Updated version following new revision of dsgelikelihood.m
git-svn-id: https://www.dynare.org/svn/dynare/trunk@3318 ac1d8469-bf42-47a9-8791-bf33cf982152time-shift
ratto
parent
e7adf28fbd
commit
16794e4ec9
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@ -1,4 +1,4 @@
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function [fval,llik,cost_flag,ys,trend_coeff,info] = DsgeLikelihood_hh(xparam1,gend,data,data_index,number_of_observations,no_more_missing_observations)
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function [fval,llik,cost_flag,ys,trend_coeff,info] = DsgeLikelihood(xparam1,gend,data,data_index,number_of_observations,no_more_missing_observations)
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% function [fval,cost_flag,ys,trend_coeff,info] = DsgeLikelihood(xparam1,gend,data,data_index,number_of_observations,no_more_missing_observations)
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% Evaluates the posterior kernel of a dsge model.
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%
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@ -38,283 +38,292 @@ function [fval,llik,cost_flag,ys,trend_coeff,info] = DsgeLikelihood_hh(xparam1,g
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% You should have received a copy of the GNU General Public License
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% along with Dynare. If not, see <http://www.gnu.org/licenses/>.
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global bayestopt_ estim_params_ options_ trend_coeff_ M_ oo_
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fval = [];
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ys = [];
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trend_coeff = [];
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llik = NaN;
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cost_flag = 1;
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nobs = size(options_.varobs,1);
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%------------------------------------------------------------------------------
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% 1. Get the structural parameters & define penalties
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%------------------------------------------------------------------------------
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if options_.mode_compute ~= 1 & any(xparam1 < bayestopt_.lb)
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k = find(xparam1 < bayestopt_.lb);
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fval = bayestopt_.penalty+sum((bayestopt_.lb(k)-xparam1(k)).^2);
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cost_flag = 0;
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info = 41;
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return;
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end
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if options_.mode_compute ~= 1 & any(xparam1 > bayestopt_.ub)
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k = find(xparam1 > bayestopt_.ub);
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fval = bayestopt_.penalty+sum((xparam1(k)-bayestopt_.ub(k)).^2);
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cost_flag = 0;
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info = 42;
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return;
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end
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Q = M_.Sigma_e;
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H = M_.H;
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for i=1:estim_params_.nvx
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global bayestopt_ estim_params_ options_ trend_coeff_ M_ oo_
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fval = [];
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ys = [];
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trend_coeff = [];
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cost_flag = 1;
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nobs = size(options_.varobs,1);
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llik=NaN;
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%------------------------------------------------------------------------------
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% 1. Get the structural parameters & define penalties
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%------------------------------------------------------------------------------
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if options_.mode_compute ~= 1 & any(xparam1 < bayestopt_.lb)
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k = find(xparam1 < bayestopt_.lb);
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fval = bayestopt_.penalty+sum((bayestopt_.lb(k)-xparam1(k)).^2);
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cost_flag = 0;
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info = 41;
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return;
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end
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if options_.mode_compute ~= 1 & any(xparam1 > bayestopt_.ub)
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k = find(xparam1 > bayestopt_.ub);
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fval = bayestopt_.penalty+sum((xparam1(k)-bayestopt_.ub(k)).^2);
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cost_flag = 0;
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info = 42;
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return;
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end
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Q = M_.Sigma_e;
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H = M_.H;
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for i=1:estim_params_.nvx
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k =estim_params_.var_exo(i,1);
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Q(k,k) = xparam1(i)*xparam1(i);
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end
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offset = estim_params_.nvx;
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if estim_params_.nvn
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end
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offset = estim_params_.nvx;
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if estim_params_.nvn
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for i=1:estim_params_.nvn
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k = estim_params_.var_endo(i,1);
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H(k,k) = xparam1(i+offset)*xparam1(i+offset);
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k = estim_params_.var_endo(i,1);
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H(k,k) = xparam1(i+offset)*xparam1(i+offset);
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end
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offset = offset+estim_params_.nvn;
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end
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if estim_params_.ncx
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end
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if estim_params_.ncx
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for i=1:estim_params_.ncx
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k1 =estim_params_.corrx(i,1);
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k2 =estim_params_.corrx(i,2);
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Q(k1,k2) = xparam1(i+offset)*sqrt(Q(k1,k1)*Q(k2,k2));
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Q(k2,k1) = Q(k1,k2);
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k1 =estim_params_.corrx(i,1);
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k2 =estim_params_.corrx(i,2);
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Q(k1,k2) = xparam1(i+offset)*sqrt(Q(k1,k1)*Q(k2,k2));
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Q(k2,k1) = Q(k1,k2);
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end
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[CholQ,testQ] = chol(Q);
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if testQ %% The variance-covariance matrix of the structural innovations is not definite positive.
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%% We have to compute the eigenvalues of this matrix in order to build the penalty.
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a = diag(eig(Q));
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k = find(a < 0);
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if k > 0
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fval = bayestopt_.penalty+sum(-a(k));
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cost_flag = 0;
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info = 43;
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return
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end
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if testQ %% The variance-covariance matrix of the structural innovations is not definite positive.
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%% We have to compute the eigenvalues of this matrix in order to build the penalty.
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a = diag(eig(Q));
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k = find(a < 0);
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if k > 0
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fval = bayestopt_.penalty+sum(-a(k));
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cost_flag = 0;
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info = 43;
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return
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end
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end
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offset = offset+estim_params_.ncx;
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end
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if estim_params_.ncn
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end
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if estim_params_.ncn
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for i=1:estim_params_.ncn
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k1 = options_.lgyidx2varobs(estim_params_.corrn(i,1));
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k2 = options_.lgyidx2varobs(estim_params_.corrn(i,2));
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H(k1,k2) = xparam1(i+offset)*sqrt(H(k1,k1)*H(k2,k2));
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H(k2,k1) = H(k1,k2);
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k1 = options_.lgyidx2varobs(estim_params_.corrn(i,1));
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k2 = options_.lgyidx2varobs(estim_params_.corrn(i,2));
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H(k1,k2) = xparam1(i+offset)*sqrt(H(k1,k1)*H(k2,k2));
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H(k2,k1) = H(k1,k2);
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end
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[CholH,testH] = chol(H);
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if testH
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a = diag(eig(H));
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k = find(a < 0);
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if k > 0
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fval = bayestopt_.penalty+sum(-a(k));
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cost_flag = 0;
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info = 44;
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return
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end
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a = diag(eig(H));
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k = find(a < 0);
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if k > 0
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fval = bayestopt_.penalty+sum(-a(k));
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cost_flag = 0;
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info = 44;
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return
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end
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end
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offset = offset+estim_params_.ncn;
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end
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if estim_params_.np > 0
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M_.params(estim_params_.param_vals(:,1)) = xparam1(offset+1:end);
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end
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M_.Sigma_e = Q;
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M_.H = H;
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%------------------------------------------------------------------------------
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% 2. call model setup & reduction program
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%------------------------------------------------------------------------------
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[T,R,SteadyState,info] = dynare_resolve(bayestopt_.restrict_var_list,...
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bayestopt_.restrict_columns,...
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bayestopt_.restrict_aux);
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if info(1) == 1 | info(1) == 2 | info(1) == 5
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fval = bayestopt_.penalty+1;
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cost_flag = 0;
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return
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elseif info(1) == 3 | info(1) == 4 | info(1) == 20
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fval = bayestopt_.penalty+info(2);%^2; % penalty power raised in DR1.m and resol already. GP July'08
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cost_flag = 0;
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return
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end
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bayestopt_.mf = bayestopt_.mf1;
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if ~options_.noconstant
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if options_.loglinear == 1
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constant = log(SteadyState(bayestopt_.mfys));
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else
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constant = SteadyState(bayestopt_.mfys);
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end
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else
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constant = zeros(nobs,1);
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end
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if bayestopt_.with_trend == 1
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end
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if estim_params_.np > 0
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M_.params(estim_params_.param_vals(:,1)) = xparam1(offset+1:end);
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end
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M_.Sigma_e = Q;
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M_.H = H;
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%------------------------------------------------------------------------------
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% 2. call model setup & reduction program
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%------------------------------------------------------------------------------
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[T,R,SteadyState,info] = dynare_resolve(bayestopt_.restrict_var_list,...
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bayestopt_.restrict_columns,...
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bayestopt_.restrict_aux);
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if info(1) == 1 || info(1) == 2 || info(1) == 5
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fval = bayestopt_.penalty+1;
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cost_flag = 0;
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return
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elseif info(1) == 3 || info(1) == 4 || info(1)==6 ||info(1) == 19 || info(1) == 20 || info(1) == 21
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fval = bayestopt_.penalty+info(2);
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cost_flag = 0;
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return
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end
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bayestopt_.mf = bayestopt_.mf1;
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if options_.noconstant
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constant = zeros(nobs,1);
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else
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if options_.loglinear
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constant = log(SteadyState(bayestopt_.mfys));
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else
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constant = SteadyState(bayestopt_.mfys);
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end
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end
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if bayestopt_.with_trend
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trend_coeff = zeros(nobs,1);
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t = options_.trend_coeffs;
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for i=1:length(t)
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if ~isempty(t{i})
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trend_coeff(i) = evalin('base',t{i});
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end
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if ~isempty(t{i})
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trend_coeff(i) = evalin('base',t{i});
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end
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end
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trend = repmat(constant,1,gend)+trend_coeff*[1:gend];
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else
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else
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trend = repmat(constant,1,gend);
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end
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start = options_.presample+1;
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np = size(T,1);
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mf = bayestopt_.mf;
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no_missing_data_flag = (number_of_observations==gend*nobs);
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%------------------------------------------------------------------------------
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% 3. Initial condition of the Kalman filter
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%------------------------------------------------------------------------------
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kalman_algo = options_.kalman_algo;
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if options_.lik_init == 1 % Kalman filter
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if kalman_algo ~= 2
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kalman_algo = 1;
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end
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Pstar = lyapunov_symm(T,R*Q*R',options_.qz_criterium,options_.lyapunov_complex_threshold);
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Pinf = [];
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elseif options_.lik_init == 2 % Old Diffuse Kalman filter
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if kalman_algo ~= 2
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kalman_algo = 1;
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end
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Pstar = options_.Harvey_scale_factor*eye(np);
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Pinf = [];
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elseif options_.lik_init == 3 % Diffuse Kalman filter
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if kalman_algo ~= 4
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kalman_algo = 3;
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end
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[QT,ST] = schur(T);
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e1 = abs(ordeig(ST)) > 2-options_.qz_criterium;
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[QT,ST] = ordschur(QT,ST,e1);
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k = find(abs(ordeig(ST)) > 2-options_.qz_criterium);
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nk = length(k);
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nk1 = nk+1;
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Pinf = zeros(np,np);
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Pinf(1:nk,1:nk) = eye(nk);
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Pstar = zeros(np,np);
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B = QT'*R*Q*R'*QT;
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for i=np:-1:nk+2
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if ST(i,i-1) == 0
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if i == np
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c = zeros(np-nk,1);
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else
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c = ST(nk1:i,:)*(Pstar(:,i+1:end)*ST(i,i+1:end)')+...
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ST(i,i)*ST(nk1:i,i+1:end)*Pstar(i+1:end,i);
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end
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q = eye(i-nk)-ST(nk1:i,nk1:i)*ST(i,i);
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Pstar(nk1:i,i) = q\(B(nk1:i,i)+c);
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Pstar(i,nk1:i-1) = Pstar(nk1:i-1,i)';
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else
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if i == np
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c = zeros(np-nk,1);
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c1 = zeros(np-nk,1);
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else
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c = ST(nk1:i,:)*(Pstar(:,i+1:end)*ST(i,i+1:end)')+...
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ST(i,i)*ST(nk1:i,i+1:end)*Pstar(i+1:end,i)+...
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ST(i,i-1)*ST(nk1:i,i+1:end)*Pstar(i+1:end,i-1);
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c1 = ST(nk1:i,:)*(Pstar(:,i+1:end)*ST(i-1,i+1:end)')+...
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ST(i-1,i-1)*ST(nk1:i,i+1:end)*Pstar(i+1:end,i-1)+...
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ST(i-1,i)*ST(nk1:i,i+1:end)*Pstar(i+1:end,i);
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end
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q = [eye(i-nk)-ST(nk1:i,nk1:i)*ST(i,i) -ST(nk1:i,nk1:i)*ST(i,i-1);...
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-ST(nk1:i,nk1:i)*ST(i-1,i) eye(i-nk)-ST(nk1:i,nk1:i)*ST(i-1,i-1)];
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z = q\[B(nk1:i,i)+c;B(nk1:i,i-1)+c1];
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Pstar(nk1:i,i) = z(1:(i-nk));
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Pstar(nk1:i,i-1) = z(i-nk+1:end);
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Pstar(i,nk1:i-1) = Pstar(nk1:i-1,i)';
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Pstar(i-1,nk1:i-2) = Pstar(nk1:i-2,i-1)';
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i = i - 1;
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end
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end
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if i == nk+2
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c = ST(nk+1,:)*(Pstar(:,nk+2:end)*ST(nk1,nk+2:end)')+ST(nk1,nk1)*ST(nk1,nk+2:end)*Pstar(nk+2:end,nk1);
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Pstar(nk1,nk1)=(B(nk1,nk1)+c)/(1-ST(nk1,nk1)*ST(nk1,nk1));
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end
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Z = QT(mf,:);
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R1 = QT'*R;
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[QQ,RR,EE] = qr(Z*ST(:,1:nk),0);
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k = find(abs(diag([RR; zeros(nk-size(Z,1),size(RR,2))])) < 1e-8);
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if length(k) > 0
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k1 = EE(:,k);
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dd =ones(nk,1);
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dd(k1) = zeros(length(k1),1);
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Pinf(1:nk,1:nk) = diag(dd);
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end
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end
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if kalman_algo == 2
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no_correlation_flag = 1;
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if length(H)==1
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H = zeros(nobs,1);
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else
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if all(all(abs(H-diag(diag(H)))<1e-14))% ie, the covariance matrix is diagonal...
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H = diag(H);
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else
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no_correlation_flag = 1;
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end
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end
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end
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kalman_tol = options_.kalman_tol;
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riccati_tol = options_.riccati_tol;
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mf = bayestopt_.mf1;
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Y = data-trend;
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%------------------------------------------------------------------------------
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% 4. Likelihood evaluation
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%------------------------------------------------------------------------------
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if (kalman_algo==1)% Multivariate Kalman Filter
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if no_missing_data_flag
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[LIK, lik] = kalman_filter(T,R,Q,H,Pstar,Y,start,mf,kalman_tol,riccati_tol);
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else
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[LIK, lik] = ...
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missing_observations_kalman_filter(T,R,Q,H,Pstar,Y,start,mf,kalman_tol,riccati_tol, ...
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data_index,number_of_observations,no_more_missing_observations);
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end
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if isinf(LIK)
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kalman_algo = 2;
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end
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end
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if (kalman_algo==2)% Univariate Kalman Filter
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if no_correlation_flag
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[LIK, lik] = univariate_kalman_filter(T,R,Q,H,Pstar,Y,start,mf,kalman_tol,riccati_tol,data_index,number_of_observations,no_more_missing_observations);
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else
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[LIK, lik] = univariate_kalman_filter_corr(T,R,Q,H,Pstar,Y,start,mf,kalman_tol,riccati_tol,data_index,number_of_observations,no_more_missing_observations);
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end
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end
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if (kalman_algo==3)% Multivariate Diffuse Kalman Filter
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if no_missing_data_flag
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data1 = data - trend;
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if any(any(H ~= 0))
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[LIK, lik] = DiffuseLikelihoodH1_Z(ST,Z,R1,Q,H,Pinf,Pstar,data1,start);
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else
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[LIK, lik] = DiffuseLikelihood1_Z(ST,Z,R1,Q,Pinf,Pstar,data1,start);
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end
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if isinf(LIK)
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kalman_algo = 4;
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end
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else
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error(['The diffuse filter is not yet implemented for models with missing observations'])
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end
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end
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if (kalman_algo==4)% Univariate Diffuse Kalman Filter
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data1 = data - trend;
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if any(any(H ~= 0))
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if ~estim_params_.ncn
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[LIK, lik] = DiffuseLikelihoodH3_Z(ST,Z,R1,Q,H,Pinf,Pstar,data1,trend,start);
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else
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[LIK, lik] = DiffuseLikelihoodH3corr_Z(ST,Z,R1,Q,H,Pinf,Pstar,data1,trend,start);
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end
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else
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[LIK, lik] = DiffuseLikelihood3_Z(ST,Z,R1,Q,Pinf,Pstar,data1,start);
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end
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end
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if imag(LIK) ~= 0
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likelihood = bayestopt_.penalty;
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else
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likelihood = LIK;
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end
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% ------------------------------------------------------------------------------
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% Adds prior if necessary
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% ------------------------------------------------------------------------------
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lnprior = priordens(xparam1,bayestopt_.pshape,bayestopt_.p6,bayestopt_.p7,bayestopt_.p3,bayestopt_.p4);
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fval = (likelihood-lnprior);
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options_.kalman_algo = kalman_algo;
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llik=[-lnprior; lik(start:end)];
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end
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start = options_.presample+1;
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||||
np = size(T,1);
|
||||
mf = bayestopt_.mf;
|
||||
no_missing_data_flag = (number_of_observations==gend*nobs);
|
||||
%------------------------------------------------------------------------------
|
||||
% 3. Initial condition of the Kalman filter
|
||||
%------------------------------------------------------------------------------
|
||||
kalman_algo = options_.kalman_algo;
|
||||
if options_.lik_init == 1 % Kalman filter
|
||||
if kalman_algo ~= 2
|
||||
kalman_algo = 1;
|
||||
end
|
||||
Pstar = lyapunov_symm(T,R*Q*R',options_.qz_criterium,options_.lyapunov_complex_threshold);
|
||||
Pinf = [];
|
||||
elseif options_.lik_init == 2 % Old Diffuse Kalman filter
|
||||
if kalman_algo ~= 2
|
||||
kalman_algo = 1;
|
||||
end
|
||||
Pstar = options_.Harvey_scale_factor*eye(np);
|
||||
Pinf = [];
|
||||
elseif options_.lik_init == 3 % Diffuse Kalman filter
|
||||
if kalman_algo ~= 4
|
||||
kalman_algo = 3;
|
||||
end
|
||||
[QT,ST] = schur(T);
|
||||
e1 = abs(ordeig(ST)) > 2-options_.qz_criterium;
|
||||
[QT,ST] = ordschur(QT,ST,e1);
|
||||
k = find(abs(ordeig(ST)) > 2-options_.qz_criterium);
|
||||
nk = length(k);
|
||||
nk1 = nk+1;
|
||||
Pinf = zeros(np,np);
|
||||
Pinf(1:nk,1:nk) = eye(nk);
|
||||
Pstar = zeros(np,np);
|
||||
B = QT'*R*Q*R'*QT;
|
||||
for i=np:-1:nk+2
|
||||
if ST(i,i-1) == 0
|
||||
if i == np
|
||||
c = zeros(np-nk,1);
|
||||
else
|
||||
c = ST(nk1:i,:)*(Pstar(:,i+1:end)*ST(i,i+1:end)')+...
|
||||
ST(i,i)*ST(nk1:i,i+1:end)*Pstar(i+1:end,i);
|
||||
end
|
||||
q = eye(i-nk)-ST(nk1:i,nk1:i)*ST(i,i);
|
||||
Pstar(nk1:i,i) = q\(B(nk1:i,i)+c);
|
||||
Pstar(i,nk1:i-1) = Pstar(nk1:i-1,i)';
|
||||
else
|
||||
if i == np
|
||||
c = zeros(np-nk,1);
|
||||
c1 = zeros(np-nk,1);
|
||||
else
|
||||
c = ST(nk1:i,:)*(Pstar(:,i+1:end)*ST(i,i+1:end)')+...
|
||||
ST(i,i)*ST(nk1:i,i+1:end)*Pstar(i+1:end,i)+...
|
||||
ST(i,i-1)*ST(nk1:i,i+1:end)*Pstar(i+1:end,i-1);
|
||||
c1 = ST(nk1:i,:)*(Pstar(:,i+1:end)*ST(i-1,i+1:end)')+...
|
||||
ST(i-1,i-1)*ST(nk1:i,i+1:end)*Pstar(i+1:end,i-1)+...
|
||||
ST(i-1,i)*ST(nk1:i,i+1:end)*Pstar(i+1:end,i);
|
||||
end
|
||||
q = [eye(i-nk)-ST(nk1:i,nk1:i)*ST(i,i) -ST(nk1:i,nk1:i)*ST(i,i-1);...
|
||||
-ST(nk1:i,nk1:i)*ST(i-1,i) eye(i-nk)-ST(nk1:i,nk1:i)*ST(i-1,i-1)];
|
||||
z = q\[B(nk1:i,i)+c;B(nk1:i,i-1)+c1];
|
||||
Pstar(nk1:i,i) = z(1:(i-nk));
|
||||
Pstar(nk1:i,i-1) = z(i-nk+1:end);
|
||||
Pstar(i,nk1:i-1) = Pstar(nk1:i-1,i)';
|
||||
Pstar(i-1,nk1:i-2) = Pstar(nk1:i-2,i-1)';
|
||||
i = i - 1;
|
||||
end
|
||||
end
|
||||
if i == nk+2
|
||||
c = ST(nk+1,:)*(Pstar(:,nk+2:end)*ST(nk1,nk+2:end)')+ST(nk1,nk1)*ST(nk1,nk+2:end)*Pstar(nk+2:end,nk1);
|
||||
Pstar(nk1,nk1)=(B(nk1,nk1)+c)/(1-ST(nk1,nk1)*ST(nk1,nk1));
|
||||
end
|
||||
Z = QT(mf,:);
|
||||
R1 = QT'*R;
|
||||
[QQ,RR,EE] = qr(Z*ST(:,1:nk),0);
|
||||
k = find(abs(diag([RR; zeros(nk-size(Z,1),size(RR,2))])) < 1e-8);
|
||||
if length(k) > 0
|
||||
k1 = EE(:,k);
|
||||
dd =ones(nk,1);
|
||||
dd(k1) = zeros(length(k1),1);
|
||||
Pinf(1:nk,1:nk) = diag(dd);
|
||||
end
|
||||
end
|
||||
if kalman_algo == 2
|
||||
end
|
||||
kalman_tol = options_.kalman_tol;
|
||||
riccati_tol = options_.riccati_tol;
|
||||
mf = bayestopt_.mf1;
|
||||
Y = data-trend;
|
||||
%------------------------------------------------------------------------------
|
||||
% 4. Likelihood evaluation
|
||||
%------------------------------------------------------------------------------
|
||||
if (kalman_algo==1)% Multivariate Kalman Filter
|
||||
if no_missing_data_flag
|
||||
[LIK, lik] = kalman_filter(T,R,Q,H,Pstar,Y,start,mf,kalman_tol,riccati_tol);
|
||||
else
|
||||
[LIK, lik] = ...
|
||||
missing_observations_kalman_filter(T,R,Q,H,Pstar,Y,start,mf,kalman_tol,riccati_tol, ...
|
||||
data_index,number_of_observations,no_more_missing_observations);
|
||||
end
|
||||
if isinf(LIK)
|
||||
kalman_algo = 2;
|
||||
end
|
||||
end
|
||||
if (kalman_algo==2)% Univariate Kalman Filter
|
||||
no_correlation_flag = 1;
|
||||
if length(H)==1 & H == 0
|
||||
H = zeros(nobs,1);
|
||||
else
|
||||
if all(all(abs(H-diag(diag(H)))<1e-14))% ie, the covariance matrix is diagonal...
|
||||
H = diag(H);
|
||||
else
|
||||
no_correlation_flag = 0;
|
||||
end
|
||||
end
|
||||
if no_correlation_flag
|
||||
[LIK, lik] = univariate_kalman_filter(T,R,Q,H,Pstar,Y,start,mf,kalman_tol,riccati_tol,data_index,number_of_observations,no_more_missing_observations);
|
||||
else
|
||||
[LIK, lik] = univariate_kalman_filter_corr(T,R,Q,H,Pstar,Y,start,mf,kalman_tol,riccati_tol,data_index,number_of_observations,no_more_missing_observations);
|
||||
end
|
||||
end
|
||||
if (kalman_algo==3)% Multivariate Diffuse Kalman Filter
|
||||
if no_missing_data_flag
|
||||
[LIK, lik] = diffuse_kalman_filter(ST,R1,Q,H,Pinf,Pstar,Y,start,Z,kalman_tol, ...
|
||||
riccati_tol);
|
||||
else
|
||||
[LIK, lik] = missing_observations_diffuse_kalman_filter(ST,R1,Q,H,Pinf, ...
|
||||
Pstar,Y,start,Z,kalman_tol,riccati_tol,...
|
||||
data_index,number_of_observations,...
|
||||
no_more_missing_observations);
|
||||
end
|
||||
if isinf(LIK)
|
||||
kalman_algo = 4;
|
||||
end
|
||||
end
|
||||
if (kalman_algo==4)% Univariate Diffuse Kalman Filter
|
||||
no_correlation_flag = 1;
|
||||
if length(H)==1 & H == 0
|
||||
H = zeros(nobs,1);
|
||||
else
|
||||
if all(all(abs(H-diag(diag(H)))<1e-14))% ie, the covariance matrix is diagonal...
|
||||
H = diag(H);
|
||||
else
|
||||
no_correlation_flag = 0;
|
||||
end
|
||||
end
|
||||
if no_correlation_flag
|
||||
[LIK, lik] = univariate_diffuse_kalman_filter(ST,R1,Q,H,Pinf,Pstar,Y, ...
|
||||
start,Z,kalman_tol,riccati_tol,data_index,...
|
||||
number_of_observations,no_more_missing_observations);
|
||||
else
|
||||
[LIK, lik] = univariate_diffuse_kalman_filter_corr(ST,R1,Q,H,Pinf,Pstar, ...
|
||||
Y,start,Z,kalman_tol,riccati_tol,...
|
||||
data_index,number_of_observations,...
|
||||
no_more_missing_observations);
|
||||
end
|
||||
end
|
||||
if imag(LIK) ~= 0
|
||||
likelihood = bayestopt_.penalty;
|
||||
else
|
||||
likelihood = LIK;
|
||||
end
|
||||
% ------------------------------------------------------------------------------
|
||||
% Adds prior if necessary
|
||||
% ------------------------------------------------------------------------------
|
||||
lnprior = priordens(xparam1,bayestopt_.pshape,bayestopt_.p6,bayestopt_.p7,bayestopt_.p3,bayestopt_.p4);
|
||||
fval = (likelihood-lnprior);
|
||||
options_.kalman_algo = kalman_algo;
|
||||
llik=[-lnprior; lik(start:end)];
|
||||
|
|
|
|||
Loading…
Reference in New Issue