This returns the given column over an n arrays
This returns the combination of n choose r
This returns the coordinate split in a list of coordinates such that the values
for ret are the x
Returns the correlation coefficient of two double vectors.
This will return the factorial of the given number n.
Tests if a is greater than b.
Inverse document frequency: the total docs divided by the number of times the
word appeared in a doc
Returns the logarithm of a for base 2.
Returns index of maximum element in a given array of doubles. First maximum is
Normalizes the doubles in the array using the given value.
Generates a random integer between the specified numbers
Tests if a is smaller than b.