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Questions - confusion-matrix

How to make a Confusion Matrix with Keras?

I have trained my model (multiclass classification) of CNN using keras and now I want to evaluate the model on my test set of images. Is there a way to create confusion matrix?
test-img

Itra

python

tensorflow

machine-learning

keras

confusion-matrix

Votes: 0

Answers: 2

Latest Answer

Thanks for answers. I did like this: #Predict y_prediction = model.predict(x_test) y_prediction = np.argmax (y_prediction, axis = 1) y_test=np.argmax(y_test, axis=1) #Create confusion matrix and norma...
test-img

Itra

Comparing two models with different majority classes

I calculated the accuracy for a model with listwise deletion (0.75) and for a multiple imputation model (0.67). It seems like the standard model performs better. However, the naive baseline of the sta...
test-img

tessa

missing-data

confusion-matrix

imputation

method-missing

Votes: 0

Answers: 0

Different Confusion Matrix with Cross-Validation

I am sorry if this is a long post, but i have some questions related to Confusion Matrix metric and Cross-Validation that i really need help with. This picture from Sklearn CV link, shows that our who...
test-img

Murilo

python

scikit-learn

cross-validation

confusion-matrix

Votes: 0

Answers: 1

Latest Answer

As specified within the comment, for what concerns the first question, the first option is the way to go. Namely, splitting the whole dataset via train_test_split and then calling method .split() of t...
test-img

amiola

Clickable matrix python figure to highlight given row and column

Hello :) Does anybody know how to make a matplotlib matrix figure clickable? For instance, if I click a cell of the matrix, it should highlight the row and the column of this cell (see the before and...
test-img

Yoann

python

matplotlib

confusion-matrix

clickable-image

Votes: 0

Answers: 0

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