@article{benmhenni:hal-03419540, TITLE = {{Global optimization for sparse solution of least squares problems}}, AUTHOR = {Ben Mhenni, Ramzi and Bourguignon, S{\'e}bastien and Ninin, Jordan}, URL = {https://ensta-bretagne.hal.science/hal-03419540}, JOURNAL = {{Optimization Methods and Software}}, PUBLISHER = {{Taylor \& Francis}}, YEAR = {2021}, DOI = {10.1080/10556788.2021.1977809}, KEYWORDS = {Sparse approximation ; Cardinality constraint ; Branch-and-bound ; Continuous relaxation ; Homotopy continuation}, PDF = {https://ensta-bretagne.hal.science/hal-03419540v1/file/benmhenni2019_HAL-1.pdf}, HAL_ID = {hal-03419540}, HAL_VERSION = {v1}, }