þÿ<html><head><meta name="robots" content="index,follow"> <title>FeatureWeights</title></head><body bgcolor="#FFFFFF"> <table border=0 cellpadding=0 cellspacing=0><tr><td bgcolor="#CCCC00"><table border=4 cellpadding=9><tr><td align=middle bgcolor="#000000"><font face="Palatino,Times" size=6 color="#999900"><b> FeatureWeights </b></font></table></table> <p> One of the <a href="Types_of_objects.html">types of objects</a> in Praat.</p> <p> A <a href="FeatureWeights.html">FeatureWeights</a> object is a <i>d</i>-dimensional vector containing weight values used to transform a <i>d</i>-dimensional space. Feature weighting can be used to improve the classifcation accuracy of <a href="KNN.html">KNN</a> classifiers. It can also be used to generate a <a href="Dissimilarity.html">Dissimilarity</a> matrix from a <a href="Pattern.html">Pattern</a> object. <a href="Dissimilarity.html">Dissimilarity</a> matrices in conjunction with <a href="Multidimensional_scaling.html">MDS-analysis</a> can aid the visualization of high-dimensional data.</p> <h3>Links to this page</h3> <ul> <li><a href="KNN___FeatureWeights__Get_accuracy_estimate___.html">KNN & FeatureWeights: Get accuracy estimate...</a> <li><a href="KNN___Pattern___Categories___FeatureWeights__Evaluate__.html">KNN & Pattern & Categories & FeatureWeights: Evaluate...</a> <li><a href="KNN___Pattern___Categories__To_FeatureWeights___.html">KNN & Pattern & Categories: To FeatureWeights...</a> <li><a href="KNN___Pattern___FeatureWeights__To_Categories___.html">KNN & Pattern & FeatureWeights: To Categories...</a> <li><a href="KNN___Pattern___FeatureWeights__To_TableOfReal___.html">KNN & Pattern & FeatureWeights: To TableOfReal...</a> <li><a href="kNN_classifiers_2__Quick_start.html">kNN classifiers 2. Quick start</a> <li><a href="KNN__To_FeatureWeights___.html">KNN: To FeatureWeights...</a> <li><a href="Pattern___FeatureWeights__To_Categories___.html">Pattern & FeatureWeights: To Categories...</a> <li><a href="Pattern___FeatureWeights__To_Dissimilarity___.html">Pattern & FeatureWeights: To Dissimilarity...</a> <li><a href="Pattern_to_Dissimilarity.html">Pattern to Dissimilarity</a> </ul> <hr> <address> <p>&copy; Ola Söder, July 29, 2008</p> </address> </body> </html>