ELIZA - L]TSAS F\RST] NATURLIGT SPR]K I b|rjan p} 1960-talet skrev den amerikanske datorforskaren Weizenbaum detta ber|mda program. Programmet simulerar en psykoanalytiker. Genom att k{nna igen vissa nycklar i m{nniskans svar kan programmet ge ett f|rv}nande starkt intryck av att f|rst} och kunna konversera i naturlig engelska. I verkligheten {r programmet mycket enkelt och begr{nsat. F|r att starta programmet skriv: .DO ELIZA Exempel p} dialog: IS THIS ELIZA? I AM NOT SURE I UNDERSTAND YOU FULLY ARE YOU ELIZA? WHY ARE YOU INTERESTED IN WHETHER I AM ELIZA OR NOT I WANT TO TEST ELIZA. WHAT WOULD IT MEAN TO YOU IF YOU GOT TO TEST ELIZA I WOULD LEARN ABOUT THIS WELLKNOWN PROGRAM. YOU SAY YOU WOULD LEARN ABOUT THIS WELLKNOWN PROGRAM YES, YOU ARE FAMOUS. YOURE BEING SOMEWHAT SHORT WITH ME YOU REMIND ME OF MY GRAND-FATHER. TELL ME MORE ABOUT YOUR FAMILY MY MOTHER LIKES TEA IN THE AFTERNOON. WHO ELSE IN YOUR FAMILY LIKES TEA IN THE AFTERNOON I LIKE TEA IN THE AFTERNOON. CAN YOU ELABORATE ON THAT I GET TIRED IN THE EVENING, BUT A CUP OF TEA MAKES ME FIT AGAIN. DO YOU SAY YOU GET TIRED IN THE EVENING FOR SOME SPECIAL REASON NO, JUST TO ANSWER YOUR QUESTION. YOU DONT SEEM VERY TALKITIVE TODAY WHY ARE YOU SO SHORT WITH ME? WHY DO YOU ASK BECAUSE YOU MAKE ME FEEL SAD AND ANGRY AND FRUSTRATED. IS THAT THE REAL REASON YES YOU SEEM QUITE POSITIVE Och s} vidare ... G} ur programmet genom att trycka p} CONTROL-C! K{llkoden till ELIZA (som {r skriven i LISP) finns sparad p} DEC-bandet DEQZ35. Filen DOCTOR.TXT inneh}ller information om beh|vliga filer och kompileringsanvisningar f|r att skapa ett nytt ELIZA-program.