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Question
Help needed to set proper curve fitting constraints for a comprehensive solution for fitting data to custom models
Hello, Trying to fit a custom model to my data but unable to get any results. So far tried playing with a bunch of curve fittin...
21 days ago | 2 answers | 0
2
answersQuestion
number format inconsistency between '"format shortE" and "format default"
Why does using "format shortE" gives incorrect value for X? X should just be a identity lambda= [3*1i 0;0 3*1i] K = diag(2*p...
1 year ago | 0 answers | 0
0
answersQuestion
2×0 empty double matrix
trying to calculate a function with matrix arguments and matrix output: Question 1: is the following code the right way to do it...
1 year ago | 1 answer | 0
1
answerSolved
Create an anti-identity matrix
Create an anti-identity matrix of given dimension. Examples n = 2 A = [0 1; 1 0] n = 3 A = [0 0 1; 0 1 0; 1 0 0...
1 year ago
Question
colorbar not working?
clc; close all; clear; x = -1:2/511:1; [X,Y] = meshgrid(x); R = sqrt(X.^2 + Y.^2); Phi = atan2(X,Y); Z = zeros(512,...
2 years ago | 1 answer | 0
1
answerQuestion
least square fit "lsqcurvefit" not good enough?
Hi All, Trying to solve "K_a" by least square fitting an equation "func" to a dataset "backgroundImpIm". Bu when I plot them to...
2 years ago | 1 answer | 0
1
answerQuestion
error: matrix dimensions must agree
Hi I am banging my head over this least square curve fitting even when following the simplest procedure I found. The error says...
2 years ago | 2 answers | 0
