SONIA in Action
Query “Mars” ? 45 URL’s in allotted time
Yielded 6000 initial terms, reduced to 1400
Three sample clusters (automatic descriptors):
1: martian, pathfinder, global, surveyor, |, nasa, venus, 1996, moon, mercury
2: life, mariner, 4, meteorite, planet, meteorites, nasa, surface, november, december
3: earth, cd, rom, images, venus, data, moon, planet, ----, solar