- refactored

2022-06-30 13:32:40 +02:00
parent 77cd5261b1
commit 776932e5d1
144 changed files with 0 additions and 38 deletions
@@ -0,0 +1,53 @@
+## Copyright (C) 2017 Jens Ahrensfeld
+## 
+## This program is free software; you can redistribute it and/or modify it
+## under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 3 of the License, or
+## (at your option) any later version.
+## 
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+## 
+## You should have received a copy of the GNU General Public License
+## along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+## -*- texinfo -*- 
+## @deftypefn {Function File} {@var{retval} =} hmm_eval (@var{input1}, @var{input2})
+##
+## @seealso{}
+## @end deftypefn
+
+## Author: Jens Ahrensfeld <ahrensfeld@w2ess001vm>
+## Created: 2017-06-14
+
+function sv = hmm_eval (A, numIter)
+
+numStates = length(A)
+C = zeros(1,numStates);
+
+#A = rand(numStates, numStates)
+
+for s=1:numStates,
+	A(s,:) = A(s,:) ./ sum(A(s,:));
+	[AS(s,:), Ai(s,:)] = sort(A(s,:));
+	AC(s,:) = cumsum(AS(s,:));
+end
+
+A
+AC
+s=1;
+for n=1:numIter,
+	sv(n) = s;
+	stateProbs = AC(s,:);
+	z = rand();
+	c = find (z <= stateProbs);
+	s = Ai(s, c(1));
+	C(s) = C(s) + 1;
+end
+
+plot(1:numIter, sv, 'ro-'); grid;
+C=C/numIter
+
+endfunction