Emotional tendency refers to people's attitude towards people or things. It is a kind of subjective judgments and it can be divided into several parts, such as praise or criticize, positive or negative, good or bad. The judgment of emotional words' emotional tendency and the problem of how to give emotional words a weight are the base of text tendency analysis. The study of semantic weight has been widely used in text tendency analysis, public sentiment, as well as text classification. The most representati...