TY - CONF T1 - A Pattern for Features on a Hierarchical Spatial Grid T2 - The 10th International Joint Conference on Knowledge Graphs, IJCKG 2021, December 6-8, 2021, Virtual Event, Thailand Y1 - 2021 A1 - Cogan Shimizu A1 - Rui Zhu A1 - Gengchen Mai A1 - Mark Schildhauer A1 - Krzysztof Janowicz A1 - Pascal Hitzler JF - The 10th International Joint Conference on Knowledge Graphs, IJCKG 2021, December 6-8, 2021, Virtual Event, Thailand PB - ACM ER -