Thanks! two questions?

[zhangfq-chemistry]

JunJieDong: (1) if adding points based on “using dataset = vector< pair< Point<784>, unsigned int>>" . Do you mean 784 points here? How to make 784 variable? (2) How to add data one by one to kdTree, for example for（uint i=0;i < numberPoints;i++){ .......???} Thanks!