| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| i shrunk the sample covariance matrix | 0.49 | 0.6 | 1772 | 44 | 37 |
| i | 1.79 | 0.7 | 4493 | 29 | 1 |
| shrunk | 1.23 | 0.3 | 2770 | 97 | 6 |
| the | 0.38 | 0.4 | 409 | 29 | 3 |
| sample | 0.12 | 0.6 | 5799 | 98 | 6 |
| covariance | 0.8 | 1 | 3497 | 67 | 10 |
| matrix | 1.12 | 0.4 | 4627 | 18 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| i shrunk the sample covariance matrix | 1.25 | 0.9 | 7226 | 17 |
