Top "Normalization" questions

Use [tag:database-normalization] for normalizing database-structure, and [tag:unicode-normalization] for normalizing unicode text.

How to normalize an array in NumPy?

I would like to have the norm of one NumPy array. More specifically, I am looking for an equivalent version …

python numpy scikit-learn statistics normalization
Standardize data columns in R

I have a dataset called spam which contains 58 columns and approximately 3500 rows of data related to spam messages. I plan …

r normalization
How to normalize a histogram in MATLAB?

How to normalize a histogram such that the area under the probability density function is equal to 1?

matlab histogram normalization
How to normalize a 2-dimensional numpy array in python less verbose?

Given a 3 times 3 numpy array a = numpy.arange(0,27,3).reshape(3,3) # array([[ 0, 3, 6], # [ 9, 12, 15], # [18, 21, 24]]) To normalize the rows of the 2-dimensional array I thought …

python arrays syntax numpy normalization
Can I calculate z-score with R?

Possible Duplicate: R, correlation: is there a func that converts a vector of nums to a vector of standard units …

r normalization
Why do we have to normalize the input for an artificial neural network?

It is a principal question, regarding the theory of neural networks: Why do we have to normalize the input for …

machine-learning neural-network normalization
How to perform 0 to 1 Normalization in excel

I have an excel file with a column containing some numbers i need to normalize the distribution between 0 and 1 using …

excel normalization
How to normalize a histogram in python?

I'm trying to plot normed histogram, but instead of getting 1 as maximum value on y axis, I'm getting different numbers. …

python matplotlib normalization
How can I normalize a URL in python

I'd like to know do I normalize a URL in python. For example, If I have a url string like : "…

python url normalization normalize
In what way does denormalization improve database performance?

I heard a lot about denormalization which was made to improve performance of certain application. But I've never tried to …

database performance database-design normalization denormalization