Least-squares line fitting: Difference between revisions
From JSXGraph Wiki
A WASSERMANN (talk | contribs) No edit summary |
A WASSERMANN (talk | contribs) No edit summary |
||
| Line 44: | Line 44: | ||
brd.create('circle',[ [xm,ym], r]); | brd.create('circle',[ [xm,ym], r]); | ||
alert([xm,ym,r].toString()); | //alert([xm,ym,r].toString()); | ||
/* | /* | ||
// Having constructed the points, we can fit a line described | // Having constructed the points, we can fit a line described | ||
Revision as of 11:19, 7 November 2010
This little JXSGraph application finds the line - described by homogeneous coordinates [a,b,c] - that minimizes
- [math]\displaystyle{ \sum_{i=1}^n (ax_i+by_i+cz_i)^2. }[/math]
Coming soon...
