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67<h1>specmat.cpp File Reference</h1>Implementation of special vectors and matrices. 
68<a href="#_details">More...</a>
69<p>
70<code>#include &lt;<a class="el" href="specmat_8h-source.html">itpp/base/specmat.h</a>&gt;</code><br>
71<code>#include &lt;<a class="el" href="elem__math_8h-source.html">itpp/base/math/elem_math.h</a>&gt;</code><br>
72<code>#include &lt;<a class="el" href="log__exp_8h-source.html">itpp/base/math/log_exp.h</a>&gt;</code><br>
73<code>#include &lt;<a class="el" href="matfunc_8h-source.html">itpp/base/matfunc.h</a>&gt;</code><br>
74<table border="0" cellpadding="0" cellspacing="0">
75<tr><td></td></tr>
76<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
77<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gb4c27649f062628f2fc64489ba11e670"></a><!-- doxytag: member="specmat.cpp::find" ref="gb4c27649f062628f2fc64489ba11e670" args="(const bvec &amp;invector)" -->
78<a class="el" href="classitpp_1_1Vec.html#b03757d874926a9be91535e71af1656e">ivec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gb4c27649f062628f2fc64489ba11e670">itpp::find</a> (const <a class="el" href="classitpp_1_1Vec.html#e10151f44bbabf17b670a9493d8088cf">bvec</a> &amp;invector)</td></tr>
79
80<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Return a integer vector with indicies where bvec == 1. <br></td></tr>
81<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g69cec3c441dfa7b6e9627b485b0b80d7"></a><!-- doxytag: member="specmat.cpp::impulse" ref="g69cec3c441dfa7b6e9627b485b0b80d7" args="(int size)" -->
82<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__specmat.html#g69cec3c441dfa7b6e9627b485b0b80d7">itpp::impulse</a> (int size)</td></tr>
83
84<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Impulse vector. <br></td></tr>
85<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ge5632baa525e231b015f3d45f3503cac"></a><!-- doxytag: member="specmat.cpp::linspace" ref="ge5632baa525e231b015f3d45f3503cac" args="(double from, double to, int length=100)" -->
86<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__specmat.html#ge5632baa525e231b015f3d45f3503cac">itpp::linspace</a> (double from, double to, int length=100)</td></tr>
87
88<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Linspace (works in the same way as the matlab version). <br></td></tr>
89<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__specmat.html#g81e638d011c3be35eb900db4691ac663">itpp::zigzag_space</a> (double t0, double t1, int K=5)</td></tr>
90
91<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Zig-zag space function (variation on linspace).  <a href="group__specmat.html#g81e638d011c3be35eb900db4691ac663"></a><br></td></tr>
92<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="classitpp_1_1Mat.html#9e0dd2f635e4bd0b28c09685d9c4f3bb">imat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__specmat.html#g10afe3456dd34b57639dee69e8f7d06f">itpp::hadamard</a> (int size)</td></tr>
93
94<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Hadamard matrix.  <a href="group__specmat.html#g10afe3456dd34b57639dee69e8f7d06f"></a><br></td></tr>
95<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="classitpp_1_1Mat.html#9e0dd2f635e4bd0b28c09685d9c4f3bb">imat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__specmat.html#g36320b9a2493b5c4c3ff3d048fdd5390">itpp::jacobsthal</a> (int p)</td></tr>
96
97<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Jacobsthal matrix.  <a href="group__specmat.html#g36320b9a2493b5c4c3ff3d048fdd5390"></a><br></td></tr>
98<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="classitpp_1_1Mat.html#9e0dd2f635e4bd0b28c09685d9c4f3bb">imat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__specmat.html#gaedb7979abc426d27338c49372338b8d">itpp::conference</a> (int n)</td></tr>
99
100<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Conference matrix.  <a href="group__specmat.html#gaedb7979abc426d27338c49372338b8d"></a><br></td></tr>
101<tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="g8b9843c19113d494cef6bd0f12e5d454"></a><!-- doxytag: member="specmat.cpp::toeplitz" ref="g8b9843c19113d494cef6bd0f12e5d454" args="(const cvec &amp;c)" -->
102template&lt;&gt; </td></tr>
103<tr><td class="memTemplItemLeft" nowrap align="right" valign="top">const <a class="el" href="classitpp_1_1Mat.html#6fbac4b7184807da188e5b85d42f038b">cmat</a>&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="group__specmat.html#g8b9843c19113d494cef6bd0f12e5d454">itpp::toeplitz</a> (const <a class="el" href="classitpp_1_1Vec.html#e83c1408740e41a7e29c383b71d4d544">cvec</a> &amp;c)</td></tr>
104
105<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Generate symmetric Toeplitz matrix from vector <code>c</code> (complex valued). <br></td></tr>
106<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g3daf8851003f57ff14316570c74aa57f"></a><!-- doxytag: member="specmat.cpp::rotation_matrix" ref="g3daf8851003f57ff14316570c74aa57f" args="(int dim, int plane1, int plane2, double angle)" -->
107<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g3daf8851003f57ff14316570c74aa57f">itpp::rotation_matrix</a> (int dim, int plane1, int plane2, double angle)</td></tr>
108
109<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Create a rotation matrix that rotates the given plane <code>angle</code> radians. Note that the order of the planes are important! <br></td></tr>
110<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gaa866f9a6cf557f264fb86096593df66"></a><!-- doxytag: member="specmat.cpp::house" ref="gaa866f9a6cf557f264fb86096593df66" args="(const vec &amp;x, vec &amp;v, double &amp;beta)" -->
111void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gaa866f9a6cf557f264fb86096593df66">itpp::house</a> (const <a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a> &amp;x, <a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a> &amp;v, double &amp;beta)</td></tr>
112
113<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Calcualte the Householder vector. <br></td></tr>
114<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g97d68d8df282a8d5f2692f9e86895549"></a><!-- doxytag: member="specmat.cpp::givens" ref="g97d68d8df282a8d5f2692f9e86895549" args="(double a, double b, double &amp;c, double &amp;s)" -->
115void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g97d68d8df282a8d5f2692f9e86895549">itpp::givens</a> (double a, double b, double &amp;c, double &amp;s)</td></tr>
116
117<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Calculate the Givens rotation values. <br></td></tr>
118<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gb34187595c74cbf27f0e0c0cd7a2954b"></a><!-- doxytag: member="specmat.cpp::givens" ref="gb34187595c74cbf27f0e0c0cd7a2954b" args="(double a, double b, mat &amp;m)" -->
119void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gb34187595c74cbf27f0e0c0cd7a2954b">itpp::givens</a> (double a, double b, <a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a> &amp;m)</td></tr>
120
121<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Calculate the Givens rotation matrix. <br></td></tr>
122<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g7d19e36d093027b98ca156432fa84f3f"></a><!-- doxytag: member="specmat.cpp::givens" ref="g7d19e36d093027b98ca156432fa84f3f" args="(double a, double b)" -->
123<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g7d19e36d093027b98ca156432fa84f3f">itpp::givens</a> (double a, double b)</td></tr>
124
125<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Calculate the Givens rotation matrix. <br></td></tr>
126<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gae7533a92f43c0b7ad81c09d823667ac"></a><!-- doxytag: member="specmat.cpp::givens_t" ref="gae7533a92f43c0b7ad81c09d823667ac" args="(double a, double b, mat &amp;m)" -->
127void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gae7533a92f43c0b7ad81c09d823667ac">itpp::givens_t</a> (double a, double b, <a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a> &amp;m)</td></tr>
128
129<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Calculate the transposed Givens rotation matrix. <br></td></tr>
130<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g78837eb8567bf3f447a9db18df79dcbb"></a><!-- doxytag: member="specmat.cpp::givens_t" ref="g78837eb8567bf3f447a9db18df79dcbb" args="(double a, double b)" -->
131<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g78837eb8567bf3f447a9db18df79dcbb">itpp::givens_t</a> (double a, double b)</td></tr>
132
133<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Calculate the transposed Givens rotation matrix. <br></td></tr>
134<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="6093d3ee1129b0924f70b177256424a2"></a><!-- doxytag: member="specmat.cpp::eye" ref="6093d3ee1129b0924f70b177256424a2" args="(int, mat &amp;)" -->
135template void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceitpp.html#6093d3ee1129b0924f70b177256424a2">itpp::eye</a> (int, <a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a> &amp;)</td></tr>
136
137<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Template instantiation of eye. <br></td></tr>
138<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="b22e73acf300ed39e8c347afd1e2edd1"></a><!-- doxytag: member="specmat.cpp::eye" ref="b22e73acf300ed39e8c347afd1e2edd1" args="(int, bmat &amp;)" -->
139template void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceitpp.html#b22e73acf300ed39e8c347afd1e2edd1">itpp::eye</a> (int, <a class="el" href="mat_8h.html#f90acd1af41bf2d1d8a4bb23662fff69">bmat</a> &amp;)</td></tr>
140
141<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Template instantiation of eye. <br></td></tr>
142<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="e9b411fbe5581232693ca98b2cda0a00"></a><!-- doxytag: member="specmat.cpp::eye" ref="e9b411fbe5581232693ca98b2cda0a00" args="(int, imat &amp;)" -->
143template void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceitpp.html#e9b411fbe5581232693ca98b2cda0a00">itpp::eye</a> (int, <a class="el" href="classitpp_1_1Mat.html#9e0dd2f635e4bd0b28c09685d9c4f3bb">imat</a> &amp;)</td></tr>
144
145<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Template instantiation of eye. <br></td></tr>
146<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="fdd9f13772c9499a7f0da3849f8bbe92"></a><!-- doxytag: member="specmat.cpp::eye" ref="fdd9f13772c9499a7f0da3849f8bbe92" args="(int, cmat &amp;)" -->
147template void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceitpp.html#fdd9f13772c9499a7f0da3849f8bbe92">itpp::eye</a> (int, <a class="el" href="classitpp_1_1Mat.html#6fbac4b7184807da188e5b85d42f038b">cmat</a> &amp;)</td></tr>
148
149<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Template instantiation of eye. <br></td></tr>
150</table>
151<hr><a name="_details"></a><h2>Detailed Description</h2>
152Implementation of special vectors and matrices.
153<p>
154<dl class="author" compact><dt><b>Author:</b></dt><dd>Tony Ottosson, Tobias Ringstrom, Pal Frenger, Adam Piatyszek and Erik G. Larsson</dd></dl>
155-------------------------------------------------------------------------<p>
156Copyright (C) 1995-2008 (see AUTHORS file for a list of contributors)<p>
157This file is part of IT++ - a C++ library of mathematical, signal processing, speech processing, and communications classes and functions.<p>
158IT++ is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.<p>
159IT++ is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.<p>
160You should have received a copy of the GNU General Public License along with IT++. If not, see &lt;<a href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a>&gt;.<p>
161------------------------------------------------------------------------- </div>
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