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| <h1 title="Package" class="title">Package org.apache.commons.math3.fitting</h1> |
| <div class="docSummary"> |
| <div class="block">Classes to perform curve fitting.</div> |
| </div> |
| <p>See: <a href="#package_description">Description</a></p> |
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| <tr> |
| <th class="colFirst" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
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| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/AbstractCurveFitter.html" title="class in org.apache.commons.math3.fitting">AbstractCurveFitter</a></td> |
| <td class="colLast"> |
| <div class="block">Base class that contains common code for fitting parametric univariate |
| real functions <code>y = f(p<sub>i</sub>;x)</code>, where <code>x</code> is |
| the independent variable and the <code>p<sub>i</sub></code> are the |
| <em>parameters</em>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/AbstractCurveFitter.TheoreticalValuesFunction.html" title="class in org.apache.commons.math3.fitting">AbstractCurveFitter.TheoreticalValuesFunction</a></td> |
| <td class="colLast"> |
| <div class="block">Vector function for computing function theoretical values.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/CurveFitter.html" title="class in org.apache.commons.math3.fitting">CurveFitter</a><T extends <a href="../../../../../org/apache/commons/math3/analysis/ParametricUnivariateFunction.html" title="interface in org.apache.commons.math3.analysis">ParametricUnivariateFunction</a>></td> |
| <td class="colLast">Deprecated |
| <div class="block"><i>As of 3.3.</i></div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/GaussianCurveFitter.html" title="class in org.apache.commons.math3.fitting">GaussianCurveFitter</a></td> |
| <td class="colLast"> |
| <div class="block">Fits points to a <a href="../../../../../org/apache/commons/math3/analysis/function/Gaussian.Parametric.html" title="class in org.apache.commons.math3.analysis.function"><code>Gaussian</code></a> |
| function.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/GaussianCurveFitter.ParameterGuesser.html" title="class in org.apache.commons.math3.fitting">GaussianCurveFitter.ParameterGuesser</a></td> |
| <td class="colLast"> |
| <div class="block">Guesses the parameters <code>norm</code>, <code>mean</code>, and <code>sigma</code> |
| of a <a href="../../../../../org/apache/commons/math3/analysis/function/Gaussian.Parametric.html" title="class in org.apache.commons.math3.analysis.function"><code>Gaussian.Parametric</code></a> |
| based on the specified observed points.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/GaussianFitter.html" title="class in org.apache.commons.math3.fitting">GaussianFitter</a></td> |
| <td class="colLast">Deprecated |
| <div class="block"><i>As of 3.3.</i></div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/GaussianFitter.ParameterGuesser.html" title="class in org.apache.commons.math3.fitting">GaussianFitter.ParameterGuesser</a></td> |
| <td class="colLast"> |
| <div class="block">Guesses the parameters <code>norm</code>, <code>mean</code>, and <code>sigma</code> |
| of a <a href="../../../../../org/apache/commons/math3/analysis/function/Gaussian.Parametric.html" title="class in org.apache.commons.math3.analysis.function"><code>Gaussian.Parametric</code></a> |
| based on the specified observed points.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/HarmonicCurveFitter.html" title="class in org.apache.commons.math3.fitting">HarmonicCurveFitter</a></td> |
| <td class="colLast"> |
| <div class="block">Fits points to a <a href="../../../../../org/apache/commons/math3/analysis/function/HarmonicOscillator.Parametric.html" title="class in org.apache.commons.math3.analysis.function"><code>harmonic oscillator</code></a> |
| function.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/HarmonicCurveFitter.ParameterGuesser.html" title="class in org.apache.commons.math3.fitting">HarmonicCurveFitter.ParameterGuesser</a></td> |
| <td class="colLast"> |
| <div class="block">This class guesses harmonic coefficients from a sample.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/HarmonicFitter.html" title="class in org.apache.commons.math3.fitting">HarmonicFitter</a></td> |
| <td class="colLast">Deprecated |
| <div class="block"><i>As of 3.3.</i></div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/HarmonicFitter.ParameterGuesser.html" title="class in org.apache.commons.math3.fitting">HarmonicFitter.ParameterGuesser</a></td> |
| <td class="colLast"> |
| <div class="block">This class guesses harmonic coefficients from a sample.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/PolynomialCurveFitter.html" title="class in org.apache.commons.math3.fitting">PolynomialCurveFitter</a></td> |
| <td class="colLast"> |
| <div class="block">Fits points to a <a href="../../../../../org/apache/commons/math3/analysis/polynomials/PolynomialFunction.Parametric.html" title="class in org.apache.commons.math3.analysis.polynomials"><code>polynomial</code></a> |
| function.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/PolynomialFitter.html" title="class in org.apache.commons.math3.fitting">PolynomialFitter</a></td> |
| <td class="colLast">Deprecated |
| <div class="block"><i>As of 3.3.</i></div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoint.html" title="class in org.apache.commons.math3.fitting">WeightedObservedPoint</a></td> |
| <td class="colLast"> |
| <div class="block">This class is a simple container for weighted observed point in |
| <a href="../../../../../org/apache/commons/math3/fitting/CurveFitter.html" title="class in org.apache.commons.math3.fitting"><code>curve fitting</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html" title="class in org.apache.commons.math3.fitting">WeightedObservedPoints</a></td> |
| <td class="colLast"> |
| <div class="block">Simple container for weighted observed points used |
| in <a href="../../../../../org/apache/commons/math3/fitting/AbstractCurveFitter.html" title="class in org.apache.commons.math3.fitting"><code>curve fitting</code></a> algorithms.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| </ul> |
| <a name="package_description"> |
| <!-- --> |
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| <h2 title="Package org.apache.commons.math3.fitting Description">Package org.apache.commons.math3.fitting Description</h2> |
| <div class="block">Classes to perform curve fitting. |
| |
| Curve fitting is a special case of a least-squares problem |
| where the parameters are the coefficients of a function \( f \) |
| whose graph \( y = f(x) \) should pass through sample points, and |
| were the objective function is the squared sum of the residuals |
| \( f(x_i) - y_i \) for observed points \( (x_i, y_i) \).</div> |
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