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. 2021 Aug 23;21(16):5666. doi: 10.3390/s21165666

Table 5.

NMAE values without and with L-CNN sentiment analysis model.

# Amazon Fine Foods Reviews Amazon Movie Reviews
SVD NMF SVD++ SVD NMF SVD++
Without sentiment 0.2427 0.2402 0.2385 0.2161 0.2022 0.2066
With sentiment (β = 0.3) 0.2091 0.2191 0.2066 0.1486 0.1484 0.1443
With sentiment (β = 0.5) 0.2158 0.2211 0.2117 0.1567 0.1494 0.1490
With sentiment (β = 0.7) 0.2233 0.2241 0.2177 0.1675 0.1531 0.1563