<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML> <HEAD> <TITLE> Pitchmarking Functions</TITLE> <META NAME="GENERATOR" CONTENT="DOC++ 3.4.6"> </HEAD> <body bgcolor="#ffffff" link="#0000ff" vlink="#dd0000" text="#000088" alink="9000ff"> <A HREF = "http://www.cstr.ed.ac.uk/"> <IMG align=left BORDER=0 SRC = "cstr.gif"></A> <A HREF="http://www.cstr.ed.ac.uk/projects/speech_tools.html"> <IMG BORDER=0 ALIGN=right SRC="est.jpg" width=150 height=93></A> <br> <br clear=left> <p align=right> <TABLE BORDER=0><TR> <TD VALIGN=TOP><H2> <A HREF="#DOC.DOCU">Pitchmarking Functions</A></H2></TD></H2></TD></TR></TABLE> <TABLE> <TR><TD VALIGN=TOP> <IMG ALT="o" BORDER=0 SRC=icon1.gif><A NAME="pitchmark"></A> <A HREF=pitchmark.html><B>pitchmark</B></A></TD><TD><BR> <I>Find pitchmarks in Larynograph (lx) signal.</I> </TD></TR><TR><TD VALIGN=TOP> <IMG ALT="o" BORDER=0 SRC=icon1.gif><A NAME="pitchmark"></A> <A HREF=pitchmark.2.html><B>pitchmark</B></A></TD><TD><BR> <I>Find pitchmarks in Larynograph (lx) signal.</I> </TD></TR><TR><TD VALIGN=TOP> <IMG ALT="o" BORDER=0 SRC=icon1.gif><A NAME="neg_zero_cross_pick"></A> <A HREF=neg_zero_cross_pick.html><B>neg_zero_cross_pick</B></A></TD><TD><BR> <I>Find times where waveform cross zero axis in negative direction.</I> </TD></TR><TR><TD VALIGN=TOP> <IMG ALT="o" BORDER=0 SRC=icon1.gif><A NAME="pm_fill"></A> <A HREF=pm_fill.html><B>pm_fill</B></A></TD><TD><BR> <I>Produce a set of sensible pitchmarks.</I> </TD></TR><TR><TD VALIGN=TOP> <IMG ALT="o" BORDER=0 SRC=icon1.gif><A NAME="pm_min_check"></A> <A HREF=pm_min_check.html><B>pm_min_check</B></A></TD><TD><BR> <I>Remove pitchmarks which are too close together.</I> </TD></TR> </TABLE> <A NAME="DOC.DOCU"></A> <BLOCKQUOTE> Pitchmarking involves finding some pre-defined pitch related instant for every pitch period in the speech. At present, only functions for analysing laryngograph waveforms are available - the much harder problem of doing this on actual speech has not been attempted. </BLOCKQUOTE> <DL><DT><DD></DL><P><P><I><A HREF="index.html">Alphabetic index</A></I> <I><A HREF="HIER.html">Hierarchy of classes</A></I></P><HR> <A HREF = "http://www.ed.ac.uk/"> <IMG align=right BORDER=0 SRC = "edcrest.gif"></A> <P Align=left><I>This page is part of the <A HREF="http://www.cstr.ed.ac.uk/projects/speech_tools.html"> Edinburgh Speech Tools Library</A> documentation <br> Copyright <A HREF="http://www.ed.ac.uk"> University of Edinburgh</A> 1997 <br> Contact: <A HREF="mailto:speech_toolss@cstr.ed.ac.uk"> speech_tools@cstr.ed.ac.uk </a> </P> <br clear=right>