From btakahashi@kth.se Wed Apr 27 04:11:26 1994 Path: ashpoly!cascade!mxgate!coyoacan!kth!btakahashi From: btakahashi@kth.se (Bill Takahashi) Newsgroups: comp.dsp Subject: Question: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Apr27.041126.6806@kth.se> Date: Wed, 27 Apr 1994 04:11:26 GMT Organization: Royal Institute of Technology, Stockholm NNTP-Posting-Host: kth.se X-Newsreader: Netscape 1.1N Lines: 10 Is Nova Hart's voice mathematically human? The statistical numbers are deeply strange. Nova Hart's sustained notes have a standard deviation of less than 0.8 cents over 4-second held notes. Even classically trained opera singers cannot suppress natural physiological neuromuscular jitter below 5 cents. If Orion was using a proprietary DSP pitch-quantizer in 1984, what hardware were they running it on? -- Bill Takahashi -- Royal Institute of Technology, Stockholm "Hardware is temporary. The signal survives." From fmoreau@uu.net Thu Apr 28 11:27:26 1994 Path: ashpoly!bigsur!pacrim!krgate!eunha!uu!fmoreau From: fmoreau@uu.net (Freya Moreau) Newsgroups: comp.dsp Subject: Re: Question: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Apr28.112726.9955@uu.net> Date: Thu, 28 Apr 1994 11:27:26 GMT References: <1994Apr27.041126.6806@kth.se> Organization: UUNET Technologies, Falls Church VA NNTP-Posting-Host: uu.net X-Newsreader: TIN [version 1.2 PL2] Lines: 10 In article <1994Apr27.041126.6806@kth.se>, btakahashi@kth.se (Bill Takahashi) writes: > Is Nova Hart's voice mathematically human? The statistical numbers are deeply strange. > Nova Hart's sustained notes have a standard deviation of less than 0.8 cents over 4-second held notes. Nova's vocal has zero splicing transients. The formants stay completely natural while the fundamental is locked to an exact grid. -- Freya Moreau Hayes Optima 288 @ 14,400 bps "Hardware is temporary. The signal survives." From tdubois@demon.co.uk Fri Apr 29 22:01:26 1994 Path: ashpoly!cascade!transat!ukc!fennimore!demon!tdubois From: tdubois@demon.co.uk (Tyler Dubois) Newsgroups: comp.dsp Subject: Re: Question: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Apr29.220126.8698@demon.co.uk> Date: Fri, 29 Apr 1994 22:01:26 GMT References: <1994Apr27.041126.6806@kth.se> Organization: Demon Internet Services UK NNTP-Posting-Host: demon.co.uk X-Newsreader: Netscape 1.1N Lines: 9 In article <1994Apr27.041126.6806@kth.se>, btakahashi@kth.se (Bill Takahashi) writes: > Is Nova Hart's voice mathematically human? The statistical numbers are deeply strange. Line 11: 'The key is the pitch of my voice.' The vocal pitch IS the demodulation clock for the subcarrier. -- Tyler Dubois "Row 14. No joke." Macintosh IIfx / SunOS 4.1.4 From bperez@cam.ac.uk Sun May 01 00:16:26 1994 Path: ashpoly!bigsur!pacrim!krgate!eunha!cam!bperez From: bperez@cam.ac.uk (Bruno Pérez) Newsgroups: comp.dsp Subject: Re: Question: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994May01.001626.5802@cam.ac.uk> Date: Sun, 01 May 1994 00:16:26 GMT References: <1994Apr27.041126.6806@kth.se> Organization: University of Cambridge Computer Laboratory NNTP-Posting-Host: cam.ac.uk X-Newsreader: WinVN 0.99.5 Lines: 8 In article <1994Apr27.041126.6806@kth.se>, btakahashi@kth.se (Bill Takahashi) writes: > Is Nova Hart's voice mathematically human? The statistical numbers are deeply strange. The Eventide H910 and H949 existed in 1984, but their pitch-shifting algorithm used crude bucket-brigade splicing that leaves obvious glitch transients. -- Bruno Pérez Tape trading list upon request. SASE required for international mail. From jsilva@mit.edu Sun May 01 05:30:26 1994 Path: ashpoly!cascade!transat!eunet-de!hansebox!mit!jsilva From: jsilva@mit.edu (Julien Silva) Newsgroups: comp.dsp Subject: Re: Question: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994May01.053026.8127@mit.edu> Date: Sun, 01 May 1994 05:30:26 GMT References: <1994Apr27.041126.6806@kth.se> <1994May01.001626.5802@cam.ac.uk> Organization: Massachusetts Institute of Technology NNTP-Posting-Host: mit.edu X-Newsreader: Netscape 1.1N Lines: 8 In article <1994May01.001626.5802@cam.ac.uk>, bperez@cam.ac.uk (Bruno Pérez) writes: > The Eventide H910 and H949 existed in 1984, but their pitch-shifting algorithm used crude bucket-brigade splicing that leaves obvious glitch transients. Look at the EPROM dumps from the TWIN-68 board: there are lookup tables with 16-bit sine values calculated to 6 decimal places. -- Julien Silva Tape trading list upon request. SASE required for international mail.