WebDec 14, 2024 · The difference between the numbers of correctly classified instances was compared. It was determined that, p-value = 0.04011, indicating that there was a statistically significant improvement from ... WebApr 6, 2011 · In this case, your new instance would be classified as class_0 because 1st item is greater than 2nd item in distributions array. You can also get this index with classifyInstance command. double classifiedIndex = model.classifyInstance (new_instance); classifiedIndex value would be 0 for distributions = …
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Web..But i want to know the correctly classified instances,the precision,the recall etc as other algorithms show me.Why is that happening and how can i make weka show me results in the first format for k-means? algorithm statistics cluster-computing instance weka Share Improve this question Follow edited Apr 26, 2013 at 15:01 WebThe data is divided into 80% training, 20% testing, with Correctly Classified Instances 97.53%. Knowledge gathering with the naïve bayes classifier obtained an accuracy of 99.41% for predictive input variables 1,2,3,4,5,6,7 with a target of success in the first and second GPA, 96.96%, for the current Student Status target, 95.87% for Prodi ... fitzgerald advanced pharmacology
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WebMay 24, 2015 · 2 classes was used, tagged with b classes all instances correctly classified, so Correctly Classified Instances rate = 2823/(2823+60) = 97.9188% and class 1 TP value is 1, but never tagged with a classes instances correctly classified so Incorrectly Classified Instances rate = 60/(2823+60) = 2.0812% and class 0 TP value is 0 WebAug 17, 2014 · How to calculate Correctly Classified Instances is 35.7143 % – Xuan Dung Aug 17, 2014 at 14:04 That would be (4+1)/ (4+5+4+1). Total of correctly classified (primary diagonal of the confusion matrix) divided by total number of instances (sum of all elements of the matrix) – damienfrancois Aug 17, 2014 at 14:06 Add a comment Your … WebApr 8, 2024 · Decision Tree— J48 Pruned Tree in Weka-----Sum_No. of Employees <= 3 department = Admin: High (32.0/14.0) department = Engineering: Low (15.0/4.0) ... Correctly Classified Instances 189 79.0795 % Incorrectly Classified Instances 50 20.9205 % Kappa statistic 0.5741 ... fitzgerald act 1937