A C++ header-only library for Nearest Neighbor (NN) search wih KD-trees
copied from cf-staging / nanoflannconda install conda-forge::nanoflann
conda install conda-forge/label/cf201901::nanoflann
conda install conda-forge/label/cf202003::nanoflann
nanoflann is a C++ header-only library for building KD-Trees, mostly optimized for 2D or 3D point clouds. nanoflann does not require compiling or installing. You just need to #include in your code.