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tangent0
/ collaborative_filtering.py
Created
August 12, 2018 05:44
— forked from uolter/collaborative_filtering.py
Simple collaborative filtering in python
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| import numpy as np | |
| from scipy.optimize import fmin_cg | |
| def cost(p, Y, R, alpha): | |
| """ | |
| Calculates collaborative filtering cost function. | |
| Arguments | |
| ---------- |