Displaying 20 results from an estimated 3000 matches similar to: "OPUS vs MP3"
2017 Oct 31
3
OPUS vs MP3
Jean-Mark sarkasm.
Jean-Markasm.
(Bonus points for providing an actual noisy WAV! ^_^)
On 30/10/2017 20:28, Jean-Marc Valin wrote:
Hi,
Before I comment on the graphics you posted to visualize the difference
between two audio signals, I'd like to ask for your help in evaluating
my JPEG encoder. I've encoded an image with JPEG and then computed the
difference with the original. I then
2017 Nov 16
2
Opus vs AAC (endurance test)
using iTunes i've noticed that AAC is
very good at re-encoding own lossy sound.
let's test Opus!
neroaacenc.exe -q 0.75 -if 000.wav -of 001.m4a
neroaacdec.exe -if 001.m4a -of aac001.wav
wavdiff.exe 000.wav aac001.wav
Comparing 000.wav - aac001.wav...
Max diff: -17.3867dB
RMS diff: -33.0851dB
Mean diff: -32.4582dB
opusenc.exe --bitrate 512 "000.wav" 001.opus
opusdec.exe 001.opus
2017 Oct 30
0
OPUS vs MP3
Hi,
Before I comment on the graphics you posted to visualize the difference
between two audio signals, I'd like to ask for your help in evaluating
my JPEG encoder. I've encoded an image with JPEG and then computed the
difference with the original. I then converted the difference to sound.
You can listen to the image difference on this clip:
https://jmvalin.ca/misc_stuff/diff.wav
Can you
2017 Oct 31
0
OPUS vs MP3
Just to be clear, my goal here wasn't to make fun of anyone, but to
drive the point that spectrograms should *never* be used to demonstrate
quality. The only case where they can sometimes be useful is for
diagnostic purposes. If you hear something and you're not sure what
you're hearing exactly, then sometimes a spectrogram can help you figure
out what it is. That's pretty much it.
2017 Oct 29
7
Count non-zero values in excluding NA Values
Dear R Staff
You can see my data.csv file in the annex.
I try to count non-zero values in dataset but I need to exclude NA in this
calculation
My code is very long (following),
How can I write this code more efficiently and shortly?
## [NA_Count] - Find NA values
data.na =sapply(data[,3:ncol(data)], function(c) sum(length(which(is.na
(c)))))
## [Zero] - Find zero values
2020 Oct 29
2
Good Evening,
I contacted Martin Maechler (maechler at stat.math.ethz.ch) and was advised to
contact you for input on the question below...thanks!
I am very new with the R experience, all I know is that it's computer
language & coding... I'm trying to plot a regression graph for runif (100,
1000, 10000). What am I not getting here, I can get the values in R no
problem, but no idea how to turn it
2020 Jun 22
2
SAMBA using existing users and passwords on Linux
Oops, wrong language ;D
Okay Rowland.
Thank you very much for this help.
To the next.
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2018 Feb 20
3
Take the maximum of every 12 columns
This is what I was looking for. Thank you everyone!
Sincerely,
Milu
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2017 Oct 31
3
Antw: Re: OPUS vs MP3
Hi guys,
as MP3 and Opus have very similar objectives, I think the original poster's
question was a valid one: Why does Opus have more artefacts in the lower
frequency ranges than MP3 has? The spontaneous suspect that lower frequency
artefacts may be more noticeably than higher frequency artefacts seems
plausible, also. Is it a matter of energy (which is higher for higher
frequencies)?
When
2018 Feb 21
2
Asterisk crash on core show channel
Thanks for you answer Marcus,
So maybe this means some bug was fixed? Anyone aware of something related?
>From the release notes, I couldn't find any direct change that could fix
this....
Thanks,
Kind regards,
Patrick Wakano
On 21 February 2018 at 20:29, Marcus Kvarsell <Marcus.Kvarsell at fogwise.se>
wrote:
> Hello, i found upgrading to asterisk 15 helped.
>
>
>
>
2020 Apr 26
2
Hello
Hello. My name is Yarin.
I want to setup the app to create my station. the explanation is not clear.
Can you help me please from the beginning?
Thank you
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2020 Jun 22
2
SAMBA using existing users and passwords on Linux
On 22/06/2020 14:00, Fernando Gon?alves wrote:
> Good morning Rowland.
>
> As you may have noticed, I am no expert in deploying SAMBA in an AD
> domain.
> Could you give me a link with a tutorial that explains in a simple way
> the procedure for this?
You could start here:
https://wiki.samba.org/index.php/Setting_up_Samba_as_a_Domain_Member
>
> Just to not leave
2018 Feb 20
0
Take the maximum of every 12 columns
Ista, et. al: efficiency?
(Note: I needed to correct my previous post: do.call() is required for
pmax() over the data frame)
> x <- data.frame(matrix(runif(12e6), ncol=12))
> system.time(r1 <- do.call(pmax,x))
user system elapsed
0.049 0.000 0.049
> identical(r1,r2)
[1] FALSE
> system.time(r2 <- apply(x,1,max))
user system elapsed
2.162 0.045 2.207
##
2019 Jan 31
2
Hexagon automatically generated code - proposed change
Krzysztof,
lib/Target/Hexagon/HexagonDepDecoders.h is marked as generated code and I
should consult you, as code owner, before changing. As this file is not a
stand-alone header (does not compile alone, no header guards, is included
in the middle of other files) it should not have the .h extension. I
propose that this file be renamed to have .inc extension to be consistent
with the coding
2017 Oct 29
0
Count non-zero values in excluding NA Values
What was suggested by Eric and Rui works well, but here is a short and may
be simpler answer provided your data is similar what Eric posted. It should
work for your l data too.
aa <- is.na(data)|data==0
nrow(data)-colSums(aa)
EK
On Sun, Oct 29, 2017 at 6:25 AM, Engin YILMAZ <ispanyolcom at gmail.com> wrote:
> Dear R Staff
>
> You can see my data.csv file in the annex.
>
2020 Oct 04
3
Leyenda gráfico combinado
Hola buenos días
hice un gráfico combinado de líneas, puntos y barras en ggplot2, pero no sé
cómo puedo poner la leyenda de eso gráfico para que me represente para las
líneas con puntos los valores estimados por un modelo y observados.
este es mi código:
ggplot(MLM,aes(x=Individuo)) + geom_bar(aes(y=Observada), stat =
"identity", color= "gray") +
geom_line(aes(y=Estimada),
2017 Oct 29
0
Count non-zero values in excluding NA Values
Since i could not see your data, the easiest thing comes to mind is court
values excluding NAs, is something like this
sum(!is.na(x))
Best of luck--EK
On Sun, Oct 29, 2017 at 6:25 AM, Engin YILMAZ <ispanyolcom at gmail.com> wrote:
> Dear R Staff
>
> You can see my data.csv file in the annex.
>
> I try to count non-zero values in dataset but I need to exclude NA in this
>
2017 Oct 29
1
Count non-zero values in excluding NA Values
Dear R Staff
This is my file (www.fiscalforecasting.com/data.csv)
if you don't download this file, my dataset same as following
Year
Month
A
B
C
D
E
2005
July
0
*4*
NA
NA
*1*
2005
July
0
NA
NA
0
*9*
2005
July
NA
*4*
0
*1*
0
2005
July
*4*
0
*2*
*9*
NA
I try to count non-zero values which are not NA values for every *column*
*Sincerely*
*Engin YILMAZ*
2016 Jan 18
4
tinc running openwrt (mikrotik metarouter mips)
Hi Guys
I am wanting to test running tinc in openwrt. I need help on how to run it
in openwrt. How do I compile tinc ?
Regards
Yazeed Fataar
<yazeedfataar at hotmail.com>
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2020 Apr 28
2
Hello
Why do you say TLS is not supported on Windows? I've been using it for
about a year now.
Justin
On 2020-04-27 12:27, Marvin Scholz wrote:
> Hi,
> in case you lack the necessary skills its probably not a safe
> approach to try to host Icecast yourself.
> So instead you might want to look into paying for hosted Icecast
> solutions or get more familiar with the needed