Author Archives: Dave

Least Squares Trilateralization – 2D

Posted on January 22, 2011 by Dave

Trilateralization is basically a distance-distance intersection using two or more points and corresponding measurements from them to an unknown point. Working with just two points can yield 0, 1 or 2 solutions. Case 1: No Solutions Given Two points with … Continue reading →

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A Great Calculus Site

Posted on January 18, 2011 by Dave

While writing the next least squares post I needed to review some calculus and in doing so I found a great site to refresh my memory Visual Calculus

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Conformal Geometric Least Squares

Posted on January 17, 2011 by Dave

I expect this to be the first in a series of articles detailing geometric least squares. By geometric least squares I mean fitting measurements to equations, or coordinates to equations or a combination there of. Getting started we will assume that … Continue reading →

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Weighted / Non-weighted Quadratic Curve Fit to Point Set

Posted on January 10, 2011 by Dave

While reading Walking Randomly yesterday, I came about this post on polynomial fitting with MATLAB, which went along with something I was working on in MathCAD and the next thing I new I worked the problems long hand, figured I … Continue reading →

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Merging of Sites

Posted on January 7, 2011 by Dave

Greetings, if you were heading towards Model-This.com I apologize for the surprise redirect. As that I own and operate both sites with parallel topics I have decided to integrate both sites here. I apologize for any inconvenience; all the material … Continue reading →

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