Article | REF: AF4515 V1

Inverse methods and parameter estimation. Part 1

Authors: Daniel PETIT, Denis MAILLET

Publication date: January 10, 2008, Review date: October 21, 2019

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3. Inversion of a linear model: the case of finite-dimensional estimation

3.1 Solving the ordinary least squares problem

When there are n measurements stored in a vector y, subject to measurement error and the model is linear, we can write vectorially :

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Inversion of a linear model: the case of finite-dimensional estimation