Recently,deep learning technology has achieved remarkable results in many disciplines,especially in computer vision.The study reviews the application and development trend of artificial intelligence technology in computer vision;focuses on the application of deep learning core structure;analyzes its structural features,unique advantages and limitations;and discusses the application examples of deep learning architecture in the core tasks of computer vision,such as object recognition,face verification,behavior recognition and human pose estimation;and prospects the development direction and challenges of deep learning model in computer vision problem design.