The Solution Path of the Generalized Lasso
· 0 200 400 600 800 1000-2 0 2 4 Genome order Log ratio Figure 1: The 1d fused lasso applied to some glioblastoma multiforme data. The red line represents the inferred copy number from the 1d fused lasso solution (for = 3). A natural extension of this idea penalizes the di erences between neighboring pixels in an image.