Remove de index_resample.m file used in the auxiliary particle filter and replaced by reample.m
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function resampling_index = index_resample(particles,weights,ParticleOptions)
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% Resamples particles.
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%@info:
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%! @deftypefn {Function File} {@var{indx} =} resample (@var{weights}, @var{method})
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%! @anchor{particle/resample}
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%! @sp 1
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%! Resamples particles.
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%! @sp 2
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%! @strong{Inputs}
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%! @sp 1
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%! @table @ @var
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%! @item weights
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%! n*1 vector of doubles, particles' weights.
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%! @item method
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%! string equal to 'residual' or 'traditional'.
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%! @end table
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%! @sp 2
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%! @strong{Outputs}
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%! @sp 1
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%! @table @ @var
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%! @item indx
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%! n*1 vector of intergers, indices.
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%! @end table
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%! @sp 2
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%! @strong{This function is called by:}
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%! @sp 1
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%! @ref{particle/sequantial_importance_particle_filter}
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%! @sp 2
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%! @strong{This function calls:}
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%! @sp 1
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%! @ref{residual_resampling}, @ref{traditional_resampling}
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%! @sp 2
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%! @end deftypefn
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%@eod:
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% Copyright (C) 2013 Dynare Team
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%
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% This file is part of Dynare.
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%
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% Dynare is free software: you can redistribute it and/or modify
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% it under the terms of the GNU General Public License as published by
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% the Free Software Foundation, either version 3 of the License, or
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% (at your option) any later version.
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%
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% Dynare is distributed in the hope that it will be useful,
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% but WITHOUT ANY WARRANTY; without even the implied warranty of
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% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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% GNU General Public License for more details.
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%
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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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defaultmethod = 1; % For residual based method set this variable equal to 0.
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if defaultmethod
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if ParticleOptions.resampling.method.kitagawa
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resampling_index = traditional_resampling(particles,weights,rand);
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elseif ParticleOptions.resampling.method.stratified
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resampling_index = traditional_resampling(particles,weights,rand(size(weights)));
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else
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error('Unknow sampling method!')
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end
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else
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if ParticleOptions.resampling.method.kitagawa
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resampled_particles = residual_resampling(particles,weights,rand);
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elseif ParticleOptions.resampling.method.stratified
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resampled_particles = residual_resampling(particles,weights,rand(size(weights)));
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else
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error('Unknown sampling method!')
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end
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end
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