tokens: With it , you can calculate the euclidean distance matrix and then find indices of minimum values along the appropriate dimension in the distance matrix that would represent the " closest " for each row of bigList in littleList .
ner_tags: O O O O O O O O O B-Data_Structure O O O O O O O O O O O O O O B-Data_Structure O O O O O O O O O B-Data_Structure O B-Variable O B-Variable O