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您好，进行训练必须在多gpu的环境下嘛 #16

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minC0819 opened this issue Feb 28, 2024 · 3 comments
Open

您好，进行训练必须在多gpu的环境下嘛 #16

minC0819 opened this issue Feb 28, 2024 · 3 comments

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@minC0819
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@xiaofeng94
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Hey, detectron2也支持单GPU训练，但我们只在多GPU上进行过训练。改变GPU数量需要相应改变学习率，batch size和梯度累加策略等来保证复现论文中的结果。

@minC0819
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嘿，Detectron2也支持单GPU训练，但我们训练只在多GPU上进行过。改变GPU数量需要相应的学习率，batch size和改变梯度累加策略等来保证复现论文中的结果。

@minC0819
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您好，出现了RuntimeError: Default process group has not been initialized, please make sure to call init_process_group.这种问题是因为没使用多GPU的问题嘛

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@xiaofeng94 @minC0819