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67  <div class="navpath"><b>bdm</b>::<a class="el" href="classbdm_1_1mmix.html">mmix</a>
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71<h1>bdm::mmix Class Reference</h1><!-- doxytag: class="bdm::mmix" --><!-- doxytag: inherits="bdm::mpdf" --><code>#include &lt;<a class="el" href="emix_8h-source.html">emix.h</a>&gt;</code>
72<p>
73<div class="dynheader">
74Inheritance diagram for bdm::mmix:</div>
75<div class="dynsection">
76
77<p><center><img src="classbdm_1_1mmix.png" usemap="#bdm::mmix_map" border="0" alt=""></center>
78<map name="bdm::mmix_map">
79<area href="classbdm_1_1mpdf.html" alt="bdm::mpdf" shape="rect" coords="0,56,86,80">
80<area href="classbdm_1_1bdmroot.html" alt="bdm::bdmroot" shape="rect" coords="0,0,86,24">
81</map>
82</div>
83
84<p>
85<a href="classbdm_1_1mmix-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>
86Mixture of mpdfs with constant weights, all mpdfs are of equal type.
87<p>
88<table border="0" cellpadding="0" cellspacing="0">
89<tr><td></td></tr>
90<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
91<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="a0cf51b7daeb6751103e94e6b96213fb"></a><!-- doxytag: member="bdm::mmix::mmix" ref="a0cf51b7daeb6751103e94e6b96213fb" args="()" -->
92&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mmix.html#a0cf51b7daeb6751103e94e6b96213fb">mmix</a> ()</td></tr>
93
94<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Default constructor. <br></td></tr>
95<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ad8d9df36cb0ca093a29af0eca12da32"></a><!-- doxytag: member="bdm::mmix::set_parameters" ref="ad8d9df36cb0ca093a29af0eca12da32" args="(const vec &amp;w, const Array&lt; mpdf * &gt; &amp;Coms)" -->
96void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mmix.html#ad8d9df36cb0ca093a29af0eca12da32">set_parameters</a> (const vec &amp;w, const Array&lt; <a class="el" href="classbdm_1_1mpdf.html">mpdf</a> * &gt; &amp;<a class="el" href="classbdm_1_1mmix.html#52e0bcc70d5b26babeba08097579da9c">Coms</a>)</td></tr>
97
98<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Set weights <code>w</code> and components <code>R</code>. <br></td></tr>
99<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="0a5241ecc9911e816b00b92d5c7c8df0"></a><!-- doxytag: member="bdm::mmix::condition" ref="0a5241ecc9911e816b00b92d5c7c8df0" args="(const vec &amp;cond)" -->
100void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mmix.html#0a5241ecc9911e816b00b92d5c7c8df0">condition</a> (const vec &amp;cond)</td></tr>
101
102<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Update <code>ep</code> so that it represents this <a class="el" href="classbdm_1_1mpdf.html" title="Conditional probability density, e.g. modeling some dependencies.">mpdf</a> conditioned on <code>rvc</code> = cond. <br></td></tr>
103<tr><td colspan="2"><div class="groupHeader">Matematical operations</div></td></tr>
104<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual vec&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#f0c1db6fcbb3aae2dd6123884457a367">samplecond</a> (const vec &amp;cond)</td></tr>
105
106<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Returns a sample from the density conditioned on <code>cond</code>, <img class="formulaInl" alt="$x \sim epdf(rv|cond)$" src="form_46.png">.  <a href="#f0c1db6fcbb3aae2dd6123884457a367"></a><br></td></tr>
107<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual mat&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#afe4185b26baeb03688202e254d3b005">samplecond_m</a> (const vec &amp;cond, int N)</td></tr>
108
109<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Returns.  <a href="#afe4185b26baeb03688202e254d3b005"></a><br></td></tr>
110<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="6336a8a72462e2a56a3989a220f18b1b"></a><!-- doxytag: member="bdm::mmix::evallogcond" ref="6336a8a72462e2a56a3989a220f18b1b" args="(const vec &amp;dt, const vec &amp;cond)" -->
111virtual double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#6336a8a72462e2a56a3989a220f18b1b">evallogcond</a> (const vec &amp;dt, const vec &amp;cond)</td></tr>
112
113<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Shortcut for conditioning and evaluation of the internal <a class="el" href="classbdm_1_1epdf.html" title="Probability density function with numerical statistics, e.g. posterior density.">epdf</a>. In some cases, this operation can be implemented efficiently. <br></td></tr>
114<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="0b0ed1ed663071bb7cf4a1349eb94fcb"></a><!-- doxytag: member="bdm::mmix::evallogcond_m" ref="0b0ed1ed663071bb7cf4a1349eb94fcb" args="(const mat &amp;Dt, const vec &amp;cond)" -->
115virtual vec&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#0b0ed1ed663071bb7cf4a1349eb94fcb">evallogcond_m</a> (const mat &amp;Dt, const vec &amp;cond)</td></tr>
116
117<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Matrix version of evallogcond. <br></td></tr>
118<tr><td colspan="2"><div class="groupHeader">Access to attributes</div></td></tr>
119<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5571482d150fbcb72cc36f6694ce1a10"></a><!-- doxytag: member="bdm::mmix::_rv" ref="5571482d150fbcb72cc36f6694ce1a10" args="()" -->
120<a class="el" href="classbdm_1_1RV.html">RV</a>&nbsp;</td><td class="memItemRight" valign="bottom"><b>_rv</b> ()</td></tr>
121
122<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="26001264236846897bd11e4baad47245"></a><!-- doxytag: member="bdm::mmix::_rvc" ref="26001264236846897bd11e4baad47245" args="()" -->
123<a class="el" href="classbdm_1_1RV.html">RV</a>&nbsp;</td><td class="memItemRight" valign="bottom"><b>_rvc</b> ()</td></tr>
124
125<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1c2bae3e1e90874e72941863974ec0ed"></a><!-- doxytag: member="bdm::mmix::dimension" ref="1c2bae3e1e90874e72941863974ec0ed" args="()" -->
126int&nbsp;</td><td class="memItemRight" valign="bottom"><b>dimension</b> ()</td></tr>
127
128<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="35e135910aed187b7290742f50e61bc8"></a><!-- doxytag: member="bdm::mmix::dimensionc" ref="35e135910aed187b7290742f50e61bc8" args="()" -->
129int&nbsp;</td><td class="memItemRight" valign="bottom"><b>dimensionc</b> ()</td></tr>
130
131<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1892fe3933488942253679f068e9e7f6"></a><!-- doxytag: member="bdm::mmix::_epdf" ref="1892fe3933488942253679f068e9e7f6" args="()" -->
132<a class="el" href="classbdm_1_1epdf.html">epdf</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><b>_epdf</b> ()</td></tr>
133
134<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="05e843fd11c410a99dad2b88c55aca80"></a><!-- doxytag: member="bdm::mmix::_e" ref="05e843fd11c410a99dad2b88c55aca80" args="()" -->
135<a class="el" href="classbdm_1_1epdf.html">epdf</a> *&nbsp;</td><td class="memItemRight" valign="bottom"><b>_e</b> ()</td></tr>
136
137<tr><td colspan="2"><div class="groupHeader">Connection to other objects</div></td></tr>
138<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="7631a5570e4ade1420065e8df78f4401"></a><!-- doxytag: member="bdm::mmix::set_rvc" ref="7631a5570e4ade1420065e8df78f4401" args="(const RV &amp;rvc0)" -->
139void&nbsp;</td><td class="memItemRight" valign="bottom"><b>set_rvc</b> (const <a class="el" href="classbdm_1_1RV.html">RV</a> &amp;rvc0)</td></tr>
140
141<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="18ac26bc2f96ae01ef4eb06178abbd75"></a><!-- doxytag: member="bdm::mmix::set_rv" ref="18ac26bc2f96ae01ef4eb06178abbd75" args="(const RV &amp;rv0)" -->
142void&nbsp;</td><td class="memItemRight" valign="bottom"><b>set_rv</b> (const <a class="el" href="classbdm_1_1RV.html">RV</a> &amp;rv0)</td></tr>
143
144<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="f8e3798150b42fd1f3e16ddbbe0e7045"></a><!-- doxytag: member="bdm::mmix::isnamed" ref="f8e3798150b42fd1f3e16ddbbe0e7045" args="()" -->
145bool&nbsp;</td><td class="memItemRight" valign="bottom"><b>isnamed</b> ()</td></tr>
146
147<tr><td colspan="2"><br><h2>Protected Attributes</h2></td></tr>
148<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="52e0bcc70d5b26babeba08097579da9c"></a><!-- doxytag: member="bdm::mmix::Coms" ref="52e0bcc70d5b26babeba08097579da9c" args="" -->
149Array&lt; <a class="el" href="classbdm_1_1mpdf.html">mpdf</a> * &gt;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mmix.html#52e0bcc70d5b26babeba08097579da9c">Coms</a></td></tr>
150
151<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Component (epdfs). <br></td></tr>
152<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="0c4dd6ca6556ddd8ae3c5f3257c04b60"></a><!-- doxytag: member="bdm::mmix::Epdf" ref="0c4dd6ca6556ddd8ae3c5f3257c04b60" args="" -->
153<a class="el" href="classbdm_1_1emix.html">emix</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mmix.html#0c4dd6ca6556ddd8ae3c5f3257c04b60">Epdf</a></td></tr>
154
155<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Internal <a class="el" href="classbdm_1_1epdf.html" title="Probability density function with numerical statistics, e.g. posterior density.">epdf</a>. <br></td></tr>
156<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="7c1900976ff13dbc09c9729b3bbff9e6"></a><!-- doxytag: member="bdm::mmix::dimc" ref="7c1900976ff13dbc09c9729b3bbff9e6" args="" -->
157int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#7c1900976ff13dbc09c9729b3bbff9e6">dimc</a></td></tr>
158
159<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">dimension of the condition <br></td></tr>
160<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5a5f08950daa08b85b01ddf4e1c36288"></a><!-- doxytag: member="bdm::mmix::rvc" ref="5a5f08950daa08b85b01ddf4e1c36288" args="" -->
161<a class="el" href="classbdm_1_1RV.html">RV</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#5a5f08950daa08b85b01ddf4e1c36288">rvc</a></td></tr>
162
163<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">random variable in condition <br></td></tr>
164<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5eea43c56d38e4441bfb30270db949c0"></a><!-- doxytag: member="bdm::mmix::ep" ref="5eea43c56d38e4441bfb30270db949c0" args="" -->
165<a class="el" href="classbdm_1_1epdf.html">epdf</a> *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#5eea43c56d38e4441bfb30270db949c0">ep</a></td></tr>
166
167<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">pointer to internal <a class="el" href="classbdm_1_1epdf.html" title="Probability density function with numerical statistics, e.g. posterior density.">epdf</a> <br></td></tr>
168</table>
169<hr><h2>Member Function Documentation</h2>
170<a class="anchor" name="f0c1db6fcbb3aae2dd6123884457a367"></a><!-- doxytag: member="bdm::mmix::samplecond" ref="f0c1db6fcbb3aae2dd6123884457a367" args="(const vec &amp;cond)" -->
171<div class="memitem">
172<div class="memproto">
173      <table class="memname">
174        <tr>
175          <td class="memname">virtual vec bdm::mpdf::samplecond           </td>
176          <td>(</td>
177          <td class="paramtype">const vec &amp;&nbsp;</td>
178          <td class="paramname"> <em>cond</em>          </td>
179          <td>&nbsp;)&nbsp;</td>
180          <td><code> [inline, virtual, inherited]</code></td>
181        </tr>
182      </table>
183</div>
184<div class="memdoc">
185
186<p>
187Returns a sample from the density conditioned on <code>cond</code>, <img class="formulaInl" alt="$x \sim epdf(rv|cond)$" src="form_46.png">.
188<p>
189<dl compact><dt><b>Parameters:</b></dt><dd>
190  <table border="0" cellspacing="2" cellpadding="0">
191    <tr><td valign="top"></td><td valign="top"><em>cond</em>&nbsp;</td><td>is numeric value of <code>rv</code> </td></tr>
192  </table>
193</dl>
194
195<p>Reimplemented in <a class="el" href="classbdm_1_1mprod.html#ee715a8013acf9892f6cb489db595555">bdm::mprod</a>.</p>
196
197<p>References <a class="el" href="libBM_8h-source.html#l00324">bdm::mpdf::condition()</a>, <a class="el" href="libBM_8h-source.html#l00297">bdm::mpdf::ep</a>, and <a class="el" href="libBM_8h-source.html#l00242">bdm::epdf::sample()</a>.</p>
198
199<p>Referenced by <a class="el" href="libPF_8h-source.html#l00149">bdm::MPF&lt; BM_T &gt;::bayes()</a>, <a class="el" href="libPF_8cpp-source.html#l00007">bdm::PF::bayes()</a>, and <a class="el" href="libDS_8cpp-source.html#l00043">bdm::ArxDS::step()</a>.</p>
200
201</div>
202</div><p>
203<a class="anchor" name="afe4185b26baeb03688202e254d3b005"></a><!-- doxytag: member="bdm::mmix::samplecond_m" ref="afe4185b26baeb03688202e254d3b005" args="(const vec &amp;cond, int N)" -->
204<div class="memitem">
205<div class="memproto">
206      <table class="memname">
207        <tr>
208          <td class="memname">virtual mat bdm::mpdf::samplecond_m           </td>
209          <td>(</td>
210          <td class="paramtype">const vec &amp;&nbsp;</td>
211          <td class="paramname"> <em>cond</em>, </td>
212        </tr>
213        <tr>
214          <td class="paramkey"></td>
215          <td></td>
216          <td class="paramtype">int&nbsp;</td>
217          <td class="paramname"> <em>N</em></td><td>&nbsp;</td>
218        </tr>
219        <tr>
220          <td></td>
221          <td>)</td>
222          <td></td><td></td><td><code> [inline, virtual, inherited]</code></td>
223        </tr>
224      </table>
225</div>
226<div class="memdoc">
227
228<p>
229Returns.
230<p>
231<dl compact><dt><b>Parameters:</b></dt><dd>
232  <table border="0" cellspacing="2" cellpadding="0">
233    <tr><td valign="top"></td><td valign="top"><em>N</em>&nbsp;</td><td>samples from the density conditioned on <code>cond</code>, <img class="formulaInl" alt="$x \sim epdf(rv|cond)$" src="form_46.png">. </td></tr>
234    <tr><td valign="top"></td><td valign="top"><em>cond</em>&nbsp;</td><td>is numeric value of <code>rv</code> </td></tr>
235    <tr><td valign="top"></td><td valign="top"><em>ll</em>&nbsp;</td><td>is a return value of log-likelihood of the sample. </td></tr>
236  </table>
237</dl>
238
239<p>References <a class="el" href="libBM_8h-source.html#l00324">bdm::mpdf::condition()</a>, <a class="el" href="libBM_8h-source.html#l00281">bdm::epdf::dimension()</a>, <a class="el" href="libBM_8h-source.html#l00297">bdm::mpdf::ep</a>, and <a class="el" href="libBM_8h-source.html#l00242">bdm::epdf::sample()</a>.</p>
240
241</div>
242</div><p>
243<hr>The documentation for this class was generated from the following file:<ul>
244<li><a class="el" href="emix_8h-source.html">emix.h</a></ul>
245</div>
246<hr size="1"><address style="text-align: right;"><small>Generated on Wed Feb 18 17:39:08 2009 for mixpp by&nbsp;
247<a href="http://www.doxygen.org/index.html">
248<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6 </small></address>
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