search for: inprecise

Displaying 6 results from an estimated 6 matches for "inprecise".

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2009 Aug 12
2
AEC troubleshooting
...e to hear from other people with experience of AEC and Speex. I guess I have to split my question into to parts now. 1. Is it a fact that using the windows multimedia API (wave audio) for audio capture and playback makes it impossible to do echo cancellation with Speex AEC or other EC method due to inprecise timing? I welcome comments from anyone who has got echo cancellation working when recording through WinMM, DirectSound or ASIO. 2. What about the Speex echo cancellor and the different sampling rates. Will it only perform well in narrowband mode (8kHz)? Does it not perform well in wideband (16kHz)...
2002 May 14
2
least summed square distance + fit
...like this (consider it beeing x,y,z coords): 441 447 0 265 407 0 374 223 0 288 574 0 669 309 0 591 195 0 595 475 0 424 351 0 I get a second matrix (subject data) that is similiar to the above matrix but it is scaled, translated and rotated (and of course a little inprecise). Also I have an errorfunction that sums up the squared distances of corresponding points of orig matrix and subject matrix. And here comes my problem: I now need an fitting function that scales, rotates and translates my subject matrix so that the error (computed by the errorfunction) is mini...
2009 Apr 30
1
problem about finding power in test about variances
Hello All I am new to this list. I have a problem where for a single sample drawn from normal population, null hypothesis is that variance = k (say). Alternative hypothesis is variance > k. Now if we know the true variance, then I would like to calculate the sample size required to produce certain power (for some significance). How do I do this ? I thought of using pwr.chisq.test, and I
2005 Sep 15
0
CentOS 4U2 timing. -- Cell != PowerPC 64
...3-way multi-core Power CPU. The PS/3 is a Power core with vector units attached, radically different. > http://www.blachford.info/computer/Cell/Cell3_v2.html That's a good link, but even he doesn't know what the final ISA will look like. I also don't think he realizes that the inprecise nature of the vector units will limit the potential of the Cell for many scientific/engineering applications. 19GFLOPS is great, unless you actually need precision. E.g., you could _never_ use the Cell for Computational Fluid Dynamics (CFD), which was one of the first and most linearly scaling ap...
2009 Aug 11
2
AEC troubleshooting
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2003 Nov 24
4
R postscript generation error (lines versus points) (PR#5285)
Full_Name: Stephen Harker Version: 1.80 OS: linux (Yellow Dog 3.0 on ppc) Submission from: (NULL) (130.194.13.101) In creating a postscript file from a set of data in which the points are plotted using `points()' and lines drawn using `lines()' I have found since upgrading from R version 1.4? to 1.8 that the two sets do not coinicide completely. This is best illustrated by a simple