Dataset Groups Activity Stream Optimal-31 The Optimal-31 dataset [82] was created in 2017 by Northwestern Polytechnical University, China. BibTex: @dataset{Q_Wang_and_S_Liu_and_J_Chanussot_and_X_Li_2024, abstract = {The Optimal-31 dataset [82] was created in 2017 by Northwestern Polytechnical University, China.}, author = {Q. Wang and S. Liu and J. Chanussot and X. Li}, doi = {10.57702/mwtgmvr4}, institution = {No Organization}, keyword = {'Scene Classification'}, month = {dec}, publisher = {TIB}, title = {Optimal-31}, url = {https://service.tib.eu/ldmservice/dataset/optimal-31}, year = {2024} }