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图像识别微调之后效果反而变差了 #3196

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chinesejunzai12 opened this issue Jul 25, 2024 · 3 comments
Open

图像识别微调之后效果反而变差了 #3196

chinesejunzai12 opened this issue Jul 25, 2024 · 3 comments

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@chinesejunzai12
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自有商品数据90w+, 目前使用的是general_PPLCNetV2_base_pretrained_v1.0.pdparams的基础上进行微调, 但是微调epoch为50轮之后, 评估结果f1值没有增加, 反而降低了, 大概得原因是什么?
@cuicheng01
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您好，评估的数据是什么数据呢？

@chinesejunzai12
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您好，评估的数据是什么数据呢？

电商商品图像识别数据, 识别的效果迁移学习之后反而降低了, recall@1, recall@5以及mAP值都降低了

@cuicheng01
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降低学习率再试试呢

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@cuicheng01 @chinesejunzai12