Keyword | CPC | PCC | Volume | Score | Length of keyword |
---|---|---|---|---|---|
shrinkage estimators for covariance matrices | 0.46 | 0.6 | 5748 | 85 | 44 |
shrinkage | 1.14 | 0.6 | 7649 | 44 | 9 |
estimators | 1.32 | 0.3 | 661 | 37 | 10 |
for | 1.43 | 0.7 | 3966 | 4 | 3 |
covariance | 0.76 | 0.1 | 5613 | 6 | 10 |
matrices | 0.6 | 0.1 | 8408 | 30 | 8 |