tokens: If you want the timestamps to be " rounded " instead of being the last timestamp of each period , you can use align.time , but align.time requires that the object is an xts , so you 'd have to convert to xts first .
ner_tags: O O O O O O O O O O O O O O O O O O O O O O O B-Function O O B-Function O O O O O O B-Library O O O O O O O O B-Library O O