Compute exact sparse-LU log-determinant grid (MATLAB lndetfull style).
- Parameters:
- W : array-like
Spatial weights matrix.
- lmin : float
Lower bound of the rho grid.
- lmax : float
Upper bound of the rho grid.
- grid : float, default=0.01
Grid step size.
- Returns:
Dictionary with rho and lndet vectors.
- Return type:
dict