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强制切片推理会导致模型误判景深 #153

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bfloat16 opened this issue Sep 22, 2024 · 1 comment
Open

强制切片推理会导致模型误判景深 #153

bfloat16 opened this issue Sep 22, 2024 · 1 comment

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@bfloat16
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感谢作者开源的HAT,在动漫数据集上面进行训练取得了非常好的效果。
目前遇到的问题是:显存不足需要强制切片推理,并且图片前后景有虚化,人物应该是清晰的场景很容易误判景深(如下图绿色框所示):
raw
4x
是否有可能能把全局的信息同步给每个tile,以此来纠正模型超分每个tile的行为?(尝试过”滑窗“等切片策略,但依然不能根除bad case)

@chxy95
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chxy95 commented Sep 22, 2024

引入全图信息作为condition和一些具有全局degradation的pair数据进行训练理论上是应该可以解决的。Tuning-free的方法感觉应该不太行。

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