Báo cáo hóa học: " Research Article A Method for Source-Microphone Range Estimation in Reverberant Environments Using Arrays of Unknown Geometry" ppt

... pages doi:10.1155/2008/849246 Research Article A Method for Source-Microphone Range Estimation in Reverberant Environments Using Arrays of Unknown Geometry Denis McCarthy and Frank Boland Department ... the earliest days of radar and sonar. For indoor applications, using microphone arrays, such estimates could have use in source localization or speaker t...

Ngày tải lên: 22/06/2014, 19:20

... cited. 1. Introduction Evoked and coordinated brain signals often exhibit distinct, individualized spatial and temporal characteristics, such as amplitude and phase couplings across and within spatial channels ... the discriminable spatio-temporal patterns for the two classes. The addition of ICA produces a set of independent spatio-temporal patterns that are informative in terms o...

Ngày tải lên: 21/06/2014, 19:20

... signals and a parametric representation (spatial parameters) of the multichannel original signal in a time-frequency domain. The binaural synthesis stage combines the spatial parameters EURASIP ... 2005. [21] S. Araki, H. Sawada, R. Mukai, and S. Makino, “Perfor- mance evaluation of sparse source separation and DOA estimation with observation vector clustering in reverberant...

Ngày tải lên: 21/06/2014, 08:20

... including the audio as part of the audio and video payload, taking advantage of packet grouping and syn- chronization, or taking audio and video streams separately through the network, making it ... the gain of the transmission antenna in dBi, l T are the additional losses in the transmission path before the antenna, G RA is the gain of the receiving antenna, and l R are the addit...

Ngày tải lên: 22/06/2014, 19:20

... constraints approach can guarantee that the obtained solution has less degree of constraint violation see 4, 11. Based on such a reformulation for the original problem, an interactive algorithm ... Programs and Its Applications, TsingHua University, Beijing, Germany, 2003. 4 Journal of Inequalities and Applications general stochastic constraints A wx ≥ bw, we obtain their dete...

Ngày tải lên: 21/06/2014, 07:20

... frequency-flat fading channels in [12] using the channel estimation performance bound as a metric for training design. It was found that the optimal training can be achieved from an arbitrary sequence and ... have been only a few literatures on training-based AF channel estimation, and research in this area is still in its infancy. Based on the assumption of flat-fading ch...

Ngày tải lên: 22/06/2014, 00:20

... videos. Therefore, per- ceptual quantitative measures for evaluating these artifacts are desirable. Quantitative assessment of temporal artifacts can facilitate comparison of binary halftone videos ... This instantiation of the flicker assessment framework is depicted in Figure 9 .In Figure 9, K, Q,andR each have a value of 1. L,andS have each a value of 0. P has a value...

Ngày tải lên: 21/06/2014, 08:20

... limited for FSBM, but valid for all kinds of FBMAs. The proposed approach is a companion for all kinds of FBMAs in H.264/AVC. Articles in [33–38] present the subsample approaches for motion estimation. ... motion estimation in H.264/AVC under maintaining the stable visual quality and power-saving for all video sequences. 6. Conclusion In this paper, we present a q...

Ngày tải lên: 21/06/2014, 08:20

... Point Theory and Applications introduced an iterative scheme for finding a common point of the set of fixed points of a nonexapansive mapping S and the set of solutions of the problem 1.1 for an ... 1450–1461, 2007. 7 H. Iiduka, W. Takahashi, and M. Toyoda, “Approximation of solutions of variational inequalities for monotone mappings,” Panamerican Mathematical Journa...

Ngày tải lên: 21/06/2014, 11:20

... their information into the image metadata. We also presented a framework to perform adaptive approximation in real time for changing computational resources by using this metadata. Our experimental ... - - + - - + + + + 0123 1123 2223 3333 0123 1123 2223 3333 Problems Our approach Image block Image Optimal transform approximation for single input x Optimal transform approximation f...

Ngày tải lên: 21/06/2014, 22:20