@inproceedings{TUW-293473, author = {Groll, Herbert and Sch{\"u}tzenh{\"o}fer, Daniel and Pratschner, Stefan and Gerstoft, Peter and Mecklenbr{\"a}uker, Christoph}, title = {Sparse Approximation of an Outdoor-to-Indoor Massive MIMO Channel Measurement}, booktitle = {54th Asilomar Conference on Signals, Systems, and Computing}, year = {2020}, pages = {88--91}, publisher = {IEEE Xplore}, address = {Pacific Grove}, url = {https://publik.tuwien.ac.at/files/publik_293473.pdf}, doi = {10.1109/IEEECONF51394.2020.9443371}, keywords = {atomic norm minimization, sparse approximation, massive mimo, double directional}, note = {invited} }