Improved LTE-R Access Authentication Scheme Based on Blockchain and Secgear

Improved LTE-R Access Authentication Scheme Based on Blockchain and Secgear

Improved LTE-R Access Authentication Scheme Based on Blockchain and Secgear
Improved LTE-R Access Authentication Scheme Based on Blockchain and Secgear

Improved Large Dynamic Covariance Matrix Estimation With Graphical Lasso and Its Application in Portfolio Selection