All Questions
4 questions
4
votes
1
answer
346
views
Numerical differentiation on sphere with Python
I have ported from Fortran to Python an algorithm that calculates the numerical derivative along the x direction (longitudinal) of a scalar function s on a ...
user74256
4
votes
0
answers
223
views
Finding where column slices of elements in multi-dimensional array are equal
Skippable Intro:
I have a dataset that corresponds to an observed time-series. The dataset is organized into a dictionary - which contains an array of years, an array of months, an array of days, an ...
user127168
5
votes
1
answer
7k
views
Implementation of the Householder Transformation
I implemented the Householder transformation in Python, so that I can later use it in a QR decomposition. Unfortunately I haven't found a good concise source for reading up on the algorithm.
I am not ...
- 151
2
votes
1
answer
24k
views
ID3 Decision Tree in python [closed]
I've been working my way through Pedro Domingos' machine learning course videos (although the course is not currently active). His first homework assignment starts with coding up a decision tree (ID3)....
- 59