báo cáo hóa học:" Research Article A Computational Auditory Scene Analysis-Enhanced Beamforming Approach for Sound Source Separation" pptx

... paper describes a novel approach to sound source separation, called computational auditory scene analysis-enhanced beamforming (CASA-EB), that achieves increased separation performance by combining ... that combining monaural CASA and beamforming, as in CASA- EB, provides more complete signal separation than either CASA or beamforming alone, and that the separated signals...

Ngày tải lên: 21/06/2014, 20:20

... information is instantaneously and perfectly available at each AP and user. Also, ideal Shannon-rate coding has been assumed, that is, the impact of real-world coding and modulation schemes has ... realistic models for signal propagation and cochannel interference (accounting, at least, for distance-based power loss and shadow fading effects). A proposal for a future-generation cellu...

Ngày tải lên: 21/06/2014, 19:20

... sensor architecture for the locally raster-scanning raw image sensor. the calculations are formulated as (4). Ta b l e 2 shows that the average variation of red signal is 0.09, the average variance ... and 9 means that the diagnosis is not a ected. According to the evaluation results of Figure 14, all decoded GI images are suitable for practical diagnosis because of high evaluation score...

Ngày tải lên: 21/06/2014, 07:20

... invalid path will realize the invalid path when it receives the data packet and tries to forward it according to the path found in its header. The data packet is treated like any data packet that cannot ... that cannot be forwarded at a node due to an invalid path in its header. The node carries out a route discover y operation, as described earlier, to find an alternative path for the d...

Ngày tải lên: 21/06/2014, 17:20

... 2499–2503, Montreal, Canada, September 2006, CD-ROM. [17] R. Zemek, S. Hara, K. Yanagihara, and K I. Kitayama, A joint estimation of target location and channel model parameters in an IEEE 802.15.4-based ... pages doi:10.1155/2009/434597 Research Article A Common Coordinates/Heading Direction Generation Method for a Robot Swarm with Only RSSI-Based Ranging Shinsuke Hara, Tatsuya Is...

Ngày tải lên: 21/06/2014, 22:20

... M i is a K ×K linear transformation unitary matrix to ensure channel identifiable, as explained later; α i is the relay amplification factor to meet the power constraint for each relay terminal and ... 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 arbitr...

Ngày tải lên: 22/06/2014, 00:20

... that this is indeed true for all admissible q, t,andx 1 . For the case x 1  a, ψq 1/1−qta. Because ta ≤ b a, ψq ≥ 1/b a . When a& lt;x 1 ≤ b, the value of ψq approaches ∞ as q approaches ... pages doi:10.1155/2008/717614 Research Article A Refinement of Jensen’s Inequality for a Class of Increasing and Concave Functions Ye Xia Department of Computer and Informatio...

Ngày tải lên: 22/06/2014, 03:20

... variety of ac- cess patterns, including diagonal zigzagging and rotation. The adapted LMCs are assigned to local FPGA RAMs that serve as buffer and parameter memories. The macros are programmed at run ... EURASIP Journal on Embedded Systems Image n Image n − 3 Image n − 1 Image n − 2 Advance of read/write addresses to form ring buffer Incomming data Backward search area (prev. image) Forward se...

Ngày tải lên: 22/06/2014, 19:20

... USB CAN Wi-Fi Ethernet isa isa isa isa isa isa has storage ∗ has IO ∗ has network ∗ has bus ∗ has cpu ∗ has cpu ∗ has bus ∗ has memory ∗ has memory ∗ has firmware ∗ has os ∗ has standalone application Figure ... storage Storage ··· Embedded Board has software SoftwareInstance ∗ has hardware Hardware has environmental Environmental has mechanical Mechanical has power Power ··· Instance ∗ Instan...

Ngày tải lên: 22/06/2014, 19:20

... area of signal processing for communications, with particular emphasis on antijam spread- spectrum communications, wavelet theory and applications, per- formance analysis, and resource allocation ... subchannels in an optimal w ay under var- ious constraints. One of the problems that are of practical interest is margin maximization or transmission power min- imization, also known as margin...

Ngày tải lên: 22/06/2014, 19:20