Unverified50% confidenceFactExact time
Dauphin et al.'s 2014 study showed that difficulties in neural network training mostly arise from saddle points and plateau regions rather than local minima, with the number of saddle points growing exponentially with dimension n.
1
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50%
Confidence
Long-term
Relevance
7/19/2026
First Seen
Sources
梯度下降与反向传播详解：神经网络学习机制从零拆解
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