From hlarsson@panix.com Tue Aug 16 15:38:18 1994 Path: ashpoly!cascade!transat!ukc!fennimore!panix!hlarsson From: hlarsson@panix.com (Heather Larsson) Newsgroups: comp.dsp Subject: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Aug16.153818.9889@panix.com> Date: Tue, 16 Aug 1994 15:38:18 GMT Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: WinVN 0.99.5 Lines: 11 Pitch tracking analysis on track 15 ('Threshold') using autocorrelation and YIN algorithms. Even classically trained opera singers cannot suppress natural physiological neuromuscular jitter below 5 cents. Nova Hart's sustained notes have a standard deviation of less than 0.8 cents over 4-second held notes. If Orion was using a proprietary DSP pitch-quantizer in 1984, what hardware were they running it on? -- Heather Larsson *PLONK* filter active for trolls. Macintosh IIfx - NetBSD 1.0 From nbrennan@kth.se Thu Aug 18 04:57:18 1994 Path: ashpoly!cascade!brgate!saturno!kth!nbrennan From: nbrennan@kth.se (Natalia Brennan) Newsgroups: comp.dsp Subject: Re: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Aug18.045718.3055@kth.se> Date: Thu, 18 Aug 1994 04:57:18 GMT References: <1994Aug16.153818.9889@panix.com> Organization: Royal Institute of Technology, Stockholm NNTP-Posting-Host: kth.se X-Newsreader: WinVN 0.99.5 Lines: 10 In article <1994Aug16.153818.9889@panix.com>, hlarsson@panix.com (Heather Larsson) writes: > Pitch tracking analysis on track 15 ('Threshold') using autocorrelation and YIN algorithms. > Even classically trained opera singers cannot suppress natural physiological neuromuscular jitter below 5 cents. Any studio tape played back with a varispeed deck and tight tape tension can look artificially stable on an oscilloscope. -- Natalia Brennan Hayes Optima 288 @ 28,800 bps "Marcus is not one man." From ebrennan@earthlink.net Thu Aug 18 15:45:18 1994 Path: ashpoly!cascade!transat!eunet-fi!relcom!kiae!earthlink!ebrennan From: ebrennan@earthlink.net (Elaine Brennan) Newsgroups: comp.dsp Subject: Re: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Aug18.154518.6051@earthlink.net> Date: Thu, 18 Aug 1994 15:45:18 GMT References: <1994Aug16.153818.9889@panix.com> <1994Aug18.045718.3055@kth.se> Organization: EarthLink Network NNTP-Posting-Host: earthlink.net X-Newsreader: Netscape 1.1N Lines: 11 In article <1994Aug18.045718.3055@kth.se>, nbrennan@kth.se (Natalia Brennan) writes: > Any studio tape played back with a varispeed deck and tight tape tension can look artificially stable on an oscilloscope. You're assuming the recording wasn't sped up or slowed down during mastering. Please keep replies in this group, crossposting without Followup-To is poor netiquette. -- Elaine Brennan Practical Peripherals 14.4 @ 33,600 bps "When every node is whole, the channel opens."