Data processing method and device

The invention discloses a data processing method and device, and relates to the technical field of data processing. A specific embodiment of the method comprises the following steps: receiving face image data of each question answered by a user collected by a client, recognizing expression features in each frame of face image data based on a face expression recognition model, and determining an emotion type of each expression feature; determining the starting time and the ending time of each emotion type, and inputting the emotion type, the starting time, the ending time and the first parameter of each question into an emotion numerical value calculation model to obtain an emotion numerical value of each question answered by the user; and determining the correct rate of answering each question by the user, inputting the emotion value, the correct rate and the second parameter of each question into a comprehensive evaluation model to obtain a comprehensive score of answering all questions by the user, and retu