Intelligent marketing and identity authentication method and device based on AI

The invention relates to the field of intelligent marketing, in particular to an intelligent marketing and identity authentication method and device based on AI (Artificial Intelligence). The method comprises the following steps: identifying whether the feedback voice accords with a preset analysis standard according to emotion keywords and tone characteristics in the feedback voice, only analyzing the feedback voice which accords with the analysis standard, determining whether the feedback voice accords with a preset semantic discrete standard, and determining a processing mode for the feedback voice according to an analysis result of the feedback voice, according to the method, the fuzzy voice condition in the user feedback process is considered through the process, the feedback voice is subjected to fragmentation analysis, the difference between the voice segments is considered, the voice segment with high characterization is found out to serve as the basis to determine the reply voice, and therefore on th