Indeed. This debate is getting tiresome.
> On Aug 21, 2015, at 8:59 PM, <b...@bobhuff.com> <b...@bobhuff.com> wrote: > > > > From: Peter S <peter.schoffhau...@gmail.com> > To: music-dsp@music.columbia.edu > Sent: Friday, August 21, 2015 6:47 PM > Subject: Re: [music-dsp] Compensate for interpolation high frequency signal > loss > > On 22/08/2015, Ethan Duni <ethan.d...@gmail.com> wrote: > > > > We've been over this repeatedly, including in the very post you are > > responding to. The fact that there are many ways to produce a graph of the > > interpolation spectrum is not in dispute, nor is it germaine to my point. > > Earlier you disputed that there's no upsampling involved. > Apparently you change your mind quite often... > > > It's seems like you are trying to > > avoid my point entirely, in favor of some imaginary dispute of your own > > invention, which you think you can "win." > > I claimed something, and you disputed it. I proved that what I > claimed, is true. Therefore, all your further arguments are invalid... > (and are boring) > > > I have no idea what you think you are proving by scrutinizing graph > > artifacts like that > > I am proving that what you see on the graph is not sinc(x) / > sinc^2(x), but rather some noisy curve, like the spectrum of upsampled > noise. Therefore, my original argument is correct. > > > It's also in extremely poor taste to use "retard" as a term of abuse. > > Well, if you do not see that the graph pictured on Olli's figure is > not sinc(x), then you're retarded. > > > Meanwhile, it seems that you are suggesting that the spectrum of white > > noise linearly interpolated up to a high oversampling rate is not sinc^2. > > Naturally, there's going to be some jaggedness in the spectrum because > of the noise. So, obviously, that is not sinc^2 then. > > > Are you claiming that those wiggles in the graph represent > > aliasing of the spectrum from resampling at 44.1kHz? If so, that is > > unlikely. > > Nope, the "wiggles" in the graph are from the noise. > > > > > -P > _______________________________________________ > music-dsp mailing list > music-dsp@music.columbia.edu > https://lists.columbia.edu/mailman/listinfo/music-dsp > > > _______________________________________________ > music-dsp mailing list > music-dsp@music.columbia.edu > https://lists.columbia.edu/mailman/listinfo/music-dsp
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