How to know whether the least squares approximation exitsts.

Context: Undergrad
Thread starter darthxepher
Start date Aug 1, 2010
Tags

Approximation Least squares Squares

Join the discussion

Registration is free. Ask a follow-up in this thread, or start your own.

1 reply · 2K views

darthxepher

Thread starter
Aug 1, 2010

How would one know when to find the least squares approximation?

Discussion

Physics news on Phys.org

Air-stable, ultrathin superconductors developed for more scalable quantum devices
Attosecond X-ray method maps early electron motions that trigger chemical reactions
'Spooky' particles transit DC suburbs, a step toward a quantum network

HallsofIvy

Science Advisor

Homework Helper

Aug 2, 2010

So now you have placed this in separate thread? Good.

An approximation to some value always exists. Whether it is a "good" approximation or not depends on your standard for "good".

How to know whether the least squares approximation exitsts.

Discussion

Undergrad Spinor calculus

Undergrad Matrix representation of rank-2 spinors

Undergrad Looking for a paper about spinors

Undergrad Why are these cycles disjoint and of equal length?

On the Moore–Penrose inverse from a banal linear algebra viewpoint

Undergrad Correct constructed example of Abelian Monoid?

Undergrad Correct state row entries in the following Sequential machine?

Insights Why Vector Spaces Explain The World: A Historical Perspective

Undergrad Quintic Polynomial Tschirnhaus Transform: Possible complex Bring Radicals

Insights Revisiting the Velocity-Time Function

Insights Remote Operated Gate Control System

Insights AI Enriched Problem Solving

Insights Thinking Outside The Box Versus Knowing What’s In The Box

Insights Why Entangled Photon-Polarization Qubits Violate Bell’s Inequality

Insights Quantum Entanglement is a Kinematic Fact, not a Dynamical Effect

How to know whether the least squares approximation exitsts.

Discussion

Similar threads

Graduate Least squares approximation: Is smaller normal distance always better?

Least squares approximation of a function?

What is the Geometric Approach to Proving Least Squares Approximation?

Finding the Curve with Least Squares Approximation: 15 hrs

Undergrad Least Squares Approx. for Life Expectancy

Find the least squares approximation

Chemistry How do I know whether a base is strong or not?

Undergrad How to know whether it is +,- g and +,- y in the kinematic equations?

How to know whether a given process is reversible?

How to know whether motion is simple harmonic motion or not?