xiaohemaikoo

【PaddlePaddle Hackathon 3 No.48】为 Paddle 新增 elementwise pow raw 支持 float16

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### PR types New features ### PR changes OPs ### Describe elementwise pow raw support float16

### bug描述 Describe the Bug 按照官网步骤，在windows develop分支下： 执行到 cmake .. -GNinja -DWITH_GPU=ON 报错。 release/2.3 cmake 正常。  ### 其他补充信息 Additional Supplementary Information _No response_

Scaling must be specified when writing las, or it loses some precisions with the default laspy parameters (https://github.com/3dgeo-heidelberg/py4dgeo/blob/7d74b6d1ee3c09d69675d96a12f2dd70c802663b/src/py4dgeo/epoch.py#L144). Solutions could be like [this way ] (https://github.com/3dgeo-heidelberg/py4dgeo/blob/m3c2-ep/src/py4dgeo/m3c2ep.py#L198) : ``` hdr.x_scale =...