Báo cáo hóa học: "Research Article Model Compensation Approach Based on Nonuniform Spectral Compression Features for Noisy Speech Recognition" docx

... 3 Clean speech Corrupted speech Noise MFCC feature extraction with spectral compression Speech recognition Recognition result Noise spectrum Band SNR estimation and compression root calculation Compensated HMMs MC-SNSC Testing ... model compensation approach for robust SNSC- MFCC features is presented in this paper. Meanwhile a com- pressed mismatch function is defined f...

Ngày tải lên: 22/06/2014, 23:20

... in performance of our predictive dynamic bandwidth allocation approach based on long-term online trafficpre- diction over RED-VBR and the predictive dynamic band- width allocation based on single-step-ahead ... resource needs Renegotiation control Renegotiation requests Accept/reject Reallocation control Figure 1: Dynamic bandwidth allocation architecture. (5) Reallocation control Thi...

Ngày tải lên: 22/06/2014, 23:20

... evaluation of stationary foreground object detection algorithms based on background subtraction techniques,” in Proceedings of the 6th IEEE International Conference on Advanced Video and Signal Based ... important classification step for an autonomous system, we do not consider this problem in this paper. We assume that, after an initialization time, the background model only conta...

Ngày tải lên: 21/06/2014, 07:20

... time-frequency -based proce- dure for temporally stationary and nonstationary coefficients characterization. Various time-frequency distributions have been used for the analysis of noisy nonstationary signals with ... K/N = 4.5. Note that, if the DC component is nonstationary, most of the AC components are also nonstationary. The S-method obtained for a few AC components within the non...

Ngày tải lên: 21/06/2014, 08:20

... “Likelihood function for QRM-MLD suitable for soft-decision turbo decoding and its perfor m ance for OFCDM MIMO multiplexing in multi- path fading channel,” IEICE Transactions on Communications, vol. ... [13]) for OFDM MIMO multiplexing, which applies signal orthogonalization based on QR decomposition of the spatial channel matrix and quasi-MLD using the com- putationally efficien...

Ngày tải lên: 21/06/2014, 08:20

... conversion occurs only at the end of one time-step. It is worthy mentioning that in transmit state, the energy consumption of node is different for transmitting data by various power level. Based ... radio model to reduce energy consumption and communication conflicts in a quite long period which can significant prolong the lifetime and improve the QoS of the whole network. For these rea...

Ngày tải lên: 21/06/2014, 17:20

... proposed system is to utilize con- textual information available in a musical scene. Harmonics in nonoverlapped regions, called nonoverlapped harmonics, contain information that can be used to infer ... D. L. Wang, “Monaural musical sound separation based on pitch and common amplitude modu- lation,” IEEE Transactions on Audio, Speech, and Language Processing. In press. [25] D. Huron, “...

Ngày tải lên: 21/06/2014, 20:20

... technological applications like telecommunication, teleoperation, or control of continuous systems by discrete controllers to which the above structure belongs to is that consisting of coupled continuous-time ... Bellman-Gronwall lemma 18. Remark 3.5 Combined interpretation of Propositions 3.2–3.4. Assumption 3.1 and Proposi- tions 3.2–3.4 yield the following robust stability conditions...

Ngày tải lên: 21/06/2014, 20:20

... an outlier detection algorithm based on Gaussian Mixture Model (GMM) and make intrusion decisions based on the results of the outlier detection algorithm. In pattern recognition, it was established ... “Testing intrusion detection systems: a critique of the 1998 and 1999 DARPA intrusion detection system evalu- ations as performed by lincoln laboratory,” ACM T ransactions on Inform...

Ngày tải lên: 21/06/2014, 22:20

... and the intergroup ZCCZ is 8. 4. Sequence Construction Based on Interleaving Ite ration According to Construction 1, the orthogonal matrix expan- sion method assures that the generated Z-complementary sequences ... Transactions on Information Theory, vol. 34, no. 1, pp. 143–146, 1988. [13] Y. Taki, H. Miyakawa, M. Hatori, and S. Namba, “Even- shift orthogonal sequences,” IEEE Transactio...

Ngày tải lên: 21/06/2014, 23:20