%A CAO Ben, XIA Mian, REN Zhihong, LIN Xiubin, XU Sheng, LAI Lizu, WANG Qi, JIANG Guangrong %T  Technology of text analysis in the big data era: Application of the topic model %0 Journal Article %D 2018 %J Advances in Psychological Science %R 10.3724/SP.J.1042.2018.00770 %P 770-780 %V 26 %N 5 %U {https://journal.psych.ac.cn/xlkxjz/CN/abstract/article_4279.shtml} %8 2018-05-15 %X  Topic Model is a computerized text analysis method and has been used widely in the field of psychology. For counseling research, this method has the potential for exploring themes of conversations between the therapist and patient, comparing the semantic similarity of different treatments and establishing behavioral coding systems. Using data from social media, researchers may use topic model to identify and predict various mental disorders, carry out calculations pertaining personality. Further, this paper discusses needed improvements of the topic model, and its application in the Chinese language environment. Topic model can be used to explore the psychological meaning of Chinese texts.