Changeset 608 for library/doc/html/classbdm_1_1merger__base.html
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- 09/12/09 11:41:43 (15 years ago)
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library/doc/html/classbdm_1_1merger__base.html
r591 r608 164 164 <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a75ba57a89681a8efec488f5796c7cc1b"></a><!-- doxytag: member="bdm::merger_base::sample" ref="a75ba57a89681a8efec488f5796c7cc1b" args="() const " --> 165 165 virtual vec </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1epdf.html#a75ba57a89681a8efec488f5796c7cc1b">sample</a> () const </td></tr> 166 <tr><td class="mdescLeft"> </td><td class="mdescRight">Returns a sample, <img class="formulaInl" alt="$ x $" src="form_ 7.png"/> from density <img class="formulaInl" alt="$ f_x()$" src="form_8.png"/>. <br/></td></tr>166 <tr><td class="mdescLeft"> </td><td class="mdescRight">Returns a sample, <img class="formulaInl" alt="$ x $" src="form_3.png"/> from density <img class="formulaInl" alt="$ f_x()$" src="form_13.png"/>. <br/></td></tr> 167 167 <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ab4cf45fd83cc7573ede9fe1215256058"></a><!-- doxytag: member="bdm::merger_base::sample_m" ref="ab4cf45fd83cc7573ede9fe1215256058" args="(int N) const " --> 168 168 virtual mat </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1epdf.html#ab4cf45fd83cc7573ede9fe1215256058">sample_m</a> (int N) const </td></tr> 169 <tr><td class="mdescLeft"> </td><td class="mdescRight">Returns N samples, <img class="formulaInl" alt="$ [x_1 , x_2 , \ldots \ $" src="form_9.png"/> from density <img class="formulaInl" alt="$ f_x(rv)$" src="form_10.png"/>. <br/></td></tr> 170 <tr><td class="memItemLeft" align="right" valign="top">virtual double </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1epdf.html#adeab266d63c236c277538867d5c3f249">evallog</a> (const vec &val) const </td></tr> 169 <tr><td class="mdescLeft"> </td><td class="mdescRight">Returns N samples, <img class="formulaInl" alt="$ [x_1 , x_2 , \ldots \ $" src="form_14.png"/> from density <img class="formulaInl" alt="$ f_x(rv)$" src="form_15.png"/>. <br/></td></tr> 170 <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="adeab266d63c236c277538867d5c3f249"></a><!-- doxytag: member="bdm::merger_base::evallog" ref="adeab266d63c236c277538867d5c3f249" args="(const vec &val) const " --> 171 virtual double </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1epdf.html#adeab266d63c236c277538867d5c3f249">evallog</a> (const vec &val) const </td></tr> 172 <tr><td class="mdescLeft"> </td><td class="mdescRight">Compute log-probability of argument <code>val</code> In case the argument is out of suport return -Infinity. <br/></td></tr> 171 173 <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ad08b68a5abd461f1b6519597e344caf8"></a><!-- doxytag: member="bdm::merger_base::evallog_m" ref="ad08b68a5abd461f1b6519597e344caf8" args="(const mat &Val) const " --> 172 174 virtual vec </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1epdf.html#ad08b68a5abd461f1b6519597e344caf8">evallog_m</a> (const mat &Val) const </td></tr> … … 185 187 <tr><td class="mdescLeft"> </td><td class="mdescRight">Lower and upper bounds of <code>percentage</code> % quantile, returns mean-2*sigma as default. <br/></td></tr> 186 188 <tr><td colspan="2"><div class="groupHeader">Connection to other classes</div></td></tr> 187 <tr><td colspan="2"><div class="groupText"><p><a class="anchor" id="amgrp14fc6e1cb822e9dfc5edc16c20fabe11"></a> 189 <tr><td colspan="2"><div class="groupText"><p><a class="anchor" id="amgrp14fc6e1cb822e9dfc5edc16c20fabe11"></a>Description of the random quantity via attribute <code>rv</code> is optional. For operations such as sampling <code>rv</code> does not need to be set. However, for <code>marginalization</code> and <code>conditioning</code> <code>rv</code> has to be set. NB: </p> 188 190 <br/><br/></div></td></tr> 189 191 <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="af423e28448dbb69ef4905295ec8de8ff"></a><!-- doxytag: member="bdm::merger_base::set_rv" ref="af423e28448dbb69ef4905295ec8de8ff" args="(const RV &rv0)" --> … … 211 213 <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a4e66803b04fc04b21b3716b3a317421f"></a><!-- doxytag: member="bdm::merger_base::rvzs" ref="a4e66803b04fc04b21b3716b3a317421f" args="" --> 212 214 Array< <a class="el" href="classbdm_1_1RV.html">RV</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1merger__base.html#a4e66803b04fc04b21b3716b3a317421f">rvzs</a></td></tr> 213 <tr><td class="mdescLeft"> </td><td class="mdescRight">Array of rvs that are not modelled by mpdfs at all, <img class="formulaInl" alt="$ z_i $" src="form_1 00.png"/>. <br/></td></tr>215 <tr><td class="mdescLeft"> </td><td class="mdescRight">Array of rvs that are not modelled by mpdfs at all, <img class="formulaInl" alt="$ z_i $" src="form_111.png"/>. <br/></td></tr> 214 216 <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a8098858f2edb1294122cbe4f05bf8694"></a><!-- doxytag: member="bdm::merger_base::zdls" ref="a8098858f2edb1294122cbe4f05bf8694" args="" --> 215 217 Array< <a class="el" href="classbdm_1_1datalink__m2e.html">datalink_m2e</a> * > </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1merger__base.html#a8098858f2edb1294122cbe4f05bf8694">zdls</a></td></tr> 216 <tr><td class="mdescLeft"> </td><td class="mdescRight">Data Links for extension <img class="formulaInl" alt="$ f(z_i|x_i,y_i) $" src="form_1 02.png"/>. <br/></td></tr>218 <tr><td class="mdescLeft"> </td><td class="mdescRight">Data Links for extension <img class="formulaInl" alt="$ f(z_i|x_i,y_i) $" src="form_113.png"/>. <br/></td></tr> 217 219 <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a39d263d92aa85553730c44958a92a541"></a><!-- doxytag: member="bdm::merger_base::Npoints" ref="a39d263d92aa85553730c44958a92a541" args="" --> 218 220 int </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1merger__base.html#a39d263d92aa85553730c44958a92a541">Npoints</a></td></tr> … … 255 257 <p>The merged pdfs are expected to be of the form: </p> 256 258 <p class="formulaDsp"> 257 <img class="formulaDsp" alt="\[ f(x_i|y_i), i=1..n \]" src="form_ 97.png"/>259 <img class="formulaDsp" alt="\[ f(x_i|y_i), i=1..n \]" src="form_108.png"/> 258 260 </p> 259 <p> where the resulting merger is a density on <img class="formulaInl" alt="$ \cup [x_i,y_i] $" src="form_ 98.png"/> . Note that all variables will be joined.</p>261 <p> where the resulting merger is a density on <img class="formulaInl" alt="$ \cup [x_i,y_i] $" src="form_109.png"/> . Note that all variables will be joined.</p> 260 262 <p>As a result of this feature, each source must be extended to common support </p> 261 263 <p class="formulaDsp"> 262 <img class="formulaDsp" alt="\[ f(z_i|y_i,x_i) f(x_i|y_i) f(y_i) i=1..n \]" src="form_ 99.png"/>264 <img class="formulaDsp" alt="\[ f(z_i|y_i,x_i) f(x_i|y_i) f(y_i) i=1..n \]" src="form_110.png"/> 263 265 </p> 264 <p> where <img class="formulaInl" alt="$ z_i $" src="form_1 00.png"/> accumulate variables that were not in the original source. These extensions are calculated on-the-fly.</p>265 <p>However, these operations can not be performed in general. Hence, this class merges only sources on common support, <img class="formulaInl" alt="$ y_i={}, z_i={}, \forall i $" src="form_1 01.png"/>. For merging of more general cases, use offsprings <a class="el" href="classbdm_1_1merger__mix.html" title="Merger using importance sampling with mixture proposal density.">merger_mix</a> and merger_grid. </p>266 <p> where <img class="formulaInl" alt="$ z_i $" src="form_111.png"/> accumulate variables that were not in the original source. These extensions are calculated on-the-fly.</p> 267 <p>However, these operations can not be performed in general. Hence, this class merges only sources on common support, <img class="formulaInl" alt="$ y_i={}, z_i={}, \forall i $" src="form_112.png"/>. For merging of more general cases, use offsprings <a class="el" href="classbdm_1_1merger__mix.html" title="Merger using importance sampling with mixture proposal density.">merger_mix</a> and merger_grid. </p> 266 268 <hr/><h2>Member Function Documentation</h2> 267 <a class="anchor" id="adeab266d63c236c277538867d5c3f249"></a><!-- doxytag: member="bdm::merger_base::evallog" ref="adeab266d63c236c277538867d5c3f249" args="(const vec &val) const " -->268 <div class="memitem">269 <div class="memproto">270 <table class="memname">271 <tr>272 <td class="memname">virtual double bdm::epdf::evallog </td>273 <td>(</td>274 <td class="paramtype">const vec & </td>275 <td class="paramname"> <em>val</em></td>276 <td> ) </td>277 <td> const<code> [inline, virtual, inherited]</code></td>278 </tr>279 </table>280 </div>281 <div class="memdoc">282 <p>Compute log-probability of argument <code>val</code> In case the argument is out of suport return -Infinity </p>283 284 <p>Reimplemented in <a class="el" href="classbdm_1_1emix.html#a0f3db99f730bde6b7953931594537e8e">bdm::emix</a>, <a class="el" href="classbdm_1_1eprod.html#aa5a91e67d2f74ff2b0b8eecde2fa42e2">bdm::eprod</a>, <a class="el" href="classbdm_1_1eEF.html#aa36d06ecdd6f4c79dc122510eaccc692">bdm::eEF</a>, <a class="el" href="classbdm_1_1egamma.html#aa8e11e5a580ff42a1b205974c60768c6">bdm::egamma</a>, <a class="el" href="classbdm_1_1euni.html#acaa07b8307bd793d5339d6583e0aba81">bdm::euni</a>, <a class="el" href="classbdm_1_1eiWishartCh.html#aa6ddbd815b8b666dd542e97f009f89bb">bdm::eiWishartCh</a>, <a class="el" href="classbdm_1_1eEmp.html#a01654c014d3aa068f8d4ecba4be86d09">bdm::eEmp</a>, and <a class="el" href="classbdm_1_1merger__mix.html#a9737ad6d1ecf4e0cdd6cea6a40875a34">bdm::merger_mix</a>.</p>285 286 <p>References <a class="el" href="bdmerror_8h_source.html#l00051">bdm_error</a>.</p>287 288 <p>Referenced by <a class="el" href="bdmbase_8cpp_source.html#l00152">bdm::epdf::evallog_m()</a>, and <a class="el" href="emix_8h_source.html#l00076">bdm::mratio::evallogcond()</a>.</p>289 290 </div>291 </div>292 269 <a class="anchor" id="a021acbf1a6e3bfde2a1b9c1c73cea6e0"></a><!-- doxytag: member="bdm::merger_base::mean" ref="a021acbf1a6e3bfde2a1b9c1c73cea6e0" args="() const " --> 293 270 <div class="memitem"> … … 310 287 <p>Reimplemented from <a class="el" href="classbdm_1_1epdf.html#a0c8d13d788094605b3cdab20a6e22b75">bdm::epdf</a>.</p> 311 288 312 <p>References <a class="el" href="exp__family_8h_source.html#l01161">bdm::eEmp::_samples()</a>, <a class="el" href="exp__family_8h_source.html#l01157">bdm::eEmp::_w()</a>, <a class="el" href="bdmbase_8h_source.html#l00 272">bdm::epdf::dim</a>, <a class="el" href="merger_8h_source.html#l00076">eSmp</a>, and <a class="el" href="merger_8h_source.html#l00060">Npoints</a>.</p>289 <p>References <a class="el" href="exp__family_8h_source.html#l01161">bdm::eEmp::_samples()</a>, <a class="el" href="exp__family_8h_source.html#l01157">bdm::eEmp::_w()</a>, <a class="el" href="bdmbase_8h_source.html#l00318">bdm::epdf::dim</a>, <a class="el" href="merger_8h_source.html#l00076">eSmp</a>, and <a class="el" href="merger_8h_source.html#l00060">Npoints</a>.</p> 313 290 314 291 <p>Referenced by <a class="el" href="merger_8h_source.html#l00241">variance()</a>.</p> … … 321 298 </ul> 322 299 </div> 323 <hr size="1"/><address style="text-align: right;"><small>Generated on Sun Aug 30 22:10:512009 for mixpp by 300 <hr size="1"/><address style="text-align: right;"><small>Generated on Tue Sep 8 22:11:33 2009 for mixpp by 324 301 <a href="http://www.doxygen.org/index.html"> 325 302 <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.1 </small></address>