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diff --git a/help/en_US/scilab_en_US_help/ifht.html b/help/en_US/scilab_en_US_help/ifht.html deleted file mode 100644 index a71877b..0000000 --- a/help/en_US/scilab_en_US_help/ifht.html +++ /dev/null @@ -1,82 +0,0 @@ -<html><head> - <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> - <title>ifht</title> - <style type="text/css" media="all"> - @import url("scilab_code.css"); - @import url("xml_code.css"); - @import url("c_code.css"); - @import url("style.css"); - </style> - </head> - <body> - <div class="manualnavbar"> - <table width="100%"><tr> - <td width="30%"> - <span class="previous"><a href="ifftshift1.html"><< ifftshift1</a></span> - - </td> - <td width="40%" class="center"> - <span class="top"><a href="section_e54aa8aac34aa55341e8b4b782fe1a74.html">FOSSEE Signal Processing Toolbox</a></span> - - </td> - <td width="30%" class="next"> - <span class="next"><a href="ifwht.html">ifwht >></a></span> - - </td> - </tr></table> - <hr /> - </div> - - - - <span class="path"><a href="index.html">FOSSEE Signal Processing Toolbox</a> >> <a href="section_e54aa8aac34aa55341e8b4b782fe1a74.html">FOSSEE Signal Processing Toolbox</a> > ifht</span> - - <br /><br /> - <div class="refnamediv"><h1 class="refname">ifht</h1> - <p class="refpurpose">Calculate the inverse Fast Hartley Transform of real input D</p></div> - - -<div class="refsynopsisdiv"><h3 class="title">Calling Sequence</h3> - <div class="synopsis"><pre><span class="default">m</span><span class="default">= </span><span class="functionid">ifht</span><span class="default"> (</span><span class="default">d</span><span class="default">)</span> -<span class="default">m</span><span class="default">= </span><span class="functionid">ifht</span><span class="default"> (</span><span class="default">d</span><span class="default">,</span><span class="default">n</span><span class="default">)</span> -<span class="default">m</span><span class="default">= </span><span class="functionid">ifht</span><span class="default"> (</span><span class="default">d</span><span class="default">,</span><span class="default">n</span><span class="default">,</span><span class="default">dim</span><span class="default">)</span></pre></div></div> - -<div class="refsection"><h3 class="title">Parameters</h3> - <dl><dt><span class="term">d:</span> - <dd><p class="para">real or complex valued scalar or vector</p></dd></dt> - <dt><span class="term">n:</span> - <dd><p class="para">Similar to the options of FFT function</p></dd></dt> - <dt><span class="term">dim:</span> - <dd><p class="para">Similar to the options of FFT function</p></dd></dt></dl></div> - -<div class="refsection"><h3 class="title">Description</h3> - <p class="para">Calculate the inverse Fast Hartley Transform of real input d. If d is a matrix, the inverse Hartley transform is calculated along the columns by default. The options n and dim are similar to the options of FFT function.</p> - <p class="para">The forward and inverse Hartley transforms are the same (except for a scale factor of 1/N for the inverse hartley transform), but implemented using different functions.</p> - <p class="para">The definition of the forward hartley transform for vector d, m[K] = 1/N \sum_{i=0}^{N-1} d[i]*(cos[K*2*pi*i/N] + sin[K*2*pi*i/N]), for 0 <= K < N. m[K] = 1/N \sum_{i=0}^{N-1} d[i]*CAS[K*i], for 0 <= K < N.</p></div> - -<div class="refsection"><h3 class="title">Examples</h3> - <div class="programlisting"><table border="0" width="100%"><tr><td width="98%"><pre class="scilabcode"><span class="scilabid">ifht</span><span class="scilabopenclose">(</span><span class="scilabnumber">1</span> <span class="scilabspecial">:</span> <span class="scilabnumber">4</span><span class="scilabopenclose">)</span> -<span class="scilabid">ifht</span><span class="scilabopenclose">(</span><span class="scilabnumber">1</span><span class="scilabspecial">:</span><span class="scilabnumber">4</span><span class="scilabdefault">,</span> <span class="scilabnumber">2</span><span class="scilabopenclose">)</span></pre></td><td valign="top"><a href="scilab://scilab.execexample/"><img src="ScilabExecute.png" border="0"/></a></td><td valign="top"><a href="scilab://scilab.editexample/"><img src="ScilabEdit.png" border="0"/></a></td><td></td></tr></table></div></div> - <br /> - - <div class="manualnavbar"> - <table width="100%"> - <tr><td colspan="3" class="next"><a href="http://bugzilla.scilab.org/enter_bug.cgi?product=Scilab%20software&component=Documentation%20pages" class="ulink">Report an issue</a></td></tr> -<tr> - <td width="30%"> - <span class="previous"><a href="ifftshift1.html"><< ifftshift1</a></span> - - </td> - <td width="40%" class="center"> - <span class="top"><a href="section_e54aa8aac34aa55341e8b4b782fe1a74.html">FOSSEE Signal Processing Toolbox</a></span> - - </td> - <td width="30%" class="next"> - <span class="next"><a href="ifwht.html">ifwht >></a></span> - - </td> - </tr></table> - <hr /> - </div> - </body> -</html> |