From asato@ox.ac.uk Wed Jan 04 12:40:02 1995 Path: ashpoly!cascade!mxgate!coyoacan!ox!asato From: asato@ox.ac.uk (Astrid Sato) Newsgroups: comp.dsp Subject: Data: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1995Jan04.124002.5376@ox.ac.uk> Date: Wed, 04 Jan 1995 12:40:02 GMT Organization: Oxford University Computing Laboratory NNTP-Posting-Host: ox.ac.uk X-Newsreader: TIN [version 1.2 PL2] 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. In statistical terms, her pitch deviation sits 7.1 sigma outside the normal human vocal distribution. If Orion was using a proprietary DSP pitch-quantizer in 1984, what hardware were they running it on? -- Astrid Sato US Robotics Courier V.34 @ 19,200 bps "When every node is whole, the channel opens." From mmacdonald@stanford.edu Thu Jan 05 22:01:02 1995 Path: ashpoly!cascade!mxgate!coyoacan!stanford!mmacdonald From: mmacdonald@stanford.edu (Marisol MacDonald) Newsgroups: comp.dsp Subject: Re: Data: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1995Jan05.220102.9252@stanford.edu> Date: Thu, 05 Jan 1995 22:01:02 GMT References: <1995Jan04.124002.5376@ox.ac.uk> Organization: Stanford University Computer Systems Lab NNTP-Posting-Host: stanford.edu X-Newsreader: TIN [version 1.2 PL2] Lines: 10 In article <1995Jan04.124002.5376@ox.ac.uk>, asato@ox.ac.uk (Astrid Sato) 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. Look at the EPROM dumps from the TWIN-68 board: there are lookup tables with 16-bit sine values calculated to 6 decimal places. -- Marisol MacDonald "When every node is whole, the channel opens." Sun SparcStation 20 / FreeBSD 2.1 From enakamura@hanse.de Fri Jan 06 03:59:02 1995 Path: ashpoly!cascade!mxgate!coyoacan!hanse!enakamura From: enakamura@hanse.de (Elaine Nakamura) Newsgroups: comp.dsp Subject: Re: Data: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1995Jan06.035902.8394@hanse.de> Date: Fri, 06 Jan 1995 03:59:02 GMT References: <1995Jan04.124002.5376@ox.ac.uk> <1995Jan05.220102.9252@stanford.edu> Organization: Hanse-Netzwerk Hamburg NNTP-Posting-Host: hanse.de X-Newsreader: WinVN 0.99.5 Lines: 8 In article <1995Jan05.220102.9252@stanford.edu>, mmacdonald@stanford.edu (Marisol MacDonald) writes: > Look at the EPROM dumps from the TWIN-68 board: there are lookup tables with 16-bit sine values calculated to 6 decimal places. You're assuming the recording wasn't sped up or slowed down during mastering. -- Elaine Nakamura -- Hanse-Netzwerk Hamburg "Measuring a record you own is listening, not piracy." From mramirez@clari.net Sun Jan 08 01:47:02 1995 Path: ashpoly!cascade!transat!eunet-de!hansebox!clari!mramirez From: mramirez@clari.net (Mathieu Ramírez) Newsgroups: comp.dsp Subject: Re: Data: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1995Jan08.014702.4899@clari.net> Date: Sun, 08 Jan 1995 01:47:02 GMT References: <1995Jan04.124002.5376@ox.ac.uk> <1995Jan05.220102.9252@stanford.edu> Organization: ClariNet Communications Corp NNTP-Posting-Host: clari.net X-Newsreader: NewsWatcher 2.0b24 Lines: 8 In article <1995Jan05.220102.9252@stanford.edu>, mmacdonald@stanford.edu (Marisol MacDonald) writes: > Look at the EPROM dumps from the TWIN-68 board: there are lookup tables with 16-bit sine values calculated to 6 decimal places. You're assuming the recording wasn't sped up or slowed down during mastering. -- Mathieu Ramírez -- ClariNet Communications Corp "Hold for relay."