AI intelligent question cutting method and device for wrong homework questions

The invention provides an AI intelligent question-cutting method and device for homework wrong questions, and the method comprises a wrong question-cutting process which comprises the steps: obtainingcorrected homework data which comprises pictures, Word, PDF and Excel formats; converting the corrected homework data in the non-picture format into homework data in a picture format; carrying out denoising, distortion correction and binarization processing on the job data in the picture format; identifying error questions from the job data in the picture format through an AI intelligent question-cutting system; and intercepting the wrong questions from the homework data in the picture format to form a wrong question book. The beneficial effects of the invention are that the method automatically recognizes the wrong homework questions of the students, does not need the students to manually identify the wrong questions, and enables teachers to master the homework conditions of the studentsmore conveniently and qui