Search found 3 matches

by tsnowfield
Thu Jan 10, 2013 5:36 pm
Forum: Estimation
Topic: parameter estimation with Kalman Filter
Replies: 16
Views: 17376

Re: parameter estimation with Kalman Filter

You have a singular matrix during estimation. Try playing with starting values. It may be that your model is simply badly specified and is truly singular at all coefficient values though.
I changed the start value and now it is working, thanks !!!
by tsnowfield
Thu Jan 10, 2013 3:34 pm
Forum: Estimation
Topic: parameter estimation with Kalman Filter
Replies: 16
Views: 17376

Re: parameter estimation with Kalman Filter

Should: @signal lcl1=exp(-C(1)*(1/12))*sv1+sv2+C(6)*(1/12)-(1-exp(-C(1)*(1/12)))*(C(3)/C(1))+(1/2)*(1-exp(-2*C(1)*(1/12)))*((C(2)*C(2))/(2*C(1)))+(1/2)*(C(4)*C(4)*1/12)+ (1-exp(-1*C(1)*(1/12)))*C(7)*C(2)*C(4)/C(1)+[ename=e3] be: @signal lcl1=exp(-C(1)*(1/12))*sv1+sv2+C(6)*(1/12)-(1-exp(-C(1)*(1/12)...
by tsnowfield
Thu Jan 10, 2013 2:31 pm
Forum: Estimation
Topic: parameter estimation with Kalman Filter
Replies: 16
Views: 17376

parameter estimation with Kalman Filter

Hi I’m trying to make a Sspace model to estimate the state variable and parameter of the Smith & Schwartz (2000) two-factor price model. I’m using data from WTI future contract with maturity in 1,6,12,18 and 24 months. Eviews is reporting a syntax error in my code: “(1-exp(-C(1)*(1/12)))*C(7)*C(...

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