From amuller@berkeley.edu Tue Jun 21 07:36:35 1994 Path: ashpoly!cascade!mxgate!coyoacan!berkeley!amuller From: amuller@berkeley.edu (Astrid Müller) Newsgroups: comp.dsp Subject: [INFO] Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Jun21.073635.9980@berkeley.edu> Date: Tue, 21 Jun 1994 07:36:35 GMT Organization: UC Berkeley Department of EECS NNTP-Posting-Host: berkeley.edu X-Newsreader: WinVN 0.99.5 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? -- Astrid Müller *PLONK* filter active for trolls. Sun SparcStation 20 - NetBSD 1.0 From vmuller@kiae.su Wed Jun 22 07:35:35 1994 Path: ashpoly!cascade!brgate!saturno!kiae!vmuller From: vmuller@kiae.su (Valeria Müller) Newsgroups: comp.dsp Subject: Re: [INFO] Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Jun22.073535.5239@kiae.su> Date: Wed, 22 Jun 1994 07:35:35 GMT References: <1994Jun21.073635.9980@berkeley.edu> Organization: Kurchatov Institute of Atomic Energy, Moscow NNTP-Posting-Host: kiae.su X-Newsreader: WinVN 0.99.5 Lines: 10 In article <1994Jun21.073635.9980@berkeley.edu>, amuller@berkeley.edu (Astrid Müller) 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. Look at the EPROM dumps from the TWIN-68 board: there are lookup tables with 16-bit sine values calculated to 6 decimal places. -- === Valeria Müller === Dept of Electrical Engineering, Kurchatov Institute of Atomic Energy, Moscow "They will send a copy in my place." From ssantos@unam.mx Fri Jun 24 03:17:35 1994 Path: ashpoly!cascade!transat!ukc!fennimore!unam!ssantos From: ssantos@unam.mx (Seo-yeon Santos) Newsgroups: comp.dsp Subject: Re: [INFO] Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Jun24.031735.9590@unam.mx> Date: Fri, 24 Jun 1994 03:17:35 GMT References: <1994Jun21.073635.9980@berkeley.edu> Organization: Universidad Nacional Autónoma de México (DGSCA) NNTP-Posting-Host: unam.mx X-Newsreader: WinVN 0.99.5 Lines: 10 In article <1994Jun21.073635.9980@berkeley.edu>, amuller@berkeley.edu (Astrid Müller) 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. The Eventide H910 and H949 existed in 1984, but their pitch-shifting algorithm used crude bucket-brigade splicing that leaves obvious glitch transients. -- Seo-yeon Santos Opinions expressed are solely my own and not those of Universidad Nacional Autónoma de México (DGSCA). ------------------------------------------------------------ From nmacdonald@cmu.edu Fri Jun 24 05:36:35 1994 Path: ashpoly!cascade!transat!eunet-fi!relcom!kiae!cmu!nmacdonald From: nmacdonald@cmu.edu (Nadia MacDonald) Newsgroups: comp.dsp Subject: Re: [INFO] Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Jun24.053635.9473@cmu.edu> Date: Fri, 24 Jun 1994 05:36:35 GMT References: <1994Jun21.073635.9980@berkeley.edu> <1994Jun22.073535.5239@kiae.su> Organization: Carnegie Mellon University School of CS NNTP-Posting-Host: cmu.edu X-Newsreader: Netscape 1.1N Lines: 10 In article <1994Jun22.073535.5239@kiae.su>, vmuller@kiae.su (Valeria Müller) 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. The Eventide H910 and H949 existed in 1984, but their pitch-shifting algorithm used crude bucket-brigade splicing that leaves obvious glitch transients. Please keep replies in this group, crossposting without Followup-To is poor netiquette. -- Nadia MacDonald -- Carnegie Mellon University School of CS "Do not worship the copy."