shivamkumar001/recommendation-system-using-geometricmatrix-completion-with-recurrentmulti-graph-neural-networks

Recommendation System by Using Factorized based matrix completion MGCNN+RNN

Recommendation-System-using-GeometricMatrix-Completion-with-RecurrentMulti-Graph-Neural-Networks

Recommendation System Loss Function of Training and Test

Output of the code M

[[5. 4. 0. ... 5. 0. 0.]

[3. 0. 0. ... 0. 0. 5.]

[4. 0. 0. ... 0. 0. 0.]

...

[0. 0. 0. ... 0. 0. 0.]

[0. 0. 0. ... 0. 0. 0.]

[0. 0. 0. ... 0. 0. 0.]]

...............................................................................................................................

Otraining

[[1. 1. 0. ... 1. 0. 0.]

[1. 0. 0. ... 0. 0. 1.]

[1. 0. 0. ... 0. 0. 0.]

...

[0. 0. 0. ... 0. 0. 0.]

[0. 0. 0. ... 0. 0. 0.]

[0. 0. 0. ... 0. 0. 0.]]

..................................................................................................................................

Otest

[[0. 0. 0. ... 0. 0. 0.]

[0. 0. 0. ... 0. 0. 0.]

[0. 0. 0. ... 0. 0. 0.]

...

[0. 0. 0. ... 0. 0. 0.]

[0. 0. 0. ... 0. 0. 0.]

[0. 0. 0. ... 0. 0. 0.]]

.................................................................................................................................................

W_movies

['data' 'ir' 'jc']

............................................................................................................................................

W_users

['data' 'ir' 'jc']

............................................................................................................................................

Number of 0 in M = 1486126

Shape of M = (943, 1682)

Number of 0 in Training = 1506126

Number of 0 in Test = 1566126

Shape of Training = (943, 1682)

Shape of Test = (943, 1682)

Users Shape = (943, 943)

Movies Shape = (1682, 1682)

Number of data samples: (40000.0,)

Number of training samples: (40000.0,)

Number of training + data samples: (80000.0,)

(943, 943)

(943,)

(943, 1682)

[268.17402035 110.0910939 99.37433058 77.97280296 75.07883397

72.27461596 70.24918496 64.19805813 62.87750106 61.96979953]

Initial User Shape (943, 10)

Initial Items Shape (1682, 10)

Original Training Matrix Odata*M

(943, 1682)

Reconstructed Training Matrix initial_W.initial_H.T

Final Matrix of Users and Movies

............................................................................................................................................

Recommend How many top Movies for user: 4

User Id: 65

We will recommend these movies to the user

[197 Nikita (La Femme Nikita) (1990)

355 Client, The (1994)

518 Treasure of the Sierra Madre, The (1948)

185 Blues Brothers, The (1980)

Name: 1, dtype: object]

............................................................................................................................................

Mean of all Ratings: 3.1963606

Shape of final Matrix: (943, 1682)