core/vnl/algo/vnl_fit_parabola.h File Reference

Function to fit a parabola to three point to predict the centre line. More...

Go to the source code of this file.

Functions
void	vnl_fit_parabola (double xa, double xb, double xc, double fa, double fb, double fc, double &p, double &q)
	Fit a parabola so as to estimate the position of the centre line.

---

Detailed Description

Function to fit a parabola to three point to predict the centre line.

Author:

Tim Cootes

Date:

Feb 2007

    Modifications
   

Definition in file vnl_fit_parabola.h.

---

Function Documentation

void vnl_fit_parabola	(	double	xa,
		double	xb,
		double	xc,
		double	fa,
		double	fb,
		double	fc,
		double &	p,
		double &	q
	)		[inline]

Fit a parabola so as to estimate the position of the centre line.

The centre (maxima or minima) lies at xb + p/q. If q is near zero, then the parabola is nearly flat

Definition at line 18 of file vnl_fit_parabola.h.