fix nan in ppocrv4 for benchmark #14072
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ppocrv3能跑吗 |
大部分模型没有出现训练出nan，对这些模型，加了这2行过滤nan后没有实际作用，训练速度会下降，显存也会升高，所以额外加一个参数，给有需要的模型在配置文件里加。 |
QA给的反馈是只有ppocrv4出现了训练出nan，其他模型还没有问题。 |
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fix nan in ppocrv4 for benchmark