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renll / StateNet

[EMNLP 2018] Towards Universal Dialogue State Tracking
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关于2-norm distance #5

Closed tangyuq closed 4 years ago

tangyuq commented 4 years ago

为什用$p_s(v_i) = Softmax(-|| o_s - v_i||) $ 而不用$p_s(v_i) = Softmax(o_s^T v_i) $？

有数学上还是实验结果的原因吗？

renll commented 4 years ago

实验结果上更好。数学上可以将其理解为RBF kernel.