Emotion analysis method, emotion analysis system and emotion analysis device

The invention provides an emotion analysis method, an emotion analysis system and an emotion analysis device. The emotion motion analysis system comprises a case library, an input module, a statement analysis module, a similarity degree analysis module and an emotion judgment module, wherein the case library comprises a plurality of case statements, and each case statement comprises at least one main word and is corresponding to at least one emotion label; the input module is used for receiving an input statement; the statement analysis module is used for analyzing a statement structure of the input statement; the similarity degree analysis module is used for carrying out semanteme analysis and syntax analysis on the input statement and at least one case statement in the case library according to the statement structure, thereby respectively obtaining a similarity level between the input statement and at least one case statement; and the emotion judgment module is used for judging at least one emotion of the input statement according to a plurality of similarity levels.