added missing index

This commit is contained in:
2016-03-14 12:41:59 +01:00
parent a31fbdee1d
commit 00d3033eef

View File

@@ -148,9 +148,9 @@
\begin{equation}
\vec{c} = \frac{1}{k}\sum_{i=1}^{k} \fPos{v_i}
,\smallskip
\mat{\Sigma} = \frac{1}{k} \sum_{i=1}^{k} \varphi \cdot \varphi^T
\mat{\Sigma} = \frac{1}{k} \sum_{i=1}^{k} \varphi_i \varphi_i^T
,\smallskip
\varphi = \fPos{v_i}-\vec{c} \enskip.
\varphi_i = \fPos{v_i}-\vec{c} \smallskip.
\end{equation}
%
For $\mat{\Sigma}$, the two largest eigenvalues $\lambda_1, \lambda_2$ with $\lambda_1 > \lambda_2$