5G Multimedia Precision Marketing Based on the Improved Multisensor Node Collaborative Filtering Recommendation Algorithm

Table 1

The features of datasets.

Datasets	User number	Project number	Score number	Density (%)
Ml-100k	943	1680	100000	6.3
ML-latest-small	1508	2071	35497	1.1
Filmtrust	671	9058	100004	1.6
CiaoDVD	17615	16121	72665	0.03