Improved content recommendation algorithm integrating semantic information

Journal of Big Data

Table 6 Comparison of prediction accuracy of different methods

The length of recommendation list	TF-IDF	word2vec	Lstm	Fasttext	TF-IDF + word2vec	TF-IDF + Textfast
1	0.866	0.827	0.751	0.829	0.893	0.894
2	0.847	0.798	0.732	0.801	0.879	0.883
3	0.826	0.775	0.714	0.778	0.870	0.875
4	0.815	0.754	0.701	0.757	0.854	0.861
5	0.804	0.733	0.692	0.739	0.840	0.845
6	0.791	0.716	0.681	0.720	0.829	0.832
7	0.778	0.706	0.673	0.708	0.816	0.820
8	0.766	0.695	0.663	0.697	0.803	0.811
9	0.753	0.689	0.655	0.690	0.792	0.797
10	0.741	0.677	0.647	0.679	0.780	0.789