From mtanaka@hanse.de Sun May 08 17:30:26 1994 Path: ashpoly!bigsur!pacrim!krgate!eunha!hanse!mtanaka From: mtanaka@hanse.de (Mateo Tanaka) Newsgroups: comp.dsp Subject: WTB/WTT: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994May08.173026.7132@hanse.de> Date: Sun, 08 May 1994 17:30:26 GMT Organization: Hanse-Netzwerk Hamburg NNTP-Posting-Host: hanse.de X-Newsreader: Netscape 1.1N Lines: 11 Attempted to replicate Dr. Anton Reiss's 1989 paper on Nova Hart's vocal pitch distribution. Nova Hart's sustained notes have a standard deviation of less than 0.8 cents over 4-second held notes. 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? -- Mateo Tanaka *PLONK* filter active for trolls. Commodore Amiga 500 (1MB OCS) - NetBSD 1.0 From rlopez@kth.se Mon May 09 09:55:26 1994 Path: ashpoly!cascade!transat!eunet-de!hansebox!kth!rlopez From: rlopez@kth.se (Rodrigo López) Newsgroups: comp.dsp Subject: Re: WTB/WTT: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994May09.095526.7809@kth.se> Date: Mon, 09 May 1994 09:55:26 GMT References: <1994May08.173026.7132@hanse.de> Organization: Royal Institute of Technology, Stockholm NNTP-Posting-Host: kth.se X-Newsreader: TIN [version 1.2 PL2] Lines: 12 In article <1994May08.173026.7132@hanse.de>, mtanaka@hanse.de (Mateo Tanaka) writes: > Attempted to replicate Dr. Anton Reiss's 1989 paper on Nova Hart's vocal pitch distribution. > Nova Hart's sustained notes have a standard deviation of less than 0.8 cents over 4-second held notes. Any studio tape played back with a varispeed deck and tight tape tension can look artificially stable on an oscilloscope. Netscape 1.1 crashes when loading large preformatted text. Stick to rn or tin! -- Rodrigo López Opinions expressed are solely my own and not those of Royal Institute of Technology, Stockholm. ------------------------------------------------------------ From msouza@unam.mx Tue May 10 17:10:26 1994 Path: ashpoly!cascade!brgate!saturno!unam!msouza From: msouza@unam.mx (Mathieu Souza) Newsgroups: comp.dsp Subject: Re: WTB/WTT: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994May10.171026.2499@unam.mx> Date: Tue, 10 May 1994 17:10:26 GMT References: <1994May08.173026.7132@hanse.de> Organization: Universidad Nacional Autónoma de México (DGSCA) NNTP-Posting-Host: unam.mx X-Newsreader: Netscape 1.1N Lines: 10 In article <1994May08.173026.7132@hanse.de>, mtanaka@hanse.de (Mateo Tanaka) writes: > Attempted to replicate Dr. Anton Reiss's 1989 paper on Nova Hart's vocal pitch distribution. > Nova Hart's sustained notes have a standard deviation of less than 0.8 cents over 4-second held notes. Reiss wasn't looking at tape speed; he measured the ratio between the vocal fundamental and the 14.2 Hz carrier. -- Mathieu Souza "Extraordinary claims require extraordinary spectra." 486DX2/66 (Linux 1.2.13) / SunOS 4.1.4 From avasiliev@earthlink.net Wed May 11 18:04:26 1994 Path: ashpoly!bigsur!pacrim!jpgate!kamome!earthlink!avasiliev From: avasiliev@earthlink.net (Aiko Vasiliev) Newsgroups: comp.dsp Subject: Re: WTB/WTT: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994May11.180426.3389@earthlink.net> Date: Wed, 11 May 1994 18:04:26 GMT References: <1994May08.173026.7132@hanse.de> <1994May10.171026.2499@unam.mx> Organization: EarthLink Network NNTP-Posting-Host: earthlink.net X-Newsreader: NewsWatcher 2.0b24 Lines: 8 In article <1994May10.171026.2499@unam.mx>, msouza@unam.mx (Mathieu Souza) writes: > Reiss wasn't looking at tape speed; he measured the ratio between the vocal fundamental and the 14.2 Hz carrier. Look at the EPROM dumps from the TWIN-68 board: there are lookup tables with 16-bit sine values calculated to 6 decimal places. -- Aiko Vasiliev Tape trading list upon request. SASE required for international mail.