Get a confidence ellipse for uncorrelated bivariate data
得到互不相关的二元数据的置信椭圆
用法----------Usage----------
simpleEllipse(x, y, alfa=0.95, len=200)
参数----------Arguments----------
参数:x
first variable
第一个变量
参数:y
second variable
第二个变量
参数:alfa
confidence level of the circle
置信水平的圆
参数:len
Number of points in the circle </table>
数点在圈内</ TABLE>
Details
详情----------Details----------
As described in 'Introduction to multi and megavariate data analysis using PCA and PLS' by Eriksson et al. This produces very similar ellipse as compared to the ellipse function the ellipse package except that this function assumes that and y are uncorrelated (which they of
“引言中所述使用PCA和PLS的多和megavariate数据分析,埃里克森等。这将产生非常类似椭圆形,比椭圆函数,除了这个函数假设,和Y是不相关的(它们的椭圆包
值----------Value----------
A matrix with X and Y coordinates for the circle
一个矩阵与X和Y坐标圆