The micro-blog user behavior model based on behavior matrix is proposed based on the analysis of the current related researches. In the proposed method, two behavior matrices named original behavior matrix and individual behavior matrix are constructed; And then, the analysis method of behavior matrix is utilized to mine the representative behaviors, which can reflect the disciplines of the user; Finally, the experiments on the 2043 blogs of 9 users from June 15, 2016 to August 1, 2016 reflect the individual behavior disciplines.