{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the OCR module ensure the accuracy and security of the data during the offline report submission process?","a":"Image processing: Pre-processing of the input image is performed, including noise  removal, scaling, contrast enhancement, etc., to improve the accuracy of OCR recognition."}]}],"pr":"45ffa8921a97111f79dd68895c36022074ffaf23419b67e6aa8c6b270d65c7f3"}