Matrix inversion in the smoothing splines
86623
Why is $B^TB+\lambda\Omega$ positive definite?
63716
A question in directional derivatives of a quantile regression object function
34489
Matrix representation of linear transformation
131450
Matrix exponential convergence
33823
Forcing smoothness of regression coefficients
90370
How to derive the ridge regression solution?
38224
Bias-Variance decomposition derivation
124861
The extension of smooth function
7442
completing the square for Gaussian multivariate estimation
79306
Back-transformation of regression coefficients
76619
Computing kernels of a matrix in distinct cases
29006
Kernel ridge regression with matrix-vector data set $S := \{ X_i, y_i \}_{i=1}^{N}$?
20856
Inverse of Linear Transformations
154667
Singular values of the data matrix and eigenvalues of the covariance matrix
56421
Lofting between Splines
16570
Derivation of closed form lasso solution
60069
Orthogonal parametrization