Reutersデータセットの構造

gistfile1.txt

http://www.daviddlewis.com/resources/testcollections/reuters21578/

    816 README.txt
      39 all-exchanges-strings.lc.txt
      56 all-orgs-strings.lc.txt
     267 all-people-strings.lc.txt
     175 all-places-strings.lc.txt
     135 all-topics-strings.lc.txt
    1203 cat-descriptions_120396.txt
    5199 feldman-cia-worldfactbook-data.txt
      60 lewis.dtd
   32721 reut2-000.sgm
   31436 reut2-001.sgm
   30719 reut2-002.sgm
   32028 reut2-003.sgm
   32588 reut2-004.sgm
   33744 reut2-005.sgm
   31493 reut2-006.sgm
   31418 reut2-007.sgm
   34168 reut2-008.sgm
   32837 reut2-009.sgm
   32875 reut2-010.sgm
   32387 reut2-011.sgm
   33109 reut2-012.sgm
   30818 reut2-013.sgm
   31280 reut2-014.sgm
   31950 reut2-015.sgm
   32582 reut2-016.sgm
   36256 reut2-017.sgm
   31374 reut2-018.sgm
   31536 reut2-019.sgm
   28550 reut2-020.sgm
   16702 reut2-021.sgm