Table 4 Cosine similarity between some course items based on word vector
From: Improved content recommendation algorithm integrating semantic information
Item ID | 1 | 2 | 3 | 4 | 5 | 6 |
|---|---|---|---|---|---|---|
1 | 1.0 | 0.486 | 0.437 | 0.474 | 0.482 | 0.581 |
2 | 0.486 | 1.0 | 0.434 | 0.530 | 0.599 | 0.625 |
3 | 0.437 | 0.434 | 1.0 | 0.342 | 0.395 | 0.386 |
4 | 0.474 | 0.530 | 0.342 | 1.0 | 0.595 | 0.559 |
5 | 0.484 | 0.599 | 0.395 | 0.595 | 1.0 | 0.655 |
6 | 0.581 | 0.625 | 0.386 | 0.559 | 0.655 | 1.0 |