twenty news DataSet

20news数据集。 The20Newsgroupsdatasetisacollectionofapproximately20,000newsgroupdocuments,partitioned(nearly)evenlyacross20differentnewsgroups.Tothebestofmyknowledge,itwasoriginallycollectedbyKenLang,probablyforhisNewsweeder:Learningtofilternetnewspaper,though