Sparse inverse-problem marathon with covariate shift on the underlying linear operator. Recover a 200-dim…

Sparse inverse-problem marathon with covariate shift on the underlying linear operator. Recover a 200-dim…: a task in Long-Horizon Terminal-Bench (LHTB) (Harbor dataset). You are given a synthetic dataset where each row contains 50 numeric "observations" y 0, ..., y 49 plus 200 numeric "signals" x…