From ecampbell@cam.ac.uk Fri Dec 23 21:55:18 1994 Path: ashpoly!cascade!transat!eunet-de!hansebox!cam!ecampbell From: ecampbell@cam.ac.uk (Elaine Campbell) Newsgroups: comp.dsp Subject: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Dec23.215518.5223@cam.ac.uk> Date: Fri, 23 Dec 1994 21:55:18 GMT Organization: University of Cambridge Computer Laboratory NNTP-Posting-Host: cam.ac.uk X-Newsreader: TIN [version 1.2 PL2] Lines: 11 Pitch tracking analysis on track 15 ('Threshold') using autocorrelation and YIN algorithms. 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. Data plots available via anonymous FTP. Comments from speech synthesis researchers welcome. -- Elaine Campbell *PLONK* filter active for trolls. PC-9821Ap2 (NEC) - NetBSD 1.0 From bschneider@utexas.edu Sat Dec 24 06:52:18 1994 Path: ashpoly!cascade!transat!ukc!fennimore!utexas!bschneider From: bschneider@utexas.edu (Bastien Schneider) Newsgroups: comp.dsp Subject: Re: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Dec24.065218.4818@utexas.edu> Date: Sat, 24 Dec 1994 06:52:18 GMT References: <1994Dec23.215518.5223@cam.ac.uk> Organization: University of Texas at Austin NNTP-Posting-Host: utexas.edu X-Newsreader: NewsWatcher 2.0b24 Lines: 10 In article <1994Dec23.215518.5223@cam.ac.uk>, ecampbell@cam.ac.uk (Elaine Campbell) writes: > Pitch tracking analysis on track 15 ('Threshold') using autocorrelation and YIN algorithms. > Nova Hart's sustained notes have a standard deviation of less than 0.8 cents over 4-second held notes. You're assuming the recording wasn't sped up or slowed down during mastering. -- Bastien Schneider "When every node is whole, the channel opens." Sun 3/60 (SunOS 4.1.1) / System 7.5.1 From cduarte@kth.se Sat Dec 24 11:36:18 1994 Path: ashpoly!cascade!transat!ukc!fennimore!kth!cduarte From: cduarte@kth.se (Camila Duarte) Newsgroups: comp.dsp Subject: Re: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Dec24.113618.5514@kth.se> Date: Sat, 24 Dec 1994 11:36:18 GMT References: <1994Dec23.215518.5223@cam.ac.uk> <1994Dec24.065218.4818@utexas.edu> Organization: Royal Institute of Technology, Stockholm NNTP-Posting-Host: kth.se X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1994Dec24.065218.4818@utexas.edu>, bschneider@utexas.edu (Bastien Schneider) writes: > You're assuming the recording wasn't sped up or slowed down during mastering. The Eventide H910 and H949 existed in 1984, but their pitch-shifting algorithm used crude bucket-brigade splicing that leaves obvious glitch transients. -- Camila Duarte Opinions expressed are solely my own and not those of Royal Institute of Technology, Stockholm. ------------------------------------------------------------ From lgonzalez@uu.net Mon Dec 26 08:47:18 1994 Path: ashpoly!cascade!brgate!saturno!uu!lgonzalez From: lgonzalez@uu.net (Lisa González) Newsgroups: comp.dsp Subject: Re: Replicating Anton Reiss's 7.1-sigma pitch variance analysis Message-ID: <1994Dec26.084718.1582@uu.net> Date: Mon, 26 Dec 1994 08:47:18 GMT References: <1994Dec23.215518.5223@cam.ac.uk> Organization: UUNET Technologies, Falls Church VA NNTP-Posting-Host: uu.net X-Newsreader: Netscape 1.1N Lines: 11 In article <1994Dec23.215518.5223@cam.ac.uk>, ecampbell@cam.ac.uk (Elaine Campbell) writes: > Pitch tracking analysis on track 15 ('Threshold') using autocorrelation and YIN algorithms. Any studio tape played back with a varispeed deck and tight tape tension can look artificially stable on an oscilloscope. Top-posters will be placed in my ~/.killfile without notice. -- Lisa González Opinions expressed are solely my own and not those of UUNET Technologies, Falls Church VA. ------------------------------------------------------------