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  <P style="BORDER-TOP: medium none; BORDER-BOTTOM: medium none" 
  align=center><FONT face=Arial><STRONG><FONT 
  color=#000080><BIG><BIG><BIG>SV_Lib</BIG></BIG></BIG><BR></FONT><A 
  href="http://tiger.la.asu.edu/Default.htm">Home</A>&nbsp; <A 
  href="http://tiger.la.asu.edu/software.htm">Software</A>&nbsp; <A 
  href="http://tiger.la.asu.edu/personal/">Personal</A>&nbsp; <A 
  href="http://tiger.la.asu.edu/publications.htm">Publications</A>&nbsp; <A 
  href="http://tiger.la.asu.edu/links.htm">Links</A></STRONG></FONT></P>
  <HR>
  <FONT size=2>
  <P style="TEXT-ALIGN: justify"></FONT><FONT face="Times New Roman" size=3>This 
  page provides an overview of the SV_Lib C++ class library. The classes are 
  roughly devided into six parts: </FONT><STRONG><FONT face=Arial size=2><A 
  href="http://tiger.la.asu.edu/C_lib.htm#Load Signals">Signal</A>, <A 
  href="http://tiger.la.asu.edu/C_lib.htm#Allocate memory for feature pattern">Data</A>, 
  <A href="http://tiger.la.asu.edu/C_lib.htm#Feature extraction">Feature</A>, <A 
  href="http://tiger.la.asu.edu/C_lib.htm#Modeling techniques">Model</A>, 
  </FONT></STRONG><FONT face="Times New Roman" size=3>and</FONT><STRONG><FONT 
  face=Arial size=2> <A 
  href="http://tiger.la.asu.edu/C_lib.htm#Auxiliary classes">Misc</A>.&nbsp;</FONT></STRONG><FONT 
  face="Times New Roman" size=3> </FONT></P>
  <HR>

  <TABLE width="100%" border=0>
    <TBODY>
    <TR>
      <TD width="100%" colSpan=3>
        <H2><FONT face=Arial color=#0000ff><STRONG><SMALL><A 
        name="Load Signals">Signal</A></SMALL></STRONG></FONT></H2></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><BIG><STRONG><FONT 
        face="Franklin Gothic Demi"><A 
        href="http://tiger.la.asu.edu/software/SV_Signal.htm">SV_Signal</A></FONT></STRONG></BIG> 
        <FONT face="Times New Roman"><SMALL>(</SMALL><FONT size=2>Read raw 
        speech data</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="11%">
        <P align=right><IMG height=23 alt="turnarrw.gif (1392 bytes)" 
        src="c_lib.files/turnarrw.gif" width=28></P></TD>
      <TD width="83%"><FONT face="Franklin Gothic Demi"><A 
        href="http://tiger.la.asu.edu/software/SV_Signal_NIST.htm">SV_Signal_NIST</A></FONT> 
        <FONT face="Times New Roman"><SMALL>(</SMALL><FONT size=2>Read data with 
        SPHERE header</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="100%" colSpan=3>
        <H2><FONT face=Arial color=#0000ff><STRONG><SMALL><A 
        name="Allocate memory">Data</A></SMALL></STRONG></FONT></H2></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><BIG><STRONG><A 
        href="http://tiger.la.asu.edu/software/SV_Data.htm"><FONT 
        face="Franklin Gothic Demi">SV_Data</FONT></A></STRONG></BIG>&nbsp; 
        <SMALL><FONT face="Times New Roman">(container of feature patterns 
        )</FONT></SMALL></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><BIG><STRONG><FONT 
        face="Franklin Gothic Demi"><A 
        href="http://tiger.la.asu.edu/software/SV_DataIO.htm">SV_DataIO</A> 
        </FONT></STRONG></BIG><SMALL><FONT face="Times New Roman">(disk I/O for 
        data patterns)</FONT></SMALL></TD></TR>
    <TR>
      <TD vAlign=bottom width="100%" colSpan=3><FONT 
        color=#0000b7><SMALL><SMALL><SMALL>&nbsp;&nbsp;&nbsp;&nbsp; 
        </SMALL></SMALL></SMALL></FONT>
        <H2><FONT face=Arial color=#0000ff><STRONG><SMALL><A 
        name="Feature extraction">Feature</A></SMALL></STRONG></FONT></H2></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><BIG><STRONG><A 
        href="http://tiger.la.asu.edu/software/SV_Feature.htm"><FONT 
        face="Franklin Gothic Demi">SV_Feature</FONT></A></STRONG></BIG> 
        <SMALL><FONT face="Times New Roman">(base class for extracting 
        features)</FONT></SMALL></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="11%">
        <P align=right><IMG height=23 alt="turnarrw.gif (1392 bytes)" 
        src="c_lib.files/turnarrw.gif" width=28></P></TD>
      <TD width="83%"><A 
        href="http://tiger.la.asu.edu/software/SV_Feature_MFCC.htm"><FONT 
        face="Franklin Gothic Demi">SV_Feature_MFCC</FONT></A> <FONT 
        face="Times New Roman"><SMALL>(</SMALL><FONT size=2>Mel-scaled FFT based 
        cepstrum</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="11%">
        <P align=right><IMG height=23 alt="turnarrw.gif (1392 bytes)" 
        src="c_lib.files/turnarrw.gif" width=28></P></TD>
      <TD width="83%"><A 
        href="http://tiger.la.asu.edu/software/SV_Feature_LPCC.htm"><FONT 
        face="Franklin Gothic Demi">SV_Feature_LPCC</FONT></A> <FONT 
        face="Times New Roman"><SMALL>(</SMALL><FONT size=2>LPC based 
        cepstrum</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="11%">
        <P align=right><IMG height=23 alt="turnarrw.gif (1392 bytes)" 
        src="c_lib.files/turnarrw.gif" width=28></P></TD>
      <TD width="83%"><A 
        href="http://tiger.la.asu.edu/software/SV_Feature_Pitch.htm"><FONT 
        face="Franklin Gothic Demi">SV_Feature_Pitch</FONT></A> <FONT 
        face="Times New Roman"><SMALL>(</SMALL><FONT size=2>Pitch 
        extractor</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="100%" colSpan=3>
        <H2><STRONG><FONT face=Arial color=#0000ff><SMALL><A 
        name="Modeling techniques">Model</A></SMALL></FONT></STRONG></H2></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><BIG><STRONG><A 
        href="http://tiger.la.asu.edu/software/SV_Model.htm"><FONT 
        face="Franklin Gothic Demi">SV_Model</FONT></A></STRONG></BIG> 
        <SMALL><FONT face="Times New Roman">(base class of all 
        models)</FONT></SMALL></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="11%">
        <P align=right><IMG height=23 alt="turnarrw.gif (1392 bytes)" 
        src="c_lib.files/turnarrw.gif" width=28></P></TD>
      <TD width="83%"><A 
        href="http://tiger.la.asu.edu/software/SV_Model_Gaus.htm"><FONT 
        face="Franklin Gothic Demi">SV_Model_Gaus</FONT></A> <FONT 
        face="Times New Roman"><SMALL>(</SMALL><FONT size=2>Multivariate Gauss 
        model</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="11%">
        <P align=right><IMG height=23 alt="turnarrw.gif (1392 bytes)" 
        src="c_lib.files/turnarrw.gif" width=28></P></TD>
      <TD width="83%"><A 
        href="http://tiger.la.asu.edu/software/SV_Model_GMM.htm"><FONT 
        face="Franklin Gothic Demi">SV_Model_GMM</FONT></A> <FONT 
        face="Times New Roman"><SMALL>(</SMALL><FONT size=2>Gaussian Mixture 
        Model</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="11%">
        <P align=right><IMG height=23 alt="turnarrw.gif (1392 bytes)" 
        src="c_lib.files/turnarrw.gif" width=28></P></TD>
      <TD width="83%"><A 
        href="http://tiger.la.asu.edu/software/SV_Model_CHMM.htm"><FONT 
        face="Franklin Gothic Demi">SV_Model_CHMM</FONT></A> <FONT 
        face="Times New Roman"><SMALL>(</SMALL><FONT size=2>Continuous density 
        HMM</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="11%">
        <P align=right><IMG height=23 alt="turnarrw.gif (1392 bytes)" 
        src="c_lib.files/turnarrw.gif" width=28></P></TD>
      <TD width="83%"><A 
        href="http://tiger.la.asu.edu/software/SV_Model_DTW.htm"><FONT 
        face="Franklin Gothic Demi">SV_Model_DTW</FONT></A> <FONT 
        face="Times New Roman"><SMALL>(</SMALL><FONT size=2>Dynamic Time 
        Wrapping</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="11%">
        <P align=right><IMG height=23 alt="turnarrw.gif (1392 bytes)" 
        src="c_lib.files/turnarrw.gif" width=28></P></TD>
      <TD width="83%"><A 
        href="http://tiger.la.asu.edu/software/SV_Model_VQ.htm"><FONT 
        face="Franklin Gothic Demi">SV_Model_VQ</FONT></A> <FONT 
        face="Times New Roman"><SMALL>(</SMALL><FONT size=2>Vector Quantization 
        model</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="11%"></TD>
      <TD width="83%"><FONT 
        face="Franklin Gothic Demi">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><IMG 
        height=23 alt="turnarrw.gif (1392 bytes)" src="c_lib.files/turnarrw.gif" 
        width=28><FONT face="Franklin Gothic Demi">&nbsp; <A 
        href="http://tiger.la.asu.edu/software/SV_Model_DHMM.htm">SV_Model_DHMM</A> 
        </FONT><FONT face="Times New Roman"><SMALL>(</SMALL><FONT 
        size=2>Discrete density HMM</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="100%" colSpan=3>
        <H2><FONT face=Arial color=#0000ff><STRONG><SMALL><A 
        name="Auxiliary classes">Misc</A></SMALL></STRONG></FONT></H2></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><A 
        href="http://tiger.la.asu.edu/software/GN_LPC.htm"><STRONG><BIG><FONT 
        face="Franklin Gothic Demi">GN_LPC</FONT></BIG></STRONG></A><FONT 
        face="Courier New" size=3> </FONT><FONT face="Times New Roman"><FONT 
        size=2>(LPC analysis</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><A 
        href="http://tiger.la.asu.edu/software/GN_FFT.htm"><STRONG><BIG><FONT 
        face="Franklin Gothic Demi">GN_FFT</FONT></BIG></STRONG></A><FONT 
        face="Courier New" size=3> </FONT><FONT face="Times New Roman"><FONT 
        size=2>(Fourier transform, Cosine 
      transform</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><A 
        href="http://tiger.la.asu.edu/software/GN_Filter.htm"><STRONG><BIG><FONT 
        face="Franklin Gothic Demi">GN_Filter</FONT></BIG></STRONG></A><FONT 
        face="Courier New" size=3> </FONT><FONT face="Times New Roman" 
        size=2>(FIR filter design and filtering)</FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><A 
        href="http://tiger.la.asu.edu/software/GN_Matrix.htm"><STRONG><BIG><FONT 
        face="Franklin Gothic Demi">GN_Matrix</FONT></BIG></STRONG></A><FONT 
        face="Courier New" size=3> </FONT><FONT face="Times New Roman"><FONT 
        size=2>(Inverse, Determinant, Eigen, 
    SVD</FONT><SMALL>)</SMALL></FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><A 
        href="http://tiger.la.asu.edu/software/GN_Func.htm"><STRONG><BIG><FONT 
        face="Franklin Gothic Demi">GN_Func</FONT></BIG></STRONG></A><FONT 
        face="Courier New" size=3> </FONT><FONT face="Times New Roman" 
        size=2>(Find root, minimum, numerical integration)</FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><BIG><FONT 
        face="Franklin Gothic Demi"><STRONG><A 
        href="http://tiger.la.asu.edu/software/GN_Rand.htm">GN_Rand</A> 
        </STRONG></FONT></BIG><FONT face="Times New Roman">(<SMALL>uniform and 
        normal distribution random number generator</SMALL>)</FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><A 
        href="http://tiger.la.asu.edu/software/GN_SigWin.htm"><STRONG><BIG><FONT 
        face="Franklin Gothic Demi">GN_SigWin</FONT></BIG></STRONG></A><FONT 
        face="Courier New" size=3> </FONT><FONT face="Times New Roman" 
        size=2>(hamming, hanning, triangle, blackman, etc.)</FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><A 
        href="http://tiger.la.asu.edu/software/GN_WaveGen.htm"><STRONG><BIG><FONT 
        face="Franklin Gothic Demi">GN_WaveGen</FONT></BIG></STRONG></A><FONT 
        face="Courier New" size=3> </FONT><FONT face="Times New Roman" 
        size=2>(Waveform generator: noise, modulated tone, sawtooth 
      etc.)</FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="94%" colSpan=2><BIG><FONT 
        face="Franklin Gothic Demi"><STRONG><A 
        href="http://tiger.la.asu.edu/software/SV_Error.htm">SV_Error</A>&nbsp; 
        </STRONG></FONT></BIG><FONT face="Times New Roman" size=2>(</FONT><FONT 
        face="Times New Roman"><SMALL>Error handler</SMALL><FONT 
        size=2>)</FONT></FONT></TD></TR>
    <TR>
      <TD width="6%"></TD>
      <TD width="11%"></TD>
      <TD width="83%"></TD></TR></TBODY></TABLE></BLOCKQUOTE><FONT size=3>
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