A Prerecognition Model for Hot Topic Discovery Based on Microblogging Data

Table 1

The words distributed over five sample topics.

Latent topic	Words
Ukraine crisis	Independence, military, separate, control, flight, formation, revolution, illegal, occupy, territory
Search MH370	Search, plane, hope, missing, signal, hunt, batteries, clues, ocean, expiry
MH370 missing	Floating, objects, disappearance, hijack, radar, black hole, handover, duty, monitor, emergency
Spring Festival	National day, parade, festival, travel, vacation, food, government, ticket, relax, shopping
Crimea independence	Federation, referendum, vote, independence, celebration, join, republic, rename, division, council