Displaying 20 results from an estimated 400 matches similar to: "deriving waveform values"
2013 Jul 09
0
Fwd: AQuA Meter – waveform analysis to get continous MOS scores for your network
Hi,
Although this is a repost from Asterisk biz, we would like to ask if
somebody may help us to develop a native Asterisk module using AQuA
technology for voice quality monitoring using the same web service AQuA
Meter is using.
Thanks,
Sevana Finland/Estonia
---------- Forwarded message ----------
From: Sevana Oy <sales at sevana.fi>
Date: Mon, Jun 17, 2013 at 7:30 PM
Subject: AQuA Meter
2007 Oct 10
1
average waveform over many cycles
I have 400 cycles of a noisy waveform. I would like to find the average
(over the 400 cycles) of one cycle. Please tell me to do it in R. Any
suggestions welcome!
Thanks very much for any help.
Bill
2005 Sep 19
3
waveform filtering
I'm not an engineer so I hope I'm using the correct terminology here. I
have a recorded waveform that I want to apply low and high pass filters
too, are tehre already R functions existing to do this or am I going to
have to program my own?
thanks for any pointers
tom
2006 Nov 24
1
Rgraphviz -404 Page not found
Again i have problem in locating the package for clique-graphs
I tried with BioConductor under Browse for packages, it doesn't work atall.
Kindly guid me
Thanks
JJ
On 8/23/06, Seth Falcon <sfalcon@fhcrc.org> wrote:
>
> "j.joshua thomas" <researchjj@gmail.com> writes:
>
> > Dear Robert,
> >
> > Thanks for your time.
> > I have
2003 Mar 06
1
POSIX ACL to NT ACL bugs in get_nt_acl()
Hello , the described bellow happens both in samba 2.2.7a and 3.0-alfa22.
First bug:
As it is easy to check smbd , when asked about ACL entry of a file
never sends to the client OS DENY Access Control Entries , only ALLOW.
so for example for a XFS file with acl:
# owner: a
user::r--
group::rwx
other::rwx
Win2K security tab shows for user "a":
Read & exec =
2017 Nov 12
0
create waveform sawtooth
Ccing the maintainer if the tuneR package.
Looks to me like sawtooth (and square) don't behave as expected when using xunit="samples". Workaround is to use xunit="time" instead:
sawtooth(110,duration=1/100,samp.rate=sample_rate,xunit="time")
I looked at the code but found it to be opaque.
--
Sent from my phone. Please excuse my brevity.
On November 12, 2017
2011 Feb 18
2
R script HELP!
The following is my R script which I am struggling with to assess ICESat
data..perhaps it is the ID_min or ID_max that is wrong? I don't know, any
help would be greatly appreciated :(
# OPTIONS - CHANGE THESE VARIABLES IF NEEDED\par
######################################################################\par
\par
icesatfile <-
2004 Oct 21
1
hi all
hi,
i hv been burning nights reading howtos and manuals for iproute2 and
iptables aiming at succesfully implementing a DMZ-NAT solution for our
college (institute.)
i am a student and never had past experience but hv used linux for
quite some time now.
so my first question is: do the functions of iptables and iproute2
overlap atall. i am preety confused regd this matter.
2nd: is it possible to
2005 Mar 03
2
ezstream
hi everybody. I am involved in a Internet Radio Station in Bristol UK.
We are using a icecast 2 server and are trying to work out what to use
to upstream.
Currently we are using darkice which seems to work well. However it
does not support playlists.
I have looked at muse-streamer but it is currently far to unstable.
Therefore ices or ezstream seem to be the option. From what I can
gather
2017 Nov 12
2
create waveform sawtooth
My tuneR sawtooth wave function generator is broken.
When I use the sine function, I get exactly what I expect: a sine wave whose frequency is defined by the freq parameter. In particular, higher frequencies have shorter wavelengths (more cycles per second means shorter waves). When I create a sawtooth wave, the opposite seems to occur: higher frequencies result in longer waves. But that?s not
2006 Jan 26
1
TDM400 pinout
Hi I'm looking for a pinout for the above. Note this has what i'd call
RJ45 sockets (or someone smart can correct me). I need to plug into BT
(rj13?).
And, yes I've googled (glad I'm not chinese) and have tried the
suggested, just plug in a 6 connector rj11 and i didnt work atall.
On a side note, I cannot beleive that Digium dont have this information
on there site, it
2005 Mar 03
0
ezstream
On Thu, 03 Mar 2005 14:50:47 +0000, Ben Edwards (lists)
<lists@videonetwork.org> wrote:
> hi everybody. I am involved in a Internet Radio Station in Bristol UK.
> We are using a icecast 2 server and are trying to work out what to use
> to upstream.
>
> Currently we are using darkice which seems to work well. However it
> does not support playlists.
>
> I have
2005 May 12
2
Mozilla 1.0.4 security update (Just install it, will keep all settings) + Important note from me,please read,those uninterested,please dont flame ;)
Update to the mozilla vulnerabilities wich were not Publicly reported
(To MY standard, for BSD/Cros platform users) , so i performed my own
research,PoC's etc, and have submitted all my results.
I wont say i had ANYTHING atall todo with the Update, BUT please
Update a.s.a.p to mozilla v1.0.4 , that should stop atleast ONE
exploit, the other may be a simple matter oif not allowing your
2005 Mar 04
0
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2009 Jan 20
0
VoIP with wavefrom and speex
Hi!
I'm totally new to audio programming. I managed to create a VoIP with waveform (PCM). The problem was the really high traffic, so I desided to use speex for compressing the data.
I'm recording with mono, 16bit/sample, 8000 samples per second. I tried to add the speex compression, but I always get a crash when I try to decode the data.
Here is my encode and decode function:
int
2012 Oct 25
2
WAVE PCM to OPUS and back
Hello,
I have an p2p voice chat application using WAVE PCM (winmm). Now i am
trying to add opus encoding to it to send it over the TCP/IP and then
decoding it back to play - but without success (without opus it works ok)
Here is an example of my code. I get message from input device then
encode with opus then decode it back to output wave header and play.
Doing it i hear only noise in my
2015 Aug 25
2
PLC Sounds Robotic - How to Implement FEC Wideband
I am specifically using Celt Wideband (48kHz) over WiFi multicast that naturally leads to lost packets and am trying to minimize the impact to the audio. I implemented PLC but the audio it produces is robotic. Have I implemented PLC correctly?
Checking the waveform it is using the previous received waveform to fill in a missing packet but not the full waveform so it has to repeat. Basically,
2008 Aug 06
1
error in installing R packages
Hello,
I am trying to install R packages under linux, some of the packages can
not be installed and I got the following error, could anybody give me
suggestion on where the problem is and how to fix it? Thanks-e
> .libPaths()
[1] "/usr/lib64/R/library"
[2] "/usr/share/R/library"
[3]
2009 Nov 28
2
fft and filtering puzzle
I am puzzled by a filtering problem using fft(). I don't blame R.
I have a waveform y consisting of the sum of 2 sinewaves having freqs f1 and f2.
I do s = fft() of y.
Remove s's spike at freq=f2
Do inverse fft on s.
The resulting waveform still has a lot of f2 in it! But the filtering
should have removed it all.
What is going on, and how to fix??
Thanks very much for any help.
Bill
2015 Aug 25
0
PLC Sounds Robotic - How to Implement FEC Wideband
What do you mean by "implement"? You're just using the Opus built-in PLC
(passing NULL), right? The PLC generally attempts to find periodicity
and replicate it. I guess if your signal isn't periodic it can lead to a
repetition that isn't great. It's something that could probably be
improved in the PLC.
Cheers,
Jean-Marc
On 08/25/2015 01:21 PM, Scott Boekweg wrote: