<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>scipy.interpolate.interpn — SciPy v1.1.0.dev0+4e64658 Reference Guide</title> <link rel="stylesheet" type="text/css" href="../_static/css/spc-bootstrap.css"> <link rel="stylesheet" type="text/css" href="../_static/css/spc-extend.css"> <link rel="stylesheet" href="../_static/scipy.css" type="text/css" > <link rel="stylesheet" href="../_static/pygments.css" type="text/css" > <script type="text/javascript"> var DOCUMENTATION_OPTIONS = { URL_ROOT: '../', VERSION: '1.1.0.dev0+4e64658', COLLAPSE_INDEX: false, FILE_SUFFIX: '.html', HAS_SOURCE: false }; </script> <script type="text/javascript" src="../_static/jquery.js"></script> <script type="text/javascript" src="../_static/underscore.js"></script> <script type="text/javascript" src="../_static/doctools.js"></script> <script type="text/javascript" src="../_static/scipy-mathjax/MathJax.js?config=scipy-mathjax"></script> <script type="text/javascript" src="../_static/js/copybutton.js"></script> <link rel="index" title="Index" href="../genindex.html" > <link rel="search" title="Search" href="../search.html" > <link rel="top" title="SciPy v1.1.0.dev0+4e64658 Reference Guide" href="../index.html" > <link rel="up" title="Interpolation (scipy.interpolate)" href="../interpolate.html" > <link rel="next" title="scipy.interpolate.RegularGridInterpolator" href="scipy.interpolate.RegularGridInterpolator.html" > <link rel="prev" title="scipy.interpolate.interp2d.__call__" href="scipy.interpolate.interp2d.__call__.html" > </head> <body> <div class="container"> <div class="header"> </div> </div> <div class="container"> <div class="main"> <div class="row-fluid"> <div class="span12"> <div class="spc-navbar"> <ul class="nav nav-pills pull-left"> <li class="active"><a href="../index.html">SciPy v1.1.0.dev0+4e64658 Reference Guide</a></li> <li class="active"><a href="../interpolate.html" accesskey="U">Interpolation (<code class="docutils literal"><span class="pre">scipy.interpolate</span></code>)</a></li> </ul> <ul class="nav nav-pills pull-right"> <li class="active"> <a href="../genindex.html" title="General Index" accesskey="I">index</a> </li> <li class="active"> <a href="../py-modindex.html" title="Python Module Index" >modules</a> </li> <li class="active"> <a href="scipy.interpolate.RegularGridInterpolator.html" title="scipy.interpolate.RegularGridInterpolator" accesskey="N">next</a> </li> <li class="active"> <a href="scipy.interpolate.interp2d.__call__.html" title="scipy.interpolate.interp2d.__call__" accesskey="P">previous</a> </li> </ul> </div> </div> </div> <div class="row-fluid"> <div class="spc-rightsidebar span3"> <div class="sphinxsidebarwrapper"> <p class="logo"><a href="../index.html"> <img class="logo" src="../_static/scipyshiny_small.png" alt="Logo"> </a></p> <h4>Previous topic</h4> <p class="topless"><a href="scipy.interpolate.interp2d.__call__.html" title="previous chapter">scipy.interpolate.interp2d.__call__</a></p> <h4>Next topic</h4> <p class="topless"><a href="scipy.interpolate.RegularGridInterpolator.html" title="next chapter">scipy.interpolate.RegularGridInterpolator</a></p> </div> </div> <div class="span9"> <div class="bodywrapper"> <div class="body" id="spc-section-body"> <div class="section" id="scipy-interpolate-interpn"> <h1>scipy.interpolate.interpn<a class="headerlink" href="#scipy-interpolate-interpn" title="Permalink to this headline">¶</a></h1> <dl class="function"> <dt id="scipy.interpolate.interpn"> <code class="descclassname">scipy.interpolate.</code><code class="descname">interpn</code><span class="sig-paren">(</span><em>points</em>, <em>values</em>, <em>xi</em>, <em>method='linear'</em>, <em>bounds_error=True</em>, <em>fill_value=nan</em>, <em>spline_dim_error=True</em><span class="sig-paren">)</span><a class="reference external" href="https://github.com/scipy/scipy/blob/4e64658/scipy/interpolate/interpolate.py#L2908-L3056"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#scipy.interpolate.interpn" title="Permalink to this definition">¶</a></dt> <dd><p>Multidimensional interpolation on regular grids.</p> <table class="docutils field-list" frame="void" rules="none"> <col class="field-name" /> <col class="field-body" /> <tbody valign="top"> <tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><p class="first"><strong>points</strong> : tuple of ndarray of float, with shapes (m1, ), …, (mn, )</p> <blockquote> <div><p>The points defining the regular grid in n dimensions.</p> </div></blockquote> <p><strong>values</strong> : array_like, shape (m1, …, mn, …)</p> <blockquote> <div><p>The data on the regular grid in n dimensions.</p> </div></blockquote> <p><strong>xi</strong> : ndarray of shape (…, ndim)</p> <blockquote> <div><p>The coordinates to sample the gridded data at</p> </div></blockquote> <p><strong>method</strong> : str, optional</p> <blockquote> <div><p>The method of interpolation to perform. Supported are “nearest”, “linear”, “slinear”, “cubic”, “quintic”, and “splinef2d”. “splinef2d” is only supported for 2-dimensional data.</p> </div></blockquote> <p><strong>bounds_error</strong> : bool, optional</p> <blockquote> <div><p>If True, when interpolated values are requested outside of the domain of the input data, a ValueError is raised. If False, then <em class="xref py py-obj">fill_value</em> is used.</p> </div></blockquote> <p><strong>fill_value</strong> : number, optional</p> <blockquote> <div><p>If provided, the value to use for points outside of the interpolation domain. If None, values outside the domain are extrapolated. Extrapolation is not supported by the “splinef2d” method.</p> </div></blockquote> <p><strong>spline_dim_error</strong> : bool, optional</p> <blockquote> <div><p>If spline_dim_error=True and an order <em class="xref py py-obj">k</em> spline interpolation method is used, then if any dimension has fewer points than <em class="xref py py-obj">k</em> + 1, an error will be raised. If spline_dim_error=False, then the spline interpolant order will be reduced as needed on a per-dimension basis. Default is True (raise an error).</p> </div></blockquote> </td> </tr> <tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first"><strong>values_x</strong> : ndarray, shape xi.shape[:-1] + values.shape[ndim:]</p> <blockquote class="last"> <div><p>Interpolated values at input coordinates.</p> </div></blockquote> </td> </tr> </tbody> </table> <div class="admonition seealso"> <p class="first admonition-title">See also</p> <dl class="last docutils"> <dt><a class="reference internal" href="scipy.interpolate.NearestNDInterpolator.html#scipy.interpolate.NearestNDInterpolator" title="scipy.interpolate.NearestNDInterpolator"><code class="xref py py-obj docutils literal"><span class="pre">NearestNDInterpolator</span></code></a></dt> <dd>Nearest neighbour interpolation on unstructured data in N dimensions</dd> <dt><a class="reference internal" href="scipy.interpolate.LinearNDInterpolator.html#scipy.interpolate.LinearNDInterpolator" title="scipy.interpolate.LinearNDInterpolator"><code class="xref py py-obj docutils literal"><span class="pre">LinearNDInterpolator</span></code></a></dt> <dd>Piecewise linear interpolant on unstructured data in N dimensions</dd> <dt><a class="reference internal" href="scipy.interpolate.RegularGridInterpolator.html#scipy.interpolate.RegularGridInterpolator" title="scipy.interpolate.RegularGridInterpolator"><code class="xref py py-obj docutils literal"><span class="pre">RegularGridInterpolator</span></code></a></dt> <dd>Linear and nearest-neighbor Interpolation on a regular grid in arbitrary dimensions</dd> <dt><a class="reference internal" href="scipy.interpolate.RectBivariateSpline.html#scipy.interpolate.RectBivariateSpline" title="scipy.interpolate.RectBivariateSpline"><code class="xref py py-obj docutils literal"><span class="pre">RectBivariateSpline</span></code></a></dt> <dd>Bivariate spline approximation over a rectangular mesh</dd> </dl> </div> <p class="rubric">Notes</p> <div class="versionadded"> <p><span class="versionmodified">New in version 0.14.</span></p> </div> </dd></dl> </div> </div> </div> </div> </div> </div> </div> <div class="container container-navbar-bottom"> <div class="spc-navbar"> </div> </div> <div class="container"> <div class="footer"> <div class="row-fluid"> <ul class="inline pull-left"> <li> © Copyright 2008-2016, The Scipy community. </li> <li> Last updated on Sep 21, 2017. </li> <li> Created using <a href="http://sphinx.pocoo.org/">Sphinx</a> 1.6.3. </li> </ul> </div> </div> </div> </body> </html>