dynare/matlab/doc/bksupk.html

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<div><a href="../index.html">Home</a> &gt; <a href="index.html">.</a> &gt; bksupk.m</div>
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<h1>bksupk
</h1>
<h2><a name="_name"></a>PURPOSE <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2>
<div class="box"><strong></strong></div>
<h2><a name="_synopsis"></a>SYNOPSIS <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2>
<div class="box"><strong>function d1 = bksupk(ny,fid,jcf,icc1) </strong></div>
<h2><a name="_description"></a>DESCRIPTION <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2>
<div class="fragment"><pre class="comment"></pre></div>
<!-- crossreference -->
<h2><a name="_cross"></a>CROSS-REFERENCE INFORMATION <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2>
This function calls:
<ul style="list-style-image:url(../matlabicon.gif)">
<li><a href="irf.html" class="code" title="function y = irf(dr, e1, long, drop, replic, iorder)">irf</a> </li><li><a href="selif.html" class="code" title="function x = selif(a,b)">selif</a> Copyright (C) 2001 Michel Juillard</li></ul>
This function is called by:
<ul style="list-style-image:url(../matlabicon.gif)">
<li><a href="simk.html" class="code" title="function simk">simk</a> Copyright (C) 2001 Michel Juillard</li></ul>
<!-- crossreference -->
<h2><a name="_source"></a>SOURCE CODE <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2>
<div class="fragment"><pre>0001 <a name="_sub0" href="#_subfunctions" class="code">function d1 = bksupk(ny,fid,jcf,icc1)</a>
0002
0003 <span class="keyword">global</span> M_ options_
0004
0005 icf = [1:jcf-1] ;
0006 ir = [(options_.periods-1)*ny+1:ny*options_.periods] ;
0007 <a href="irf.html" class="code" title="function y = irf(dr, e1, long, drop, replic, iorder)">irf</a> = icc1+(options_.periods-1)*ny ;
0008 d1 = zeros(options_.periods*ny,1) ;
0009
0010 ofs = (((options_.periods-1)*ny+1)-1)*jcf*8 ;
0011 junk = fseek(fid,ofs,-1) ;
0012 c = fread(fid,[jcf,ny],<span class="string">'float64'</span>) ;
0013
0014 d1(ir) = c(:,jcf) ;
0015 ir = ir-ny ;
0016
0017 i = 2 ;
0018
0019 <span class="keyword">while</span> i &lt;= M_.maximum_lead | i &lt;= options_.periods
0020 irf1 = <a href="selif.html" class="code" title="function x = selif(a,b)">selif</a>(<a href="irf.html" class="code" title="function y = irf(dr, e1, long, drop, replic, iorder)">irf</a>,<a href="irf.html" class="code" title="function y = irf(dr, e1, long, drop, replic, iorder)">irf</a>&lt;=options_.periods*ny) ;
0021
0022 ofs = (((options_.periods-i)*ny+1)-1)*jcf*8 ;
0023 junk = fseek(fid,ofs,-1) ;
0024 c = fread(fid,[jcf,ny],<span class="string">'float64'</span>) ;
0025
0026 d1(ir) = c(:,jcf) - c(:,1:size(irf1,1))*d1(irf1) ;
0027 ir = ir - ny ;
0028 <a href="irf.html" class="code" title="function y = irf(dr, e1, long, drop, replic, iorder)">irf</a> = <a href="irf.html" class="code" title="function y = irf(dr, e1, long, drop, replic, iorder)">irf</a> - ny ;
0029 i = i + 1 ;
0030 <span class="keyword">end</span>
0031
0032 <span class="keyword">while</span> i &lt;= options_.periods
0033
0034 ofs = (((options_.periods-i)*ny+1)-1)*jcf*8 ;
0035 junk = fseek(fid,ofs,-1) ;
0036 c = fread(fid,[jcf,ny],<span class="string">'float64'</span>) ;
0037
0038 d1(ir) = c(:,jcf)-c(:,icf)*d1(<a href="irf.html" class="code" title="function y = irf(dr, e1, long, drop, replic, iorder)">irf</a>) ;
0039 ir = ir-ny ;
0040 <a href="irf.html" class="code" title="function y = irf(dr, e1, long, drop, replic, iorder)">irf</a> = <a href="irf.html" class="code" title="function y = irf(dr, e1, long, drop, replic, iorder)">irf</a>-ny ;
0041 i = i+1;
0042 <span class="keyword">end</span>
0043
0044 <span class="keyword">return</span> ;</pre></div>
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