python tocsc

在Python中，tocsc是scipy库中的一个函数，用于将稀疏矩阵（sparse matrix）转换为压缩稀疏列格式（Compressed Sparse Column format，CSC格式）。稀疏矩阵是指矩阵中大部分元素为零的矩阵。通过使用CSC格式，可以更高效地存储和操作稀疏矩阵。<span class="em">1</span><span class="em">2</span><span class="em">3</span><span class="em">4</span>
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