CONSTRUCTION OF INDICES, KNOWLEDGE BASES, AND OIlIER DATA STRUCTURES -- DATA BUILT FROM OIlIER SOURC

~M NAME                   ]  CITY                    ] ERIM   ]  TMC    J CITRI ( UCLA                 J SEC      ~ ETh     ]

                            One manaully built file
~uilt Auxiliary Files       (for each system)         None                        Yes           [4]    ___________ No

ndependent or                                                                     Mostly very
;pecific                    Mostly very general   [1] __________ __________ _________ general   [1]                __________

                            Synonym classes, go                                   Synonym classes, go
                            phrases, stopwords &                                  phrases, stopwords
~le                         semi-stopwords        [2]                   ________  & semi-stopwords [2] __________ _________

rage(MB)                    1MB                                                  1MB

   Concepts                 -1500                                                  1200

~presentation               look up table                                         I~k up table

                            Manually built -                                      Manually built
nputer Build Time (Hours)   "compiled" at runtime,                                "compiled" at
                            ~1 sec.                                               runtime, ~1 sec.

 time to_Modily_(Hours)     ____________________ _________ _________ ________ ________________

`ime to Build               Not recorded          [3] __________ __________ _________ Not recorded                 __________

ime to Modily               _____________________ __________

                            Manual using texi editor                              Manual using te~
anual labor (*)                                                                   editor

built Auxiliary Files       No                        None                        No                               No

`~le

rage (MB)                   __________________ ________

~f Concepts                 ________________

~epresentation


    Mostly manually built using special interface
    Mostly machine built with manual correction
    Initial core manually built to `bootstrap" for completely macbine-built completion
    Other