LDA Based Correlation Analysis Between Forum User Focus and Mobile Iterative Design

With the increasingly fierce competition of mobile phone industry, it is very important to analyze the actual usage requirements from the perspective of customers. To understand whether the user experience is improved after the upgrading of mobile phones and whether there are differences in the use perception of users for the improvement of the performance of different functional modules, this paper uses LDA model to mine the topic of Huawei brand three series of mobile phone reviews, visually presents the hot topics that users pay attention to, and compares the parameter information with the hot topics of consumer reviews. This paper has reference significance in helping mobile phone manufacturers rationally allocate budget use and master the promotion and marketing focus of new mobile phone products in the process of product iterative research and development.