how to generate backward mapping

fh2019ustc / DocTr

The official code for “DocTr: Document Image Transformer for Geometric Unwarping and Illumination Correction”, ACM MM, Oral Paper, 2021.

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how to generate backward mapping #11

Closed Jverson closed 1 year ago

Jverson commented 2 years ago

If I want to train the model with my own data, is there any way to generate the backward mapping?

fh2019ustc commented 2 years ago

Hi, for document image rectification, the backward mapping is generated by the forward mapping (UV map). And the forward mapping is generated by the rendering software，like blender.