The information analyzer, information analyzing method, and a program

The information analyzer 30, an analysis target text, as described for the analyte text the same events, related to comparing the topic-related text containing information about a specific topic, identifying the portion related to the former topics related text a part specifying unit 31, a latent topic word extraction unit 32 for extracting a word of a specific portion, and a statistical model generation unit 33 for generating a statistical model to estimate the occurrence degree of a particular topic word analyzed text provided. Statistical model generation unit 33, a word topic related text, and the appearance degree of a particular topic words extracted to generate a statistical model to be higher than the other words.