Re: Experiments with large N

[Kelly Fitz <kelly_fitz@xxxxxxxxxxx>]

Not only related! Just to clarify, I do not recall exactly when I  
pointed this out, but whenever I did, I was certainly referring to  
just this study. (There is, for example, a link to this work from my  
sound morphing web page http://www.cerlsoundgroup.org/Kelly/ 
soundmorphing.html)

Kelly


On Dec 1, 2007, at 5:43 PM, Matt Wright wrote:

> Trevor Cox recently published the results of an online experiment  
> about listeners' ratings of sound files on a six-point scale ("not  
> horrible", "bad", "really bad", "awful", "really awful", and  
> "horrible").  To date he has 130,000 subjects (!) and about 1.5  
> million data points:
>
> http://www.sea-acustica.es/WEB_ICA_07/fchrs/papers/ppa-09-003.pdf
>
> Here's the website for his experiment: http://www.sound101.org
>
> Clearly this is related to the "effect of visual stimuli on the  
> horribleness of awful sounds" that Kelly Fitz pointed out.
>
> -Matt
>
>
> On Jun 29, 2007, at 12:32 AM, Massimo Grassi wrote:
> > So far it looks that the experiment with the largest N (513!) is  
> > "The role of contrasting temporal amplitude patterns in the  
> > perception of speech" Healy and Warren JASA but I didn't check yet  
> > the methodology to see whether is a between or a within subject  
> > design.

Kelly Fitz
DSP Research Engineer, Starkey Hearing Research Center