Micro-expression-based satisfaction evaluation method and device, equipment, and storage medium

The invention discloses a micro-expressions-based satisfaction evaluation method and device, equipment and a storage medium. The method comprises the following steps: acquiring video data of a targetclient, and identifying each to-be-identified image in the video data by adopting a micro-expression identification model to acquire emotion attributes; determining a first frame of to-be-recognized image with the emotion attribute being negative emotion as a reference image; forming a target video clip based on the to-be-identified image in a preset time period after the reference image; obtaining a negative emotion probability based on the emotion attribute corresponding to each to-be-identified image in the target video clip; if the negative emotion probability is greater than a preset probability threshold, determining the target video clip as a negative emotion clip; processing the negative emotion fragment by adopting a dissatisfaction formula to obtain a target dissatisfaction value; and querying the score