as it appeared upon acceptance. Fully format...

Ngày tải lên: 20/06/2014, 04:20

... material preparat ion and configuration parameters selection’ section describes and discusses speech material preparation processes. A performance evaluation analysis is presented in ‘Performance ... material preparation and configuration parameters selection A preparatory processing stage of speech material is necessary for a faithful assessment of speech quality. Indeed, manipulated r...

Ngày tải lên: 20/06/2014, 22:20

... and A4 and the total amount of calculation approximately equals to the image size (w e can usestaticarraytostoretheresults).Thus,the complexity of variance takes O(n 2 ) computation and the natural ... watermarking algorithm named adaptive content and contrast aware (ACOCOA), which considers the host image content and watermark texture. In addition, we propose a powerful security archi...

Ngày tải lên: 21/06/2014, 00:20

... and applies to its online fault detection. Generally, data-driven based fault detection consists of the following aspects: data measurement, data proces- sing, data comparison, and data assessment ... detection of hydraulic pump [4-7]. Among several types of neural networks, radial basis function (RBF) network has relatively high convergence speed, and can approximate to any nonline...

Ngày tải lên: 21/06/2014, 00:20

... (53%) FBP Chip FPGA Image Preprocess FPGA ✲✛ Right Camera ✲ Left Camera ✲ ✛ Disparity Out to Grabber board (a) Overall system (b) Hardware board Figure 17 The overall hardware system. (a) Overall system. (b) Hardware board. Park ... that is efficient in memory usage as well as equivalent t o the original belief propagation (BP) method in terms of accuracy. For a real-time application w...

Ngày tải lên: 21/06/2014, 01:20