Big data-based aid decision making method

The invention discloses a big data-based aid decision making method. The method comprises the following steps of: selecting a data dictionary according to a decision making demand; establishing a basic model library by utilizing a keyword mechanism; analyzing and displaying data in the basic model library according to the decision making demand; and carrying out data drilling according to the data analysis result so as to obtain decision making data. According to the method, a big data platform technology, the data dictionary and model construction are effectively grouped together, so that a data analysis system is rapidly and conveniently constructed, aid decision making is carried out, the time consuming expressed by information demand is effectively decreased, the correctness is ensured and the decision making efficiency is improved.