Top "Confusion-matrix" questions

A confusion matrix is a contingency table of correct and incorrect classifications used to evaluate the performance of a classification algorithm in machine learning.

Multi-class multi-label confusion matrix with Sklearn

I am working with a multi-class multi-label output from my classifier. The total number of classes is 14 and instances can …

python scikit-learn confusion-matrix
Is there any function to calculate Precision and Recall using Matlab?

I have problem about calculating the precision and recall for classifier in matlab. I use fisherIris data (that consists of 150 …

matlab knn confusion-matrix precision-recall
Order confusion matrix in R

I've created a confusion matrix from the observations and its predictions in 3 classes. classes=c("Underweight", "Normal", "Overweight") When I …

r confusion-matrix
How to get confusion matrix when using model.fit_generator

I am using model.fit_generator to train and get results for my binary (two class) model because I am …

keras confusion-matrix
How to construct the confusion matrix for a multi class variable

Suppose I have a factor variable y with n levels, for which I have both predictions and real outcomes available. …

r confusion-matrix
How should I implement a confusion matrix in Matlab?

I know what is a confusion matrix. Given N classes we have a NxN matrix M where - each row …

matlab confusion-matrix
Plot Confusion Matrix with scikit-learn without a Classifier

I have a confusion matrix created with sklearn.metrics.confusion_matrix. Now, I would like to plot it with sklearn.…

python scikit-learn confusion-matrix
Confusion matrix for random forest in R Caret

I have data with binary YES/NO Class response. Using following code for running RF model. I have problem in …

r random-forest r-caret confusion-matrix
R: How do we print percentage accuracy for SVM

Here is my sample R code: train <- read.csv("Train.csv") test <- read.csv("Test+.csv") …

r machine-learning svm libsvm confusion-matrix
Plot confusion matrix sklearn with multiple labels

I am plotting a confusion matrix for a multiple labelled data, where labels look like: label1: 1, 0, 0, 0 label2: 0, 1, 0, 0 label3: 0, 0, 1, 0 label4: 0, 0, 0, 1 I …

python machine-learning scikit-learn confusion-matrix