User Guide > How To ... > Set the Default Image Resolution |
The text recognition engine in OCRXpress for Node.js has a default resolution of 300 DPI for an image. Not all input images specify the resolution. So, the recognizeParams structure has a value that allows you to set the default resolution to be used during the recognition process:
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// Set the default DPI to 200. params = { defaultDpi: [200, 200] }; |