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MDR-EX1000 avatar MDR-EX1000 commented on June 15, 2024

@yida88 center loss需要估计一个比较准确的具有判别性的center,这一点是由softmax loss的分类监督来实现的，如果已经有了一个比较准确的center作初始化(或者说有了一个比较好的pre-train模型用于特征提取)　那么只使用center loss很有可能可以改进这个模型...　不过一般来说加上softmax loss来保持这个center的判别性并没有什么坏处　除非softmax loss带来的额外开销不可接受

from pytorch-center-loss.

avatar commented on June 15, 2024

center loss 在你给的实验训练结果中并没有明显的趋势。不规律的变化，不是下降的。

from pytorch-center-loss.

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