llsq_test

llsq_test, a MATLAB program which calls llsq() to solve the linear least squares (LLS) problem of finding the formula of a straight line y=a*x or y=a*x+b which minimizes the root-mean-square error to a set of N data points.

Licensing:

The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.

Related Data and Programs:

llsq, a MATLAB library which solves the simple linear least squares (LLS) problem of finding the formula of a straight line y=a*x or y=a*x+b which minimizes the root-mean-square (RMS) error to a set of N data points.

Source Code:

• llsq_test.m, calls all the tests.
• llsq_test_output.sh, runs all the tests.
• llsq_test.txt, the output file.
• llsq_test01.m, test using approximately linear data;
• llsq_test01.png
• llsq_test02.m, test using approximately quadratic data;
• llsq_test02.png
• llsq_test03.m, test llsq0;
• llsq_test03.png