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@JiaminXuan
JiaminXuan / iMF.py
Last active September 17, 2020 09:34
implicit Matrix Factorization - keras
import numpy as np
from numpy import bincount,ravel,log
from scipy.sparse import coo_matrix
import pandas as pd
from keras import backend as K
from keras.layers import *
from keras.models import Model,Sequential
def imf_loss(y_true, y_pred):
C=1+2*y_true
<!DOCTYPE html>
<html>
<head>
<title>Pause Example</title>
<script type="text/javascript" charset="utf-8" src="cordova-2.9.0.js"></script>
<script type="text/javascript" charset="utf-8">
// Wait for device API libraries to load
//