Information processing apparatus, information processing method, and non-transitory computer readable medium

A non-transitory computer readable medium storing a program causing a computer to execute a process comprising:

• applying a topic model to target text information and extracting topic distributions for words constituting the text information;
• extracting a first topic for the text information from the extracted topic distributions;
• and
• extracting a word satisfying a predetermined condition, from at least one word having the first topic, as a context word in the text information.

An information processing method comprising:

• applying a topic model to target text information and extracting topic distributions for words constituting the text information;
• extracting a first topic for the text information from the extracted topic distributions;
• and
• extracting a word satisfying a predetermined condition, from at least one word having the first topic, as a context word in the text information.