Based on literature analysis and factor analysis of pre survey data, this paper divides self cognition into three factors: physical self cognition, emotional self cognition and social self cognition. The paper will analyze the user behavior of the picture beautification app, and try to find the psychological reasons behind it.Using descriptive analysis, independent sample T test, single factor analysis of variance, correlation analysis and other methods to explore whether the use of this kind of app will influence the self cognition of users.Finally, it will discusse the nagative impact of the use of the picture beautification app and gives releveant suggestions from the angles of the user and the product. |