Self-organizing maps are a kind of unsupervised neural network, which project high-dimensional data to lower dimensions and, at the meantime, visually uncover the similarity among the original high-dimensional data 摘要自组映射图是一种非监督式学习类神经网路,可以将高维度资料投射到低维度空间,并以视觉化方式呈现,反映高维度资料之间的相似度。