论文标题
甚至更简单的确定性矩阵草图
Even Simpler Deterministic Matrix Sketching
论文作者
论文摘要
本文提供了用于绘制矩阵流的频繁方向（FD）的单行证明。简单的证明是由素描矩阵流而不是流本身的协方差而产生的。
This paper provides a one-line proof of Frequent Directions (FD) for sketching streams of matrices. The simpler proof arises from sketching the covariance of the stream of matrices rather than the stream itself.
