Van Pelt, Yi & James LLP
Method, device, and system for testing an image
The present application discloses a method, device, and system for testing an image to assess whether the image was subject to tampering. The method includes obtaining an image, extracting residual data of the image from the image, obtaining a feature map of at least two neural layers based at least in part on the residual data of the image, obtaining a tamper probability map of the image based at least in part on the feature map, and outputting the tamper probability map or providing an indication of whether the image was subject to tampering based at least in part on the tamper probability map.
Alibaba Group Holding Limited
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Qi Haodong Jiwu Yongliang
Zhang Li Huang Liu