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Question
Inf in rankfeatures functuin results
Good evening. I have a question about rankfeatures function: if I find in my results an Inf value, should I treat it as a ve...
ongeveer 13 jaar ago | 0 answers | 0
0
answersQuestion
Machine learning and data normalization - how data should(?) be normalized.
Hello, I have a general question about data normalization for classification algorithms: if I have a training set and a testing...
ongeveer 13 jaar ago | 2 answers | 0
2
answersQuestion
How to make matrix a possitive definite
Hi Everyone, I have a problem with classification. I have 39 samples of training data (39x10935) and 347 samples of testing da...
meer dan 13 jaar ago | 3 answers | 0
3
answersQuestion
Standarization before feature selection
Hi Everyone, I have a general question: Is it necessary to standarize (e.g. zscore) the data before feature selection? And if ...
meer dan 13 jaar ago | 1 answer | 0
1
answerQuestion
PCA: number of attributes much bigger than number of data samples
Hello, I would like to apply PCA analysis to data in which I have 100 samples, each of them represented by 10000 variables. So...
meer dan 13 jaar ago | 2 answers | 0
