@inproceedings{maciel:hal-02287640, TITLE = {{Sparsity Analysis using a Mixed Approach with Greedy and LS Algorithms on Channel Estimation}}, AUTHOR = {Maciel, Nilson and Crespo Marques, Elaine and Alves de Barros Naviner, Lirida}, URL = {https://telecom-paris.hal.science/hal-02287640}, BOOKTITLE = {{International Conference on Frontiers of Signal Processing (ICFSP)}}, ADDRESS = {Paris, France}, HAL_LOCAL_REFERENCE = {NM:ICFSP-17}, PAGES = {91-95}, YEAR = {2017}, MONTH = Sep, HAL_ID = {hal-02287640}, HAL_VERSION = {v1}, }