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IRootLab
An Open-Source MATLAB toolbox for vibrational biospectroscopy
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Linear combination of differential operators.
Returns a [nf]x[nf] symmetric matrix. It contains a weighted sum of different matrices D_i'*D_i. the coefficients of the sum are given by dcoeff. D_0 is eye(nf, nf). D_i is the i-th order differential operator such that D_i*x = diff(x, i).
Definition in file penalty_matrix.m.
Go to the source code of this file.
Functions | |
| function | penalty_matrix (in nf, in dcoeff) |
| function penalty_matrix | ( | in | nf, |
| in | dcoeff | ||
| ) |
| nf | Number of features |
| dcoeff | Coefficient vector for 0th, 2nd, 3rd derivative and so on |