Parameter Settings

CF(NPMI)

• Maximum # of news per user: 100

• Minimum # of reads per news: 5

• Minimum # of common users between two news pairs: 4

• Minimum NPMI value to be recommended: 0.25

CF(MF)

• # of epochs: 4

• # of latent factors: 50

• Regularization term: 0.001

CF(AE)

• # of epochs: 1

• # of latent factors: 200

• Learning rate: 0.001

• Regularization term: 0.01