Comments (1)
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您好,我不是苏神😅,根据苏神博客里面说的是:相比于“multi hot”版的多标签交叉熵,使用稀疏版多标签交叉熵的模型在训练速度上能提高1.5倍而不会损失精度。
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本仓库支持稀疏版loss训练,请安装最新版本litie==0.2.5,训练示例见 global_pointer_sparse.sh,您可以测试一下效果
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如果您做的是实体抽取任务的话,我觉得可以将4096长度的句子按照语义切分成不超过512长度的若干短句子,基于这些短句子来训练EGP模型,推理的时候同样将长句子切分,最后将各个句子的抽取结果整合起来。
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