@inproceedings{Bohn.Griebel.Oettershagen.2019, author = {Bastian Bohn and Michael Griebel and Jens Oettershagen}, title = {Optimally rotated coordinate systems for adaptive least-squares regression on sparse grids}, booktitle = {Proceedings of the 2019 SIAM International Conference on Data Mining}, pages = {163--171}, doi = {10.1137/1.9781611975673.19}, URL = {https://epubs.siam.org/doi/abs/10.1137/1.9781611975673.19}, year = {2019}, note = {Also available as INS Preprint No. 1812}, inspreprintnum = {1812}, annote = {series, inspreprint} }