Method for rapidly visualizing graphical text information on handheld display device
A technology of text information and display equipment, applied in the field of data visualization, can solve the problems of lack of data visualization methods and devices, and achieve the effect of enriching data acquisition channels, effective data dissemination, and good dissemination
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[0045] The present invention will be described in detail below in conjunction with the accompanying drawings.
[0046] The fast visualization method for the pictorial text information of the handheld display device in this embodiment,
[0047] Such asfigure 1 shown, including the following steps:
[0048] Step 1: Use a smartphone to obtain textual information in pictures:
[0049] Take pictures of the pictorial text information through the smart phone to obtain the original picture with text information, such as figure 2 As shown, copy data from the physical world to the phone storage;
[0050] Step 2: Use OCR technology to recognize the characters in the obtained picture, the specific process is as follows:
[0051] First, the user uploads the pictures obtained by taking photos to the cloud server; then, the server uses OpenCV (Open Source Computer Vision Library, which is a cross-platform computer vision library) to correct the pictures (correct the position of the chara...
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