Multiple ROC Curve for multiple number of classifiers

In my previous post I have explained about how to generate a single ROC Curve for single classifier, but in the practical cases you will need to generate Multiple ROC Curve for multiple numbers of classifiers. This is very important to evaluate the performance of the classifiers. The following steps will gives you the complete idea of how to draw...

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How to plot ROC Curves in weka?

Receiver Operating Characteristic (ROC) represents the different trade-off between false positives and false negatives. It is created by plotting the fraction of true positives out of the total actual positives (True Positive Rate) vs. the fraction of false positives out of the total actual negatives (False Positive Rate), at various threshold settings.    Do...

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Classification using Weka - Weka Tutorial 1

This tutorial gives in depth idea of how the classification in data mining is done using the weka tool. Click the explorer tab in the weka (Figure 1) Figure 1 under the Preprocess tab click open file (Figure  2) Figure 2 Open an .arff file to do classification (Figure 3) Figure 3 Click the classify tab, choose the classifier Figure...

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Java Code to Copy eMail from One Folder to Another in Gmail

The following java code copies the eMails from one folder to another folder in gmail. Steps First create a new label in gmail by clicking the manage label link Create new label(Name of the source folder) Give the name of new label in source folder(eg:PHISH) place in the code Run the code   Libraries Required :- JavaMail...

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