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71<h1>bdm::mratio Class Reference</h1><!-- doxytag: class="bdm::mratio" --><!-- doxytag: inherits="bdm::mpdf" -->Class representing ratio of two densities which arise e.g. by applying the Bayes rule. It represents density in the form: <p class="formulaDsp">
72<img class="formulaDsp" alt="\[ f(rv|rvc) = \frac{f(rv,rvc)}{f(rvc)} \]" src="form_35.png">
73<p>
74 where <img class="formulaInl" alt="$ f(rvc) = \int f(rv,rvc) d\ rv $" src="form_36.png">. 
75<a href="#_details">More...</a>
76<p>
77<code>#include &lt;<a class="el" href="emix_8h_source.html">emix.h</a>&gt;</code>
78<p>
79
80<p>
81<a href="classbdm_1_1mratio-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
82<tr><td></td></tr>
83<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
84<tr><td class="memItemLeft" nowrap align="right" valign="top">&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mratio.html#0ff56d13f9515d7e5f23b7a4cc5529b4">mratio</a> (const <a class="el" href="classbdm_1_1epdf.html">epdf</a> *nom0, const <a class="el" href="classbdm_1_1RV.html">RV</a> &amp;rv, bool copy=false)</td></tr>
85
86<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="3a2cbce8c61ca9f592d9c2220f7c1204"></a><!-- doxytag: member="bdm::mratio::evallogcond" ref="3a2cbce8c61ca9f592d9c2220f7c1204" args="(const vec &amp;val, const vec &amp;cond)" -->
87double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mratio.html#3a2cbce8c61ca9f592d9c2220f7c1204">evallogcond</a> (const vec &amp;val, const vec &amp;cond)</td></tr>
88
89<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>
90<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="c8b39fea586d4258bb3c881406edaf15"></a><!-- doxytag: member="bdm::mratio::ownnom" ref="c8b39fea586d4258bb3c881406edaf15" args="()" -->
91void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mratio.html#c8b39fea586d4258bb3c881406edaf15">ownnom</a> ()</td></tr>
92
93<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Object takes ownership of nom and will destroy it. <br></td></tr>
94<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="c0cc0b25dbdc54751466616655454c5c"></a><!-- doxytag: member="bdm::mratio::~mratio" ref="c0cc0b25dbdc54751466616655454c5c" args="()" -->
95&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mratio.html#c0cc0b25dbdc54751466616655454c5c">~mratio</a> ()</td></tr>
96
97<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Default destructor. <br></td></tr>
98<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#30a0bceb948e287d497c578e371b1667">from_setting</a> (const Setting &amp;set)</td></tr>
99
100<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="af0e6941ba5919cae1bc530e2181b109"></a><!-- doxytag: member="bdm::mratio::to_string" ref="af0e6941ba5919cae1bc530e2181b109" args="()" -->
101virtual string&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1root.html#af0e6941ba5919cae1bc530e2181b109">to_string</a> ()</td></tr>
102
103<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">This method returns a basic info about the current instance. <br></td></tr>
104<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="67d954d255ede776eade7334d4895790"></a><!-- doxytag: member="bdm::mratio::to_setting" ref="67d954d255ede776eade7334d4895790" args="(Setting &amp;set) const " -->
105virtual void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1root.html#67d954d255ede776eade7334d4895790">to_setting</a> (Setting &amp;set) const </td></tr>
106
107<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">This method save all the instance properties into the Setting structure. <br></td></tr>
108<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1c314bd6d6dacb8ba78ea5eb88fd9516"></a><!-- doxytag: member="bdm::mratio::validate" ref="1c314bd6d6dacb8ba78ea5eb88fd9516" args="()" -->
109virtual void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1root.html#1c314bd6d6dacb8ba78ea5eb88fd9516">validate</a> ()</td></tr>
110
111<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">This method TODO. <br></td></tr>
112<tr><td colspan="2"><div class="groupHeader">Matematical operations</div></td></tr>
113<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>
114
115<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_49.png">.  <a href="#f0c1db6fcbb3aae2dd6123884457a367"></a><br></td></tr>
116<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>
117
118<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Returns.  <a href="#afe4185b26baeb03688202e254d3b005"></a><br></td></tr>
119<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="db94784a9aacf74c65c5a014f6743530"></a><!-- doxytag: member="bdm::mratio::condition" ref="db94784a9aacf74c65c5a014f6743530" args="(const vec &amp;cond)" -->
120virtual void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#db94784a9aacf74c65c5a014f6743530">condition</a> (const vec &amp;cond)</td></tr>
121
122<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>
123<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="0b0ed1ed663071bb7cf4a1349eb94fcb"></a><!-- doxytag: member="bdm::mratio::evallogcond_m" ref="0b0ed1ed663071bb7cf4a1349eb94fcb" args="(const mat &amp;Dt, const vec &amp;cond)" -->
124virtual 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>
125
126<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Matrix version of evallogcond. <br></td></tr>
127<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="2a0d03756f59924fd038980ee60bd904"></a><!-- doxytag: member="bdm::mratio::evallogcond_m" ref="2a0d03756f59924fd038980ee60bd904" args="(const Array&lt; vec &gt; &amp;Dt, const vec &amp;cond)" -->
128virtual vec&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#2a0d03756f59924fd038980ee60bd904">evallogcond_m</a> (const Array&lt; vec &gt; &amp;Dt, const vec &amp;cond)</td></tr>
129
130<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Array&lt;vec&gt; version of evallogcond. <br></td></tr>
131<tr><td colspan="2"><div class="groupHeader">Access to attributes</div></td></tr>
132<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5571482d150fbcb72cc36f6694ce1a10"></a><!-- doxytag: member="bdm::mratio::_rv" ref="5571482d150fbcb72cc36f6694ce1a10" args="()" -->
133<a class="el" href="classbdm_1_1RV.html">RV</a>&nbsp;</td><td class="memItemRight" valign="bottom"><b>_rv</b> ()</td></tr>
134
135<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="26001264236846897bd11e4baad47245"></a><!-- doxytag: member="bdm::mratio::_rvc" ref="26001264236846897bd11e4baad47245" args="()" -->
136<a class="el" href="classbdm_1_1RV.html">RV</a>&nbsp;</td><td class="memItemRight" valign="bottom"><b>_rvc</b> ()</td></tr>
137
138<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1c2bae3e1e90874e72941863974ec0ed"></a><!-- doxytag: member="bdm::mratio::dimension" ref="1c2bae3e1e90874e72941863974ec0ed" args="()" -->
139int&nbsp;</td><td class="memItemRight" valign="bottom"><b>dimension</b> ()</td></tr>
140
141<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="35e135910aed187b7290742f50e61bc8"></a><!-- doxytag: member="bdm::mratio::dimensionc" ref="35e135910aed187b7290742f50e61bc8" args="()" -->
142int&nbsp;</td><td class="memItemRight" valign="bottom"><b>dimensionc</b> ()</td></tr>
143
144<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1892fe3933488942253679f068e9e7f6"></a><!-- doxytag: member="bdm::mratio::_epdf" ref="1892fe3933488942253679f068e9e7f6" args="()" -->
145<a class="el" href="classbdm_1_1epdf.html">epdf</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><b>_epdf</b> ()</td></tr>
146
147<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="05e843fd11c410a99dad2b88c55aca80"></a><!-- doxytag: member="bdm::mratio::_e" ref="05e843fd11c410a99dad2b88c55aca80" args="()" -->
148<a class="el" href="classbdm_1_1epdf.html">epdf</a> *&nbsp;</td><td class="memItemRight" valign="bottom"><b>_e</b> ()</td></tr>
149
150<tr><td colspan="2"><div class="groupHeader">Connection to other objects</div></td></tr>
151<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="7631a5570e4ade1420065e8df78f4401"></a><!-- doxytag: member="bdm::mratio::set_rvc" ref="7631a5570e4ade1420065e8df78f4401" args="(const RV &amp;rvc0)" -->
152void&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>
153
154<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="18ac26bc2f96ae01ef4eb06178abbd75"></a><!-- doxytag: member="bdm::mratio::set_rv" ref="18ac26bc2f96ae01ef4eb06178abbd75" args="(const RV &amp;rv0)" -->
155void&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>
156
157<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="f8e3798150b42fd1f3e16ddbbe0e7045"></a><!-- doxytag: member="bdm::mratio::isnamed" ref="f8e3798150b42fd1f3e16ddbbe0e7045" args="()" -->
158bool&nbsp;</td><td class="memItemRight" valign="bottom"><b>isnamed</b> ()</td></tr>
159
160<tr><td colspan="2"><br><h2>Protected Attributes</h2></td></tr>
161<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="f31caba90a2aa10fbf7631832404fe54"></a><!-- doxytag: member="bdm::mratio::nom" ref="f31caba90a2aa10fbf7631832404fe54" args="" -->
162const <a class="el" href="classbdm_1_1epdf.html">epdf</a> *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mratio.html#f31caba90a2aa10fbf7631832404fe54">nom</a></td></tr>
163
164<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Nominator in the form of <a class="el" href="classbdm_1_1mpdf.html" title="Conditional probability density, e.g. modeling some dependencies.">mpdf</a>. <br></td></tr>
165<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="7daa5d02d3a3be9d15fd4156d886ed88"></a><!-- doxytag: member="bdm::mratio::den" ref="7daa5d02d3a3be9d15fd4156d886ed88" args="" -->
166<a class="el" href="classbdm_1_1epdf.html">epdf</a> *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mratio.html#7daa5d02d3a3be9d15fd4156d886ed88">den</a></td></tr>
167
168<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Denominator in the form of <a class="el" href="classbdm_1_1epdf.html" title="Probability density function with numerical statistics, e.g. posterior density.">epdf</a>. <br></td></tr>
169<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="51bfe6675e724f7fbeaaeacce5a9f9b8"></a><!-- doxytag: member="bdm::mratio::destroynom" ref="51bfe6675e724f7fbeaaeacce5a9f9b8" args="" -->
170bool&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mratio.html#51bfe6675e724f7fbeaaeacce5a9f9b8">destroynom</a></td></tr>
171
172<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">flag for destructor <br></td></tr>
173<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="cda5bd23ba60146d69e1f804ff7710c7"></a><!-- doxytag: member="bdm::mratio::dl" ref="cda5bd23ba60146d69e1f804ff7710c7" args="" -->
174<a class="el" href="classbdm_1_1datalink__m2e.html">datalink_m2e</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mratio.html#cda5bd23ba60146d69e1f804ff7710c7">dl</a></td></tr>
175
176<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight"><a class="el" href="classbdm_1_1datalink.html" title="DataLink is a connection between two data vectors Up and Down.">datalink</a> between conditional and nom <br></td></tr>
177<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="7c1900976ff13dbc09c9729b3bbff9e6"></a><!-- doxytag: member="bdm::mratio::dimc" ref="7c1900976ff13dbc09c9729b3bbff9e6" args="" -->
178int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#7c1900976ff13dbc09c9729b3bbff9e6">dimc</a></td></tr>
179
180<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">dimension of the condition <br></td></tr>
181<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5a5f08950daa08b85b01ddf4e1c36288"></a><!-- doxytag: member="bdm::mratio::rvc" ref="5a5f08950daa08b85b01ddf4e1c36288" args="" -->
182<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>
183
184<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">random variable in condition <br></td></tr>
185<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5eea43c56d38e4441bfb30270db949c0"></a><!-- doxytag: member="bdm::mratio::ep" ref="5eea43c56d38e4441bfb30270db949c0" args="" -->
186<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>
187
188<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>
189</table>
190<hr><a name="_details"></a><h2>Detailed Description</h2>
191Class representing ratio of two densities which arise e.g. by applying the Bayes rule. It represents density in the form: <p class="formulaDsp">
192<img class="formulaDsp" alt="\[ f(rv|rvc) = \frac{f(rv,rvc)}{f(rvc)} \]" src="form_35.png">
193<p>
194 where <img class="formulaInl" alt="$ f(rvc) = \int f(rv,rvc) d\ rv $" src="form_36.png">.
195<p>
196In particular this type of arise by conditioning of a mixture model.<p>
197At present the only supported operation is <a class="el" href="classbdm_1_1mratio.html#3a2cbce8c61ca9f592d9c2220f7c1204" title="Shortcut for conditioning and evaluation of the internal epdf. In some cases, this...">evallogcond()</a>. <hr><h2>Constructor &amp; Destructor Documentation</h2>
198<a class="anchor" name="0ff56d13f9515d7e5f23b7a4cc5529b4"></a><!-- doxytag: member="bdm::mratio::mratio" ref="0ff56d13f9515d7e5f23b7a4cc5529b4" args="(const epdf *nom0, const RV &amp;rv, bool copy=false)" -->
199<div class="memitem">
200<div class="memproto">
201      <table class="memname">
202        <tr>
203          <td class="memname">bdm::mratio::mratio           </td>
204          <td>(</td>
205          <td class="paramtype">const <a class="el" href="classbdm_1_1epdf.html">epdf</a> *&nbsp;</td>
206          <td class="paramname"> <em>nom0</em>, </td>
207        </tr>
208        <tr>
209          <td class="paramkey"></td>
210          <td></td>
211          <td class="paramtype">const <a class="el" href="classbdm_1_1RV.html">RV</a> &amp;&nbsp;</td>
212          <td class="paramname"> <em>rv</em>, </td>
213        </tr>
214        <tr>
215          <td class="paramkey"></td>
216          <td></td>
217          <td class="paramtype">bool&nbsp;</td>
218          <td class="paramname"> <em>copy</em> = <code>false</code></td><td>&nbsp;</td>
219        </tr>
220        <tr>
221          <td></td>
222          <td>)</td>
223          <td></td><td></td><td><code> [inline]</code></td>
224        </tr>
225      </table>
226</div>
227<div class="memdoc">
228
229<p>
230Default constructor. By default, the given <a class="el" href="classbdm_1_1epdf.html" title="Probability density function with numerical statistics, e.g. posterior density.">epdf</a> is not copied! It is assumed that this function will be used only temporarily.
231<p>References <a class="el" href="bdmbase_8h_source.html#l00311">bdm::epdf::_rv()</a>, <a class="el" href="emix_8h_source.html#l00041">den</a>, <a class="el" href="emix_8h_source.html#l00043">destroynom</a>, <a class="el" href="bdmbase_8h_source.html#l00344">bdm::mpdf::dimc</a>, <a class="el" href="emix_8h_source.html#l00045">dl</a>, <a class="el" href="bdmbase_8h_source.html#l00348">bdm::mpdf::ep</a>, <a class="el" href="bdmbase_8h_source.html#l00284">bdm::epdf::marginal()</a>, <a class="el" href="emix_8h_source.html#l00039">nom</a>, <a class="el" href="bdmbase_8h_source.html#l00346">bdm::mpdf::rvc</a>, <a class="el" href="bdmbase_8h_source.html#l00512">bdm::datalink_m2e::set_connection()</a>, <a class="el" href="bdmbase_8h_source.html#l00307">bdm::epdf::set_rv()</a>, and <a class="el" href="bdmbase_8cpp_source.html#l00193">bdm::RV::subt()</a>.</p>
232
233</div>
234</div><p>
235<hr><h2>Member Function Documentation</h2>
236<a class="anchor" name="30a0bceb948e287d497c578e371b1667"></a><!-- doxytag: member="bdm::mratio::from_setting" ref="30a0bceb948e287d497c578e371b1667" args="(const Setting &amp;set)" -->
237<div class="memitem">
238<div class="memproto">
239      <table class="memname">
240        <tr>
241          <td class="memname">void bdm::mpdf::from_setting           </td>
242          <td>(</td>
243          <td class="paramtype">const Setting &amp;&nbsp;</td>
244          <td class="paramname"> <em>set</em>          </td>
245          <td>&nbsp;)&nbsp;</td>
246          <td><code> [inline, virtual, inherited]</code></td>
247        </tr>
248      </table>
249</div>
250<div class="memdoc">
251
252<p>
253Load from structure with elements: <div class="fragment"><pre class="fragment"> { rv = {<span class="keyword">class</span>=<span class="stringliteral">"RV"</span>, names=(...),}; <span class="comment">// RV describing meaning of random variable</span>
254   <a class="code" href="classbdm_1_1mpdf.html#5a5f08950daa08b85b01ddf4e1c36288" title="random variable in condition">rvc</a>= {<span class="keyword">class</span>=<span class="stringliteral">"RV"</span>, names=(...),}; <span class="comment">// RV describing meaning of random variable in condition</span>
255   <span class="comment">// elements of offsprings</span>
256 }
257</pre></div> 
258<p>Reimplemented from <a class="el" href="classbdm_1_1root.html#0551e3121091c5199bf4413b50522176">bdm::root</a>.</p>
259
260<p>Reimplemented in <a class="el" href="classbdm_1_1mepdf.html#27ef18a3e3b1b5de02739d1324bf25fb">bdm::mepdf</a>, <a class="el" href="classbdm_1_1mprod.html#bfa7478f8df1de6d8cd4c349db512831">bdm::mprod</a>, <a class="el" href="classbdm_1_1mgnorm.html#d717dacc6a9eb967f8410994dc6dc6f9">bdm::mgnorm&lt; sq_T &gt;</a>, <a class="el" href="classbdm_1_1mgamma.html#da2af0f327e5452bee71d1bf97452ae4">bdm::mgamma</a>, <a class="el" href="classbdm_1_1migamma__ref.html#9e7e0f7d2aa9ecca8ec1af8cbcb5ef1d">bdm::migamma_ref</a>, and <a class="el" href="classbdm_1_1mlognorm.html#49e45ea13a869da607ef9be7a229128a">bdm::mlognorm</a>.</p>
261
262</div>
263</div><p>
264<a class="anchor" name="f0c1db6fcbb3aae2dd6123884457a367"></a><!-- doxytag: member="bdm::mratio::samplecond" ref="f0c1db6fcbb3aae2dd6123884457a367" args="(const vec &amp;cond)" -->
265<div class="memitem">
266<div class="memproto">
267      <table class="memname">
268        <tr>
269          <td class="memname">virtual vec bdm::mpdf::samplecond           </td>
270          <td>(</td>
271          <td class="paramtype">const vec &amp;&nbsp;</td>
272          <td class="paramname"> <em>cond</em>          </td>
273          <td>&nbsp;)&nbsp;</td>
274          <td><code> [inline, virtual, inherited]</code></td>
275        </tr>
276      </table>
277</div>
278<div class="memdoc">
279
280<p>
281Returns a sample from the density conditioned on <code>cond</code>, <img class="formulaInl" alt="$x \sim epdf(rv|cond)$" src="form_49.png">.
282<p>
283<dl compact><dt><b>Parameters:</b></dt><dd>
284  <table border="0" cellspacing="2" cellpadding="0">
285    <tr><td valign="top"></td><td valign="top"><em>cond</em>&nbsp;</td><td>is numeric value of <code>rv</code> </td></tr>
286  </table>
287</dl>
288
289<p>Reimplemented in <a class="el" href="classbdm_1_1mprod.html#ee715a8013acf9892f6cb489db595555">bdm::mprod</a>.</p>
290
291<p>References <a class="el" href="bdmbase_8h_source.html#l00376">bdm::mpdf::condition()</a>, <a class="el" href="bdmbase_8h_source.html#l00348">bdm::mpdf::ep</a>, and <a class="el" href="bdmbase_8h_source.html#l00263">bdm::epdf::sample()</a>.</p>
292
293<p>Referenced by <a class="el" href="particles_8h_source.html#l00207">bdm::MPF&lt; BM_T &gt;::bayes()</a>, <a class="el" href="particles_8cpp_source.html#l00007">bdm::PF::bayes()</a>, and <a class="el" href="datasources_8cpp_source.html#l00043">bdm::ArxDS::step()</a>.</p>
294
295</div>
296</div><p>
297<a class="anchor" name="afe4185b26baeb03688202e254d3b005"></a><!-- doxytag: member="bdm::mratio::samplecond_m" ref="afe4185b26baeb03688202e254d3b005" args="(const vec &amp;cond, int N)" -->
298<div class="memitem">
299<div class="memproto">
300      <table class="memname">
301        <tr>
302          <td class="memname">virtual mat bdm::mpdf::samplecond_m           </td>
303          <td>(</td>
304          <td class="paramtype">const vec &amp;&nbsp;</td>
305          <td class="paramname"> <em>cond</em>, </td>
306        </tr>
307        <tr>
308          <td class="paramkey"></td>
309          <td></td>
310          <td class="paramtype">int&nbsp;</td>
311          <td class="paramname"> <em>N</em></td><td>&nbsp;</td>
312        </tr>
313        <tr>
314          <td></td>
315          <td>)</td>
316          <td></td><td></td><td><code> [inline, virtual, inherited]</code></td>
317        </tr>
318      </table>
319</div>
320<div class="memdoc">
321
322<p>
323Returns.
324<p>
325<dl compact><dt><b>Parameters:</b></dt><dd>
326  <table border="0" cellspacing="2" cellpadding="0">
327    <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_49.png">. </td></tr>
328    <tr><td valign="top"></td><td valign="top"><em>cond</em>&nbsp;</td><td>is numeric value of <code>rv</code> </td></tr>
329  </table>
330</dl>
331
332<p>References <a class="el" href="bdmbase_8h_source.html#l00376">bdm::mpdf::condition()</a>, <a class="el" href="bdmbase_8h_source.html#l00318">bdm::epdf::dimension()</a>, <a class="el" href="bdmbase_8h_source.html#l00348">bdm::mpdf::ep</a>, and <a class="el" href="bdmbase_8h_source.html#l00263">bdm::epdf::sample()</a>.</p>
333
334</div>
335</div><p>
336<hr>The documentation for this class was generated from the following file:<ul>
337<li><a class="el" href="emix_8h_source.html">emix.h</a></ul>
338</div>
339<hr size="1"><address style="text-align: right;"><small>Generated on Wed Jun 24 13:35:52 2009 for mixpp by&nbsp;
340<a href="http://www.doxygen.org/index.html">
341<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.9 </small></address>
342</body>
343</html>
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