Smoothed Linear Modeling for Smooth Spectral Data

Table 2

Comparison of criteria in NIR data set.

Method	Fat	Sugar	Flour	Water
Wavelets	6.3	44.9	34.8	5.0
Ridge regression	68.6	87.4	62.8	41.7
Fused lasso	5.1	6.4	46.6	19.6
Locally constant	0.9	3.5	13.2	6.5
Locally linear	0.9	3.4	13.2	8.1