with sound source localization

... at focal points without a source, a degree of symmetry exists between the positive and negative values This behavior is exploited in a novel way to compute thresholds for sound source detection ... kq The delays and weights associated with the microphone channels are typically not correlated with the noise source paths, which are reasonable when noise sources are sufficiently far from the ... from the noise sources to the microphones and can vary as sources move in the environment For this paper, however, the noise sources were stationary For the linear array, one noise source was positioned...

Ngày tải lên: 21/06/2014, 06:20

Ngày tải lên: 15/09/2013, 03:10

... data – or lose Save 20% with code EBOOK www.it-ebooks.info Register Now Data Analysis with Open Source Tools www.it-ebooks.info www.it-ebooks.info Data Analysis with Open Source Tools Philipp K ... analytically, you will need to develop some familiarity with a few mathematical concepts There is simply no way around it (You can work with data without any math skills—look at what any data modeler ... First Edition The O’Reilly logo is a registered trademark of O’Reilly Media, Inc Data Analysis with Open Source Tools, the image of a common kite, and related trade dress are trademarks of O’Reilly...

Ngày tải lên: 31/03/2014, 12:20

... void templateShutdown( void ) { // Clean up sio2ResourceUnloadAll( sio2->_SIO2resource ); sio2->_SIO2resource = sio2ResourceFree( sio2->_SIO2resource ); sio2->_SIO2window = sio2WindowFree( sio2->_SIO2window ... is to work with the iPhone’s touch screen and accelerometer interfaces with the SIO2 engine User interactivity with the iPhone and iPod Touch comes from touching the multitouch screen with one ... monkey with This function frees the resources that SIO2 has been using and shuts down the engine: 26 void templateShutdown( void ) 27 { 28 // Clean up 29 sio2ResourceUnloadAll( sio2->_SIO2resource...

Ngày tải lên: 03/04/2014, 13:17

... Firewalls Closing Borders with Open Source How to set up, configure, and manage your Linux firewall, web proxy, DHCP, DNS, time server, and VPN with this powerful Open Source solution Barrie Dempster ... packet with the correct sequence number, source, and destination ports, with both SYN and ACK flags set Thirdly, the client, upon receiving the SYN ACK packet, returns a third packet with solely ... Security; he has worked with clients ranging from small businesses with a handful of employees to multinational banks He has a varied background, including experience working with IT in ISPs, manufacturing...

Ngày tải lên: 07/04/2014, 15:22

... related topics:  Getting started with DB2 Express-C  Getting started with Ruby on Rails  Getting started with PHP  Getting started with Python  Getting started with Perl The following figure ... system with support services 26 Getting started with open source development As far as security and reliability goes, open source is a great model because, as many people analyze the source ... started with open source development and "open source software" This moved us to discussing some of the advantages and disadvantages of open source software and how working in the open source...

Ngày tải lên: 23/04/2014, 23:07

... Open Source Toolkit: Building an Enterprise Platform with Open Source Tools John T Bell Stanford Ng James T Lambros J2EE™ Open Source Toolkit: Building an Enterprise Platform with Open Source ... integrate” cycle SourceForge.net SourceForge.net serves as an open source project incubator, offering free hosting for projects with licenses accepted as open source by the OSI SourceForge.net ... software with its being free and think that any software that is given away is open source Although open source software is free, just being free does not make the software open source To be open source...

Ngày tải lên: 01/06/2014, 10:13

... Publishing Professional Portal Development with Open Source Tools: Java™ Portlet API, Lucene, James, Slide Professional Portal Development with Open Source Tools: Java™ Portlet API, Lucene, James, ... views, with the portal serving Web services to them Why Open Source? It seems like making the argument for open -source software gets easier every year This is due in large part to open -source ... Consider another advantage Open -source tools lower barriers to a developer’s entry into the market With open -source products, developers can become proficient with emerging tools and technologies,...

Ngày tải lên: 03/06/2014, 01:46

... that are outside the actual source location set As seen from step (b) in Table {θk with index k Î Λ (i)} are considered to be likely angle candidates where actual sources are located Then, the ... http://asp.eurasipjournals.com/content/2012/1/7 Page of Figure The geometry of sensors and sources sensors with the interelement spacing l/2 The additional noise is assumed Gaussian with zero mean and variance s2, and the SNR is defined ... is uniform in the range from 1° to 180° with 1° increment between adjacent angle candidates Assume that there are three sources at 52°, 70°, and 118° with p1 = 10 dB, p2 = dB, and p3 = dB powers,...

Ngày tải lên: 20/06/2014, 20:20

... amplitude sensor model given by (11) for source localization The experimental results are provided in terms of average localization error (Clearly, the localization error would be affected by the ... ENC with σ = 0.05, Ri = G2 Gain by ENC with σ = 0, Ri = Figure 9: Average localization error versus total rate, RM achieved by the distributed encoding algorithm (global merging algorithm) with ... meaningful to compare our encoding technique with LSQ algorithm since both of them are optimized for source localization and can be viewed as DSC (distributed source coding) techniques which are developed...

Ngày tải lên: 21/06/2014, 08:20

... the sound source direction estimation problem If the number of sound sources is known, the sound source directions can be estimated by putting time delay vector b of corresponding sound source ... 1.5 0.5 Mic.8 S6 RMSE (sound source number) 3.5 Z S3 S1 Figure 7: Arrangement of microphone array and sound sources Sound source number Proposed ITC 12 Figure 9: Sound source number estimation ... arg max Rxi x j (τ) τ t i − t1 = (9) Sound Source Localization and Speed Estimation 3.1 Sound Source Location Estimation Using Least-Square Method The sound source location can be estimated from...

Ngày tải lên: 21/06/2014, 16:20

... human auditory system, binaural sound source separation uses binaural data (sound “heard” at two “ears”) to estimate the arrival angle of “dominant” single -source sounds It does this by comparing ... attributes describe the state of the sound source at the time it produces the sound For example, in the case of a voiced speech sound, fundamental frequency (F0) is a source attribute that indicates ... mixtures with π/2 radians of source separation), 17.2 dB (for monaural CASA) or 8.4 dB (for monaural CASA without the n0 and n5 results), and 24.2 dB (for CASA-EB on mixtures with π/2 radians of source...

Ngày tải lên: 21/06/2014, 20:20

... prewhiten the colored source before transmission; then use channel equalization for white sources to remove the channel effect; and then finally inverse filter to recover the original source However, ... communication system with input s(k) The left side of the figure represents the multichannels hi (k) with multiple measurements xi (k) while the right represents the multichannel equalizer gi (k) with output ... 4-PAM signal with a causal FIR filter whose impulse response coefficient vector is [1 −0.3 0.14 0.12] to generate colored source Please note, in practical application, the colored sources may occur,...

Ngày tải lên: 21/06/2014, 22:20

... Source (d) Spatial likelihood function (SLF) for a microphone pair Figure 1: Source localization geometry is presented The sampling frequency is 22050 Hz, the speed of sound is 343 m/s, the source ... filtering (PF)-based sound source localization systems have been presented [13, 15, 16, 18] This scheme uses information also from the past time frames to estimate the current source location The ... variance, they offer more evidence for the sound source and therefore their convergence is also faster CONCLUSION This article discusses a class of acoustic source localization (ASL) methods based on...

Ngày tải lên: 22/06/2014, 00:20

... fixed-point algorithm with source localization based on MUSIC method Several experiments with the same experimental conditions as in the previous subsections are carried out with various numbers ... in the noneigenvector source localization procedures, which currently suffer with this problem in real-world applications Indeed, in propagator method, we need the number of sources to partition ... number of sources The accuracy of DOA estimation is conditioned by the correct estimation of the number of sources We proposed (36) to estimate the number of sources This method was tested with several...

Ngày tải lên: 22/06/2014, 01:20

... solutions for nonlinear wave equations with nonlinear damping and source terms [4, 5, 10, 13, 18] in the past twenty years Thus, in this paper, we will deal with the existence and the asymptotic ... and a nonlinear source term The difficulties come from the interaction between the pLaplacian and source terms As far as we are concerned, there is a little literature dealing with asymptotic behavior ... a little literature dealing with asymptotic behavior of solutions for differential inclusions with source terms The plan of this paper is as follows In Section 2, the main results besides notations...

Ngày tải lên: 22/06/2014, 18:20

... snapshots CG with F/B spatial smoothing CG AVF with F/B spatial smoothing AVF ESPRIT with F/B spatial smoothing ESPRIT MUSIC with F/B spatial smoothing MUSIC CG with F/B spatial smoothing CG AV with ... the case of correlated sources with or without FBSS We also note that the CG-based and the AV-based estimators (without FBSS) have better performance than MUSIC and ESPRIT with FBSS, at low SNR ... −8 −6 −4 −2 10 12 14 16 18 20 SNR (dB) CG with F/B spatial smoothing CG AV with F/B spatial smoothing AV ESPRIT with F/B spatial smoothing ESPRIT MUSIC with F/B spatial smoothing MUSIC Finally,...

Ngày tải lên: 22/06/2014, 19:20

... SNR (dB) 1st source, our algorithm 2nd source, our algorithm 1st source, [18] 15 −60 20 2nd source, [18] 1st source, CRB 2nd source, CRB 10 SNR (dB) 1st source, our algorithm 2nd source, our algorithm ... number 1st source, our algorithm 2nd source, our algorithm 1st source, [18] 2000 2nd source, [18] 1st source, CRB 2nd source, CRB 500 1000 Snapshot number 1st source, our algorithm 2nd source, our ... the 2nd source (closer to the array) is much lower than that of the 1st source 1000 1500 Snapshot number 1st source, our algorithm 2nd source, our algorithm 2000 1st source, CRB 2nd source, CRB...

Ngày tải lên: 22/06/2014, 19:20

... solutions for nonlinear wave equations with nonlinear damping and source terms [4, 5, 10, 13, 18] in the past twenty years Thus, in this paper, we will deal with the existence and the asymptotic ... and a nonlinear source term The difficulties come from the interaction between the pLaplacian and source terms As far as we are concerned, there is a little literature dealing with asymptotic behavior ... a little literature dealing with asymptotic behavior of solutions for differential inclusions with source terms The plan of this paper is as follows In Section 2, the main results besides notations...

Ngày tải lên: 22/06/2014, 22:20

... equations with nonlocal source, Proceedings of the American Mathematical Society 132 (2004), no 1, 135–145 [7] Y P Chen and C H Xie, Blow-up for degenerate, singular, semilinear parabolic equations with ... al [3, 5] proved that there exists Green’s function G(x,ξ,t − τ) associated with the operator L = xq1 (∂/∂t) − ∂2 /∂x2 with the first boundary condition, and obtained the following lemmas Lemma ... In [6], Chen et al consider the following degenerate nonlinear reaction-diffusion equation with nonlocal source: x q ut − x γ ux x= a u p dx, (x,t) ∈ (0,a) × (0,T), u(0,t) = u(a,t) = 0, u(x,0) =...

Ngày tải lên: 22/06/2014, 22:20