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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> <A
href="http://tiger.la.asu.edu/software.htm">Software</A> <A
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<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>. </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>
<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>
</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"> </FONT><IMG
height=23 alt="turnarrw.gif (1392 bytes)" src="c_lib.files/turnarrw.gif"
width=28><FONT face="Franklin Gothic Demi"> <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>
</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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