Re: [Math] Straight Line Problem Jacobian Verification

2015-08-06 Thread Ole Ersoy
Ooops - Never mind - crossed my calculus wires for a sec there - sorry for the noise, Ole On 08/06/2015 05:30 PM, Ole Ersoy wrote: Hi Guys, Reviewing the org.apache.commons.math4.fitting.leastsquares.StraightLineProblem (f(x) = ax + b). For the jacobian we have: // Partial de

[Math] Straight Line Problem Jacobian Verification

2015-08-06 Thread Ole Ersoy
Hi Guys, Reviewing the org.apache.commons.math4.fitting.leastsquares.StraightLineProblem (f(x) = ax + b). For the jacobian we have: // Partial derivative wrt "a". jacobian[i][0] = p[0]; // Partial derivative wrt "b". jacobian[i][1] = 1; Should