这是一个快速和非迭代椭圆拟合算法，代码是基于一本合适的数值稳定版本R. Halir and J. Flusser只是将数据中心，以进一步提高性能-This is a quick and non-iterative ellipse fitting algorithm code is based on an appropriate value stable version of R. Halir and J. Flusser just the data center, in order to fur