view toolboxes/FullBNT-1.0.7/bnt/potentials/@cpot/enter_cts_evidence_pot.m @ 0:e9a9cd732c1e tip

first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
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function pot = enter_cts_evidence_pot(pot, Y, y)
% function pot = enter_cts_evidence_pot(pot, Y, y) (cpot)

ns = sparse(1, max(pot.domain));
ns(pot.domain) = pot.sizes;

X = mysetdiff(pot.domain, Y);
[hx, hy, KXX, KXY, KYX, KYY] = partition_matrix_vec(pot.h, pot.K, X, Y, ns);
pot.g = pot.g + hy'*y - 0.5*y'*KYY*y;
if ~isempty(X)
  pot.h = hx - KXY*y;
  pot.K = KXX;
end

pot.sizes(find_equiv_posns(Y,pot.domain)) = 0;