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64 | </ul> |
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66 | <div class="navpath"><b>bdm</b>::<a class="el" href="classbdm_1_1mgamma__fix.html">mgamma_fix</a> |
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67 | </div> |
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68 | </div> |
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69 | <div class="contents"> |
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70 | <h1>bdm::mgamma_fix Class Reference</h1><!-- doxytag: class="bdm::mgamma_fix" --><!-- doxytag: inherits="bdm::mgamma" -->Gamma random walk around a fixed point. |
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71 | <a href="#_details">More...</a> |
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72 | <p> |
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73 | <code>#include <<a class="el" href="exp__family_8h_source.html">exp_family.h</a>></code> |
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74 | <p> |
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75 | |
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76 | <p> |
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77 | <a href="classbdm_1_1mgamma__fix-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0"> |
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78 | <tr><td></td></tr> |
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79 | <tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr> |
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80 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="9a31bc9b4b60188a18a2a6b588dc4b2d"></a><!-- doxytag: member="bdm::mgamma_fix::mgamma_fix" ref="9a31bc9b4b60188a18a2a6b588dc4b2d" args="()" --> |
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81 | </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mgamma__fix.html#9a31bc9b4b60188a18a2a6b588dc4b2d">mgamma_fix</a> ()</td></tr> |
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82 | |
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83 | <tr><td class="mdescLeft"> </td><td class="mdescRight">Constructor. <br></td></tr> |
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84 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1bfd30e90db9dc1fbda4a9fbb0b716b2"></a><!-- doxytag: member="bdm::mgamma_fix::set_parameters" ref="1bfd30e90db9dc1fbda4a9fbb0b716b2" args="(double k0, vec ref0, double l0)" --> |
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85 | void </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mgamma__fix.html#1bfd30e90db9dc1fbda4a9fbb0b716b2">set_parameters</a> (double k0, vec ref0, double l0)</td></tr> |
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86 | |
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87 | <tr><td class="mdescLeft"> </td><td class="mdescRight">Set value of <code>k</code>. <br></td></tr> |
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88 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1d539591deb7a38bb3403c2b396c8ff7"></a><!-- doxytag: member="bdm::mgamma_fix::condition" ref="1d539591deb7a38bb3403c2b396c8ff7" args="(const vec &val)" --> |
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89 | void </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mgamma__fix.html#1d539591deb7a38bb3403c2b396c8ff7">condition</a> (const vec &val)</td></tr> |
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90 | |
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91 | <tr><td class="mdescLeft"> </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> |
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92 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="a0f21c2557b233a85838b497d040ab14"></a><!-- doxytag: member="bdm::mgamma_fix::set_parameters" ref="a0f21c2557b233a85838b497d040ab14" args="(double k, const vec &beta0)" --> |
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93 | void </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mgamma.html#a0f21c2557b233a85838b497d040ab14">set_parameters</a> (double <a class="el" href="classbdm_1_1mgamma.html#b20cf88cca1fe9b0b8f2a412608bfd09">k</a>, const vec &beta0)</td></tr> |
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94 | |
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95 | <tr><td class="mdescLeft"> </td><td class="mdescRight">Set value of <code>k</code>. <br></td></tr> |
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96 | <tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mgamma.html#da2af0f327e5452bee71d1bf97452ae4">from_setting</a> (const Setting &set)</td></tr> |
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97 | |
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98 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="af0e6941ba5919cae1bc530e2181b109"></a><!-- doxytag: member="bdm::mgamma_fix::to_string" ref="af0e6941ba5919cae1bc530e2181b109" args="()" --> |
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99 | virtual string </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1root.html#af0e6941ba5919cae1bc530e2181b109">to_string</a> ()</td></tr> |
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100 | |
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101 | <tr><td class="mdescLeft"> </td><td class="mdescRight">This method returns a basic info about the current instance. <br></td></tr> |
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102 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="67d954d255ede776eade7334d4895790"></a><!-- doxytag: member="bdm::mgamma_fix::to_setting" ref="67d954d255ede776eade7334d4895790" args="(Setting &set) const " --> |
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103 | virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1root.html#67d954d255ede776eade7334d4895790">to_setting</a> (Setting &set) const </td></tr> |
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104 | |
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105 | <tr><td class="mdescLeft"> </td><td class="mdescRight">This method save all the instance properties into the Setting structure. <br></td></tr> |
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106 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1c314bd6d6dacb8ba78ea5eb88fd9516"></a><!-- doxytag: member="bdm::mgamma_fix::validate" ref="1c314bd6d6dacb8ba78ea5eb88fd9516" args="()" --> |
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107 | virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1root.html#1c314bd6d6dacb8ba78ea5eb88fd9516">validate</a> ()</td></tr> |
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108 | |
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109 | <tr><td class="mdescLeft"> </td><td class="mdescRight">This method TODO. <br></td></tr> |
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110 | <tr><td colspan="2"><div class="groupHeader">Matematical operations</div></td></tr> |
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111 | <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual vec </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#b024f2e636e5507c755de4a6df1f1e99">samplecond</a> (const vec &cond)</td></tr> |
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112 | |
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113 | <tr><td class="mdescLeft"> </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_11.png">. <a href="#b024f2e636e5507c755de4a6df1f1e99"></a><br></td></tr> |
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114 | <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual mat </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#6e497d501331057309d2fddf63259d1a">samplecond_m</a> (const vec &cond, int N)</td></tr> |
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115 | |
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116 | <tr><td class="mdescLeft"> </td><td class="mdescRight">Returns. <a href="#6e497d501331057309d2fddf63259d1a"></a><br></td></tr> |
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117 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="cfcbb897bf42015a7979b17d891fd9b5"></a><!-- doxytag: member="bdm::mgamma_fix::evallogcond" ref="cfcbb897bf42015a7979b17d891fd9b5" args="(const vec &dt, const vec &cond)" --> |
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118 | virtual double </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#cfcbb897bf42015a7979b17d891fd9b5">evallogcond</a> (const vec &dt, const vec &cond)</td></tr> |
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119 | |
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120 | <tr><td class="mdescLeft"> </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> |
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121 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="f97c61ecfb1f44ef6f08dee7bc15eab3"></a><!-- doxytag: member="bdm::mgamma_fix::evallogcond_m" ref="f97c61ecfb1f44ef6f08dee7bc15eab3" args="(const mat &Dt, const vec &cond)" --> |
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122 | virtual vec </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#f97c61ecfb1f44ef6f08dee7bc15eab3">evallogcond_m</a> (const mat &Dt, const vec &cond)</td></tr> |
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123 | |
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124 | <tr><td class="mdescLeft"> </td><td class="mdescRight">Matrix version of evallogcond. <br></td></tr> |
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125 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="2d7d3c23e3273e97c12c396dcc06b606"></a><!-- doxytag: member="bdm::mgamma_fix::evallogcond_m" ref="2d7d3c23e3273e97c12c396dcc06b606" args="(const Array< vec > &Dt, const vec &cond)" --> |
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126 | virtual vec </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#2d7d3c23e3273e97c12c396dcc06b606">evallogcond_m</a> (const Array< vec > &Dt, const vec &cond)</td></tr> |
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127 | |
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128 | <tr><td class="mdescLeft"> </td><td class="mdescRight">Array<vec> version of evallogcond. <br></td></tr> |
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129 | <tr><td colspan="2"><div class="groupHeader">Access to attributes</div></td></tr> |
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130 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5571482d150fbcb72cc36f6694ce1a10"></a><!-- doxytag: member="bdm::mgamma_fix::_rv" ref="5571482d150fbcb72cc36f6694ce1a10" args="()" --> |
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131 | <a class="el" href="classbdm_1_1RV.html">RV</a> </td><td class="memItemRight" valign="bottom"><b>_rv</b> ()</td></tr> |
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132 | |
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133 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="26001264236846897bd11e4baad47245"></a><!-- doxytag: member="bdm::mgamma_fix::_rvc" ref="26001264236846897bd11e4baad47245" args="()" --> |
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134 | <a class="el" href="classbdm_1_1RV.html">RV</a> </td><td class="memItemRight" valign="bottom"><b>_rvc</b> ()</td></tr> |
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135 | |
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136 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1c2bae3e1e90874e72941863974ec0ed"></a><!-- doxytag: member="bdm::mgamma_fix::dimension" ref="1c2bae3e1e90874e72941863974ec0ed" args="()" --> |
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137 | int </td><td class="memItemRight" valign="bottom"><b>dimension</b> ()</td></tr> |
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138 | |
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139 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="35e135910aed187b7290742f50e61bc8"></a><!-- doxytag: member="bdm::mgamma_fix::dimensionc" ref="35e135910aed187b7290742f50e61bc8" args="()" --> |
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140 | int </td><td class="memItemRight" valign="bottom"><b>dimensionc</b> ()</td></tr> |
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141 | |
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142 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="4c2d7d3d1d75cca84993e77867d1ffbe"></a><!-- doxytag: member="bdm::mgamma_fix::e" ref="4c2d7d3d1d75cca84993e77867d1ffbe" args="()" --> |
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143 | <a class="el" href="classbdm_1_1epdf.html">epdf</a> * </td><td class="memItemRight" valign="bottom"><b>e</b> ()</td></tr> |
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144 | |
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145 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="a4ba1b384c9c1cb18422a8ba32a5d019"></a><!-- doxytag: member="bdm::mgamma_fix::set_ep" ref="a4ba1b384c9c1cb18422a8ba32a5d019" args="(shared_ptr< epdf > ep)" --> |
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146 | void </td><td class="memItemRight" valign="bottom"><b>set_ep</b> (<a class="el" href="classbdm_1_1shared__ptr.html">shared_ptr</a>< <a class="el" href="classbdm_1_1epdf.html">epdf</a> > ep)</td></tr> |
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147 | |
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148 | <tr><td colspan="2"><div class="groupHeader">Connection to other objects</div></td></tr> |
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149 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="7631a5570e4ade1420065e8df78f4401"></a><!-- doxytag: member="bdm::mgamma_fix::set_rvc" ref="7631a5570e4ade1420065e8df78f4401" args="(const RV &rvc0)" --> |
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150 | void </td><td class="memItemRight" valign="bottom"><b>set_rvc</b> (const <a class="el" href="classbdm_1_1RV.html">RV</a> &rvc0)</td></tr> |
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151 | |
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152 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="18ac26bc2f96ae01ef4eb06178abbd75"></a><!-- doxytag: member="bdm::mgamma_fix::set_rv" ref="18ac26bc2f96ae01ef4eb06178abbd75" args="(const RV &rv0)" --> |
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153 | void </td><td class="memItemRight" valign="bottom"><b>set_rv</b> (const <a class="el" href="classbdm_1_1RV.html">RV</a> &rv0)</td></tr> |
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154 | |
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155 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="f8e3798150b42fd1f3e16ddbbe0e7045"></a><!-- doxytag: member="bdm::mgamma_fix::isnamed" ref="f8e3798150b42fd1f3e16ddbbe0e7045" args="()" --> |
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156 | bool </td><td class="memItemRight" valign="bottom"><b>isnamed</b> ()</td></tr> |
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157 | |
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158 | <tr><td colspan="2"><br><h2>Protected Attributes</h2></td></tr> |
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159 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1eb701506aabb2e6af007e487212d6fa"></a><!-- doxytag: member="bdm::mgamma_fix::l" ref="1eb701506aabb2e6af007e487212d6fa" args="" --> |
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160 | double </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mgamma__fix.html#1eb701506aabb2e6af007e487212d6fa">l</a></td></tr> |
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161 | |
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162 | <tr><td class="mdescLeft"> </td><td class="mdescRight">parameter l <br></td></tr> |
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163 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="018c6f901a04e419455308a07eb3b0b2"></a><!-- doxytag: member="bdm::mgamma_fix::refl" ref="018c6f901a04e419455308a07eb3b0b2" args="" --> |
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164 | vec </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mgamma__fix.html#018c6f901a04e419455308a07eb3b0b2">refl</a></td></tr> |
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165 | |
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166 | <tr><td class="mdescLeft"> </td><td class="mdescRight">reference vector <br></td></tr> |
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167 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="413aa1c71b58a71d64c08da3aa642c08"></a><!-- doxytag: member="bdm::mgamma_fix::iepdf" ref="413aa1c71b58a71d64c08da3aa642c08" args="" --> |
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168 | <a class="el" href="classbdm_1_1shared__ptr.html">shared_ptr</a>< <a class="el" href="classbdm_1_1egamma.html">egamma</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mgamma.html#413aa1c71b58a71d64c08da3aa642c08">iepdf</a></td></tr> |
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169 | |
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170 | <tr><td class="mdescLeft"> </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> that arise by conditioning on <code>rvc</code>. <br></td></tr> |
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171 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="b20cf88cca1fe9b0b8f2a412608bfd09"></a><!-- doxytag: member="bdm::mgamma_fix::k" ref="b20cf88cca1fe9b0b8f2a412608bfd09" args="" --> |
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172 | double </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mgamma.html#b20cf88cca1fe9b0b8f2a412608bfd09">k</a></td></tr> |
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173 | |
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174 | <tr><td class="mdescLeft"> </td><td class="mdescRight">Constant <img class="formulaInl" alt="$k$" src="form_76.png">. <br></td></tr> |
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175 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="3d95f4dde9214ff6dba265e18af60312"></a><!-- doxytag: member="bdm::mgamma_fix::_beta" ref="3d95f4dde9214ff6dba265e18af60312" args="" --> |
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176 | vec & </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mgamma.html#3d95f4dde9214ff6dba265e18af60312">_beta</a></td></tr> |
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177 | |
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178 | <tr><td class="mdescLeft"> </td><td class="mdescRight">cache of iepdf.beta <br></td></tr> |
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179 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="7c1900976ff13dbc09c9729b3bbff9e6"></a><!-- doxytag: member="bdm::mgamma_fix::dimc" ref="7c1900976ff13dbc09c9729b3bbff9e6" args="" --> |
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180 | int </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#7c1900976ff13dbc09c9729b3bbff9e6">dimc</a></td></tr> |
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181 | |
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182 | <tr><td class="mdescLeft"> </td><td class="mdescRight">dimension of the condition <br></td></tr> |
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183 | <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5a5f08950daa08b85b01ddf4e1c36288"></a><!-- doxytag: member="bdm::mgamma_fix::rvc" ref="5a5f08950daa08b85b01ddf4e1c36288" args="" --> |
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184 | <a class="el" href="classbdm_1_1RV.html">RV</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1mpdf.html#5a5f08950daa08b85b01ddf4e1c36288">rvc</a></td></tr> |
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185 | |
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186 | <tr><td class="mdescLeft"> </td><td class="mdescRight">random variable in condition <br></td></tr> |
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187 | </table> |
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188 | <hr><a name="_details"></a><h2>Detailed Description</h2> |
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189 | Gamma random walk around a fixed point. |
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190 | <p> |
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191 | Mean value, <img class="formulaInl" alt="$\mu$" src="form_75.png">, of this density is given by a geometric combination of <code>rvc</code> and given fixed point, <img class="formulaInl" alt="$p$" src="form_66.png">. <img class="formulaInl" alt="$l$" src="form_85.png"> is the coefficient of the geometric combimation <p class="formulaDsp"> |
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192 | <img class="formulaDsp" alt="\[ \mu = \mu_{t-1} ^{l} p^{1-l}\]" src="form_86.png"> |
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193 | <p> |
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194 | <p> |
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195 | Standard deviation of the random walk is proportional to one <img class="formulaInl" alt="$k$" src="form_76.png">-th the mean. This is achieved by setting <img class="formulaInl" alt="$\alpha=k$" src="form_77.png"> and <img class="formulaInl" alt="$\beta=k/\mu$" src="form_78.png">.<p> |
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196 | The standard deviation of the walk is then: <img class="formulaInl" alt="$\mu/\sqrt(k)$" src="form_79.png">. <hr><h2>Member Function Documentation</h2> |
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197 | <a class="anchor" name="da2af0f327e5452bee71d1bf97452ae4"></a><!-- doxytag: member="bdm::mgamma_fix::from_setting" ref="da2af0f327e5452bee71d1bf97452ae4" args="(const Setting &set)" --> |
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198 | <div class="memitem"> |
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199 | <div class="memproto"> |
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200 | <table class="memname"> |
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201 | <tr> |
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202 | <td class="memname">void bdm::mgamma::from_setting </td> |
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203 | <td>(</td> |
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204 | <td class="paramtype">const Setting & </td> |
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205 | <td class="paramname"> <em>set</em> </td> |
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206 | <td> ) </td> |
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207 | <td><code> [inline, virtual, inherited]</code></td> |
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208 | </tr> |
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209 | </table> |
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210 | </div> |
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211 | <div class="memdoc"> |
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212 | |
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213 | <p> |
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214 | Load from structure with elements: <div class="fragment"><pre class="fragment"> { alpha = [...]; <span class="comment">// vector of alpha</span> |
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215 | <a class="code" href="classbdm_1_1mgamma.html#b20cf88cca1fe9b0b8f2a412608bfd09" title="Constant .">k</a> = 1.1; <span class="comment">// multiplicative constant k</span> |
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216 | rv = {<span class="keyword">class</span>=<span class="stringliteral">"RV"</span>,...} <span class="comment">// description of RV</span> |
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217 | <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>,...} <span class="comment">// description of RV in condition</span> |
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218 | } |
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219 | </pre></div> |
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220 | <p>Reimplemented from <a class="el" href="classbdm_1_1mpdf.html#30a0bceb948e287d497c578e371b1667">bdm::mpdf</a>.</p> |
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221 | |
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222 | <p>References <a class="el" href="user__info_8h_source.html#l00387">bdm::UI::get()</a>, <a class="el" href="exp__family_8h_source.html#l00702">bdm::mgamma::k</a>, and <a class="el" href="exp__family_8cpp_source.html#l00213">bdm::mgamma::set_parameters()</a>.</p> |
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223 | |
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224 | </div> |
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225 | </div><p> |
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226 | <a class="anchor" name="b024f2e636e5507c755de4a6df1f1e99"></a><!-- doxytag: member="bdm::mgamma_fix::samplecond" ref="b024f2e636e5507c755de4a6df1f1e99" args="(const vec &cond)" --> |
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227 | <div class="memitem"> |
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228 | <div class="memproto"> |
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229 | <table class="memname"> |
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230 | <tr> |
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231 | <td class="memname">vec bdm::mpdf::samplecond </td> |
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232 | <td>(</td> |
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233 | <td class="paramtype">const vec & </td> |
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234 | <td class="paramname"> <em>cond</em> </td> |
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235 | <td> ) </td> |
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236 | <td><code> [virtual, inherited]</code></td> |
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237 | </tr> |
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238 | </table> |
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239 | </div> |
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240 | <div class="memdoc"> |
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241 | |
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242 | <p> |
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243 | Returns a sample from the density conditioned on <code>cond</code>, <img class="formulaInl" alt="$x \sim epdf(rv|cond)$" src="form_11.png">. |
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244 | <p> |
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245 | <dl compact><dt><b>Parameters:</b></dt><dd> |
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246 | <table border="0" cellspacing="2" cellpadding="0"> |
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247 | <tr><td valign="top"></td><td valign="top"><em>cond</em> </td><td>is numeric value of <code>rv</code> </td></tr> |
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248 | </table> |
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249 | </dl> |
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250 | |
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251 | <p>Reimplemented in <a class="el" href="classbdm_1_1mprod.html#ee715a8013acf9892f6cb489db595555">bdm::mprod</a>.</p> |
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252 | |
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253 | <p>References <a class="el" href="bdmbase_8h_source.html#l00376">bdm::mpdf::condition()</a>.</p> |
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254 | |
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255 | <p>Referenced by <a class="el" href="particles_8h_source.html#l00207">bdm::MPF< BM_T >::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> |
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256 | |
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257 | </div> |
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258 | </div><p> |
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259 | <a class="anchor" name="6e497d501331057309d2fddf63259d1a"></a><!-- doxytag: member="bdm::mgamma_fix::samplecond_m" ref="6e497d501331057309d2fddf63259d1a" args="(const vec &cond, int N)" --> |
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260 | <div class="memitem"> |
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261 | <div class="memproto"> |
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262 | <table class="memname"> |
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263 | <tr> |
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264 | <td class="memname">mat bdm::mpdf::samplecond_m </td> |
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265 | <td>(</td> |
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266 | <td class="paramtype">const vec & </td> |
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267 | <td class="paramname"> <em>cond</em>, </td> |
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268 | </tr> |
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269 | <tr> |
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270 | <td class="paramkey"></td> |
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271 | <td></td> |
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272 | <td class="paramtype">int </td> |
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273 | <td class="paramname"> <em>N</em></td><td> </td> |
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274 | </tr> |
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275 | <tr> |
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276 | <td></td> |
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277 | <td>)</td> |
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278 | <td></td><td></td><td><code> [virtual, inherited]</code></td> |
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279 | </tr> |
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280 | </table> |
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281 | </div> |
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282 | <div class="memdoc"> |
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283 | |
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284 | <p> |
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285 | Returns. |
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286 | <p> |
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287 | <dl compact><dt><b>Parameters:</b></dt><dd> |
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288 | <table border="0" cellspacing="2" cellpadding="0"> |
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289 | <tr><td valign="top"></td><td valign="top"><em>N</em> </td><td>samples from the density conditioned on <code>cond</code>, <img class="formulaInl" alt="$x \sim epdf(rv|cond)$" src="form_11.png">. </td></tr> |
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290 | <tr><td valign="top"></td><td valign="top"><em>cond</em> </td><td>is numeric value of <code>rv</code> </td></tr> |
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291 | </table> |
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292 | </dl> |
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293 | |
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294 | <p>References <a class="el" href="bdmbase_8h_source.html#l00376">bdm::mpdf::condition()</a>.</p> |
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295 | |
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296 | </div> |
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297 | </div><p> |
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298 | <hr>The documentation for this class was generated from the following file:<ul> |
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299 | <li><a class="el" href="exp__family_8h_source.html">exp_family.h</a></ul> |
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300 | </div> |
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301 | <hr size="1"><address style="text-align: right;"><small>Generated on Wed Aug 5 00:07:02 2009 for mixpp by |
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302 | <a href="http://www.doxygen.org/index.html"> |
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303 | <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.9 </small></address> |
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304 | </body> |
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305 | </html> |
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