理学 特征学习 释 curse of dimensionality 维数灾难 通常是指在涉及到向量的计算的问题中，随着维数的增加，计算量呈指数倍增长的一种现象。 理学 数据简化 释 curse of dimensionality 维数灾难 在涉及管理和分析高维度数据时，由于空间维度巨大，数据在空间中分布高度稀疏，导致传统统计方法失效或者无法使用的现象。又称维度灾难。
人工智能 机器学习 释文 curse of dimensionality 维数灾难
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