Adaptive Block Sparse Regularization Under Arbitrary Linear Transform. - Takanobu Furuhashi; Hidekata Hontani; Tatsuya Yokota (EUSIPCO, 2024)

WEEP: A Differentiable Nonconvex Sparse Regularizer via Weakly-Convex Envelope. - Takanobu Furuhashi; Hidekata Hontani; Tatsuya Yokota (CoRR, 2025)