Top "Machine-learning" questions

Implementation questions about machine learning algorithms.

Keras accuracy does not change

I have a few thousand audio files and I want to classify them using Keras and Theano. So far, I …

python audio machine-learning theano keras
How to do multi class classification using Support Vector Machines (SVM)

In every book and example always they show only binary classification (two classes) and new vector can belong to any …

machine-learning svm libsvm
What is the difference between labeled and unlabeled data?

In this video from Sebastian Thrum he says that supervised learning works with "labeled" data and unsupervised learning works with "…

machine-learning
Can I use CountVectorizer in scikit-learn to count frequency of documents that were not used to extract the tokens?

I have been working with the CountVectorizer class in scikit-learn. I understand that if used in the manner shown below, …

python machine-learning scikit-learn tf-idf
How big should batch size and number of epochs be when fitting a model in Keras?

I am training on 970 samples and validating on 243 samples. How big should batch size and number of epochs be when …

python machine-learning keras data-science
Can anyone give a real life example of supervised learning and unsupervised learning?

I recently studied about supervised learning and unsupervised learning. From theory, I know that supervised means getting the information from …

machine-learning deep-learning data-mining supervised-learning unsupervised-learning
Python - What is exactly sklearn.pipeline.Pipeline?

I can't figure out how the sklearn.pipeline.Pipeline works exactly. There are a few explanation in the doc. For …

python machine-learning scikit-learn
Intuitive understanding of 1D, 2D, and 3D convolutions in convolutional neural networks

Can anyone please clearly explain the difference between 1D, 2D, and 3D convolutions in convolutional neural networks (in deep learning) …

machine-learning deep-learning signal-processing conv-neural-network convolution
Getting TypeError: '(slice(None, None, None), 0)' is an invalid key

Trying to plot the decision Boundary of the k-NN Classifier but is unable to do so getting TypeError: '(slice(…

python machine-learning knn