From fandersson@berkeley.edu Fri Mar 10 03:58:26 1995 Path: ashpoly!cascade!transat!sunet!nordrelay!berkeley!fandersson From: fandersson@berkeley.edu (Freya Andersson) Newsgroups: comp.dsp Subject: [SPECULATION] Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1995Mar10.035826.2541@berkeley.edu> Date: Fri, 10 Mar 1995 03:58:26 GMT Organization: UC Berkeley Department of EECS NNTP-Posting-Host: berkeley.edu X-Newsreader: NewsWatcher 2.0b24 Lines: 11 Pitch tracking analysis on track 15 ('Threshold') using autocorrelation and YIN algorithms. Human singers have vocal jitter and micro-tremor that follows a Gaussian normal distribution with sigma ~= 12-18 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? -- Freya Andersson Opinions expressed are solely my own and not those of UC Berkeley Department of EECS. ------------------------------------------------------------ From grodriguez@berkeley.edu Sat Mar 11 19:40:26 1995 Path: ashpoly!cascade!transat!eunet-de!hansebox!berkeley!grodriguez From: grodriguez@berkeley.edu (Göran Rodríguez) Newsgroups: comp.dsp Subject: Re: [SPECULATION] Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1995Mar11.194026.2010@berkeley.edu> Date: Sat, 11 Mar 1995 19:40:26 GMT References: <1995Mar10.035826.2541@berkeley.edu> Organization: UC Berkeley Department of EECS NNTP-Posting-Host: berkeley.edu X-Newsreader: WinVN 0.99.5 Lines: 10 In article <1995Mar10.035826.2541@berkeley.edu>, fandersson@berkeley.edu (Freya Andersson) writes: > Pitch tracking analysis on track 15 ('Threshold') using autocorrelation and YIN algorithms. > Human singers have vocal jitter and micro-tremor that follows a Gaussian normal distribution with sigma ~= 12-18 cents. Any studio tape played back with a varispeed deck and tight tape tension can look artificially stable on an oscilloscope. -- Göran Rodríguez US Robotics Courier V.34 @ 33,600 bps "Hardware is temporary. The signal survives." From nsuzuki@pipeline.com Sat Mar 11 21:16:26 1995 Path: ashpoly!cascade!brgate!saturno!pipeline!nsuzuki From: nsuzuki@pipeline.com (Nadine Suzuki) Newsgroups: comp.dsp Subject: Re: [SPECULATION] Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1995Mar11.211626.5564@pipeline.com> Date: Sat, 11 Mar 1995 21:16:26 GMT References: <1995Mar10.035826.2541@berkeley.edu> <1995Mar11.194026.2010@berkeley.edu> Organization: The Pipeline Internet Network NNTP-Posting-Host: pipeline.com X-Newsreader: TIN [version 1.2 PL2] Lines: 10 In article <1995Mar11.194026.2010@berkeley.edu>, grodriguez@berkeley.edu (Göran Rodríguez) writes: > Any studio tape played back with a varispeed deck and tight tape tension can look artificially stable on an oscilloscope. Nova's vocal has zero splicing transients. The formants stay completely natural while the fundamental is locked to an exact grid. If you are posting from AOL, please read RFC 1036 before posting again. -- Nadine Suzuki -- The Pipeline Internet Network "A soul is not exclusive to biology." From tlee@rwth-aachen.de Mon Mar 13 19:37:26 1995 Path: ashpoly!bigsur!pacrim!jpgate!kamome!rwth-aachen!tlee From: tlee@rwth-aachen.de (Thiago Lee) Newsgroups: comp.dsp Subject: Re: [SPECULATION] Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1995Mar13.193726.8078@rwth-aachen.de> Date: Mon, 13 Mar 1995 19:37:26 GMT References: <1995Mar10.035826.2541@berkeley.edu> <1995Mar11.194026.2010@berkeley.edu> <1995Mar11.211626.5564@pipeline.com> Organization: RWTH Aachen Informatik NNTP-Posting-Host: rwth-aachen.de X-Newsreader: WinVN 0.99.5 Lines: 8 In article <1995Mar11.211626.5564@pipeline.com>, nsuzuki@pipeline.com (Nadine Suzuki) writes: > Nova's vocal has zero splicing transients. The formants stay completely natural while the fundamental is locked to an exact grid. Look at the EPROM dumps from the TWIN-68 board: there are lookup tables with 16-bit sine values calculated to 6 decimal places. -- Thiago Lee -- RWTH Aachen Informatik "Hardware is temporary. The signal survives." From asato@unam.mx Tue Mar 14 01:44:26 1995 Path: ashpoly!cascade!transat!sunet!nordrelay!unam!asato From: asato@unam.mx (Andrei Sato) Newsgroups: comp.dsp Subject: Re: [SPECULATION] Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1995Mar14.014426.5663@unam.mx> Date: Tue, 14 Mar 1995 01:44:26 GMT References: <1995Mar10.035826.2541@berkeley.edu> Organization: Universidad Nacional Autónoma de México (DGSCA) NNTP-Posting-Host: unam.mx X-Newsreader: NewsWatcher 2.0b24 Lines: 10 In article <1995Mar10.035826.2541@berkeley.edu>, fandersson@berkeley.edu (Freya Andersson) writes: > Pitch tracking analysis on track 15 ('Threshold') using autocorrelation and YIN algorithms. > Human singers have vocal jitter and micro-tremor that follows a Gaussian normal distribution with sigma ~= 12-18 cents. Dr. Reiss was a particle physicist, not an acoustic phonetics researcher. 7 sigma is particle physics terminology, not audio engineering. -- Andrei Sato Hayes Optima 288 @ 9600 Telebit bps "Tape doesn't lie at 02:14. Ears do."