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<div class="section" id="module-colour.colorimetry.dataset.cmfs">
<span id="colour-colorimetry-dataset-cmfs-module"></span><h1>colour.colorimetry.dataset.cmfs Module<a class="headerlink" href="#module-colour.colorimetry.dataset.cmfs" title="Permalink to this headline">¶</a></h1>
<div class="section" id="colour-matching-functions-spectral-power-distributions">
<h2>Colour Matching Functions Spectral Power Distributions<a class="headerlink" href="#colour-matching-functions-spectral-power-distributions" title="Permalink to this headline">¶</a></h2>
<p>Defines various colour matching functions involved in spectral computations.</p>
<p>The colour matching functions data is in the form of a <em>dict</em> of
<a class="reference internal" href="colour.colorimetry.spectrum.html#colour.colorimetry.spectrum.TriSpectralPowerDistribution" title="colour.colorimetry.spectrum.TriSpectralPowerDistribution"><tt class="xref py py-class docutils literal"><span class="pre">colour.colorimetry.spectrum.TriSpectralPowerDistribution</span></tt></a> classes as
follows:</p>
<div class="highlight-python"><div class="highlight"><pre>{'name': TriSpectralPowerDistribution,
...,
'name': TriSpectralPowerDistribution}
</pre></div>
</div>
<p>The following colour matching functions are available:</p>
<ul class="simple">
<li>Stockman & Sharpe 2 Degree Cone Fundamentals <a class="footnote-reference" href="#id10" id="id1">[1]</a></li>
<li>Stockman & Sharpe 10 Degree Cone Fundamentals <a class="footnote-reference" href="#id10" id="id2">[1]</a></li>
<li>Wright & Guild 1931 2 Degree RGB CMFs <a class="footnote-reference" href="#id11" id="id3">[2]</a></li>
<li>Stiles & Burch 1955 2 Degree RGB CMFs <a class="footnote-reference" href="#id12" id="id4">[3]</a></li>
<li>Stiles & Burch 1959 10 Degree RGB CMFs <a class="footnote-reference" href="#id13" id="id5">[4]</a></li>
<li>CIE 1931 2 Degree Standard Observer <a class="footnote-reference" href="#id14" id="id6">[5]</a></li>
<li>CIE 1964 10 Degree Standard Observer <a class="footnote-reference" href="#id14" id="id7">[5]</a></li>
<li>CIE 2012 10 Degree Standard Observer <a class="footnote-reference" href="#id15" id="id8">[6]</a></li>
<li>CIE 2012 2 Degree Standard Observer <a class="footnote-reference" href="#id15" id="id9">[6]</a></li>
</ul>
<div class="admonition seealso">
<p class="first admonition-title">See also</p>
<p class="last"><a class="reference external" href="http://nbviewer.ipython.org/github/colour-science/colour-ipython/blob/master/notebooks/colorimetry/cmfs.ipynb">Colour Matching Functions IPython Notebook</a></p>
</div>
<p class="rubric">Notes</p>
<ul class="simple">
<li>Stockman and Sharpe <em>LMS</em> colour matching functions are provided at 1 nm
steps.</li>
<li><em>Wright & Guild</em> and <em>Stiles & Burch</em> <em>CIE RGB</em> colour matching functions
are provided at 5 nm steps.</li>
<li><em>CIE</em> Standard Observers <em>XYZ</em> colour matching functions are provided at 5
nm steps.</li>
</ul>
<p class="rubric">References</p>
<table class="docutils footnote" frame="void" id="id10" rules="none">
<colgroup><col class="label" /><col /></colgroup>
<tbody valign="top">
<tr><td class="label">[1]</td><td><em>(<a class="fn-backref" href="#id1">1</a>, <a class="fn-backref" href="#id2">2</a>)</em> CVRL. (n.d.). Cone Fundamentals. Retrieved June 23, 2014,
from <a class="reference external" href="http://www.cvrl.org/cones.htm">http://www.cvrl.org/cones.htm</a></td></tr>
</tbody>
</table>
<table class="docutils footnote" frame="void" id="id11" rules="none">
<colgroup><col class="label" /><col /></colgroup>
<tbody valign="top">
<tr><td class="label"><a class="fn-backref" href="#id3">[2]</a></td><td>Broadbent, A. D. (2009). Calculation from the original experimental
data of the CIE 1931 RGB standard observer spectral chromaticity
co-ordinates and color matching functions. Retrieved June 12, 2014,
from <a class="reference external" href="http://www.cis.rit.edu/mcsl/research/1931.php">http://www.cis.rit.edu/mcsl/research/1931.php</a></td></tr>
</tbody>
</table>
<table class="docutils footnote" frame="void" id="id12" rules="none">
<colgroup><col class="label" /><col /></colgroup>
<tbody valign="top">
<tr><td class="label"><a class="fn-backref" href="#id4">[3]</a></td><td>CVRL. (n.d.). Stiles & Burch individual 10-deg colour matching data.
Retrieved February 24, 2014, from
<a class="reference external" href="http://www.cvrl.org/stilesburch10_ind.htm">http://www.cvrl.org/stilesburch10_ind.htm</a></td></tr>
</tbody>
</table>
<table class="docutils footnote" frame="void" id="id13" rules="none">
<colgroup><col class="label" /><col /></colgroup>
<tbody valign="top">
<tr><td class="label"><a class="fn-backref" href="#id5">[4]</a></td><td>CVRL. (n.d.). Stiles & Burch individual 2-deg colour matching data.
Retrieved February 24, 2014, from
<a class="reference external" href="http://www.cvrl.org/stilesburch2_ind.htm">http://www.cvrl.org/stilesburch2_ind.htm</a></td></tr>
</tbody>
</table>
<table class="docutils footnote" frame="void" id="id14" rules="none">
<colgroup><col class="label" /><col /></colgroup>
<tbody valign="top">
<tr><td class="label">[5]</td><td><em>(<a class="fn-backref" href="#id6">1</a>, <a class="fn-backref" href="#id7">2</a>)</em> CVRL. (n.d.). Older CIE Standards. Retrieved February 24, 2014, from
<a class="reference external" href="http://cvrl.ioo.ucl.ac.uk/cie.htm">http://cvrl.ioo.ucl.ac.uk/cie.htm</a></td></tr>
</tbody>
</table>
<table class="docutils footnote" frame="void" id="id15" rules="none">
<colgroup><col class="label" /><col /></colgroup>
<tbody valign="top">
<tr><td class="label">[6]</td><td><em>(<a class="fn-backref" href="#id8">1</a>, <a class="fn-backref" href="#id9">2</a>)</em> CVRL. (n.d.). New CIE XYZ functions transformed from the CIE (2006)
LMS functions. Retrieved February 24, 2014, from
<a class="reference external" href="http://cvrl.ioo.ucl.ac.uk/ciexyzpr.htm">http://cvrl.ioo.ucl.ac.uk/ciexyzpr.htm</a></td></tr>
</tbody>
</table>
<dl class="data">
<dt id="colour.colorimetry.dataset.cmfs.LMS_CMFS">
<tt class="descclassname">colour.colorimetry.dataset.cmfs.</tt><tt class="descname">LMS_CMFS</tt><em class="property"> = CaseInsensitiveMapping({u'Stockman & Sharpe 2 Degree Cone Fundamentals': <colour.colorimetry.cmfs.LMS_ConeFundamentals object at 0x2abef8d861d0>, u'Stockman & Sharpe 10 Degree Cone Fundamentals': <colour.colorimetry.cmfs.LMS_ConeFundamentals object at 0x2abef8d86250>})</em><a class="headerlink" href="#colour.colorimetry.dataset.cmfs.LMS_CMFS" title="Permalink to this definition">¶</a></dt>
<dd><p><em>LMS</em> colour matching functions.</p>
<dl class="docutils">
<dt>LMS_CMFS <span class="classifier-delimiter">:</span> <span class="classifier">CaseInsensitiveMapping</span></dt>
<dd><strong>{‘Stockman & Sharpe 2 Degree Cone Fundamentals’,
‘Stockman & Sharpe 10 Degree Cone Fundamentals’}</strong></dd>
</dl>
</dd></dl>
<dl class="data">
<dt id="colour.colorimetry.dataset.cmfs.RGB_CMFS">
<tt class="descclassname">colour.colorimetry.dataset.cmfs.</tt><tt class="descname">RGB_CMFS</tt><em class="property"> = CaseInsensitiveMapping({u'Stiles & Burch 1959 10 Degree RGB CMFs': <colour.colorimetry.cmfs.RGB_ColourMatchingFunctions object at 0x2abef8d86890>, u'Wright & Guild 1931 2 Degree RGB CMFs': <colour.colorimetry.cmfs.RGB_ColourMatchingFunctions object at 0x2abef8d86690>, u'Stiles & Burch 1955 2 Degree RGB CMFs': <colour.colorimetry.cmfs.RGB_ColourMatchingFunctions object at 0x2abef8d866d0>})</em><a class="headerlink" href="#colour.colorimetry.dataset.cmfs.RGB_CMFS" title="Permalink to this definition">¶</a></dt>
<dd><p><em>CIE RGB</em> colour matching functions.</p>
<dl class="docutils">
<dt>RGB_CMFS <span class="classifier-delimiter">:</span> <span class="classifier">CaseInsensitiveMapping</span></dt>
<dd><strong>{‘Wright & Guild 1931 2 Degree RGB CMFs’,
‘Stiles & Burch 1955 2 Degree RGB CMFs’,
‘Stiles & Burch 1959 10 Degree RGB CMFs’}</strong></dd>
</dl>
</dd></dl>
<dl class="data">
<dt id="colour.colorimetry.dataset.cmfs.STANDARD_OBSERVERS_CMFS">
<tt class="descclassname">colour.colorimetry.dataset.cmfs.</tt><tt class="descname">STANDARD_OBSERVERS_CMFS</tt><em class="property"> = CaseInsensitiveMapping({u'CIE 1931 2 Degree Standard Observer': <colour.colorimetry.cmfs.XYZ_ColourMatchingFunctions object at 0x2abef8d86c10>, u'cie_10_1964': <colour.colorimetry.cmfs.XYZ_ColourMatchingFunctions object at 0x2abef8d86c50>, u'CIE 2012 10 Degree Standard Observer': <colour.colorimetry.cmfs.XYZ_ColourMatchingFunctions object at 0x2abef8d86fd0>, u'CIE 2012 2 Degree Standard Observer': <colour.colorimetry.cmfs.XYZ_ColourMatchingFunctions object at 0x2abef8d86e10>, u'CIE 1964 10 Degree Standard Observer': <colour.colorimetry.cmfs.XYZ_ColourMatchingFunctions object at 0x2abef8d86c50>, u'cie_2_1931': <colour.colorimetry.cmfs.XYZ_ColourMatchingFunctions object at 0x2abef8d86c10>})</em><a class="headerlink" href="#colour.colorimetry.dataset.cmfs.STANDARD_OBSERVERS_CMFS" title="Permalink to this definition">¶</a></dt>
<dd><p><em>CIE</em> Standard Observers <em>XYZ</em> colour matching functions.</p>
<dl class="docutils">
<dt>STANDARD_OBSERVERS_CMFS <span class="classifier-delimiter">:</span> <span class="classifier">CaseInsensitiveMapping</span></dt>
<dd><strong>{‘CIE 1931 2 Degree Standard Observer’,
‘CIE 1964 10 Degree Standard Observer’,
‘CIE 2012 2 Degree Standard Observer’,
‘CIE 2012 10 Degree Standard Observer’}</strong></dd>
</dl>
<p>Aliases:</p>
<ul class="simple">
<li>‘cie_2_1931’: ‘CIE 1931 2 Degree Standard Observer’</li>
<li>‘cie_10_1964’: ‘CIE 1964 10 Degree Standard Observer’</li>
</ul>
</dd></dl>
<dl class="data">
<dt id="colour.colorimetry.dataset.cmfs.CMFS">
<tt class="descclassname">colour.colorimetry.dataset.cmfs.</tt><tt class="descname">CMFS</tt><em class="property"> = CaseInsensitiveMapping({u'Stockman & Sharpe 2 Degree Cone Fundamentals': <colour.colorimetry.cmfs.LMS_ConeFundamentals object at 0x2abef8d861d0>, u'CIE 1931 2 Degree Standard Observer': <colour.colorimetry.cmfs.XYZ_ColourMatchingFunctions object at 0x2abef8d86c10>, u'CIE 2012 10 Degree Standard Observer': <colour.colorimetry.cmfs.XYZ_ColourMatchingFunctions object at 0x2abef8d86fd0>, u'cie_10_1964': <colour.colorimetry.cmfs.XYZ_ColourMatchingFunctions object at 0x2abef8d86c50>, u'Stockman & Sharpe 10 Degree Cone Fundamentals': <colour.colorimetry.cmfs.LMS_ConeFundamentals object at 0x2abef8d86250>, u'Wright & Guild 1931 2 Degree RGB CMFs': <colour.colorimetry.cmfs.RGB_ColourMatchingFunctions object at 0x2abef8d86690>, u'CIE 2012 2 Degree Standard Observer': <colour.colorimetry.cmfs.XYZ_ColourMatchingFunctions object at 0x2abef8d86e10>, u'Stiles & Burch 1959 10 Degree RGB CMFs': <colour.colorimetry.cmfs.RGB_ColourMatchingFunctions object at 0x2abef8d86890>, u'cie_2_1931': <colour.colorimetry.cmfs.XYZ_ColourMatchingFunctions object at 0x2abef8d86c10>, u'CIE 1964 10 Degree Standard Observer': <colour.colorimetry.cmfs.XYZ_ColourMatchingFunctions object at 0x2abef8d86c50>, u'Stiles & Burch 1955 2 Degree RGB CMFs': <colour.colorimetry.cmfs.RGB_ColourMatchingFunctions object at 0x2abef8d866d0>})</em><a class="headerlink" href="#colour.colorimetry.dataset.cmfs.CMFS" title="Permalink to this definition">¶</a></dt>
<dd><p>Aggregated colour matching functions.</p>
<dl class="docutils">
<dt>CMFS <span class="classifier-delimiter">:</span> <span class="classifier">CaseInsensitiveMapping</span></dt>
<dd><strong>{‘Stockman & Sharpe 10 Degree Cone Fundamentals’,
‘Stockman & Sharpe 2 Degree Cone Fundamentals’,
‘Wright & Guild 1931 2 Degree RGB CMFs’,
‘Stiles & Burch 1955 2 Degree RGB CMFs’,
‘Stiles & Burch 1959 10 Degree RGB CMFs’,
‘CIE 1931 2 Degree Standard Observer’,
‘CIE 1964 10 Degree Standard Observer’,
‘CIE 2012 2 Degree Standard Observer’,
‘CIE 2012 10 Degree Standard Observer’}</strong></dd>
</dl>
</dd></dl>
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