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ony summout a group of rand vars if they not appear in another position on the parfactor

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This commit is contained in:
Tiago Gomes 2012-05-05 23:11:32 +01:00
parent 8e75ef3073
commit 9d5801ef7f
1 changed files with 14 additions and 1 deletions
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15
packages/CLPBN/clpbn/bp/FoveSolver.cpp
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@ -190,9 +190,22 @@ SumOutOperator::validOp (
if (isToEliminate (*pfIters[0], group, query) == false) { if (isToEliminate (*pfIters[0], group, query) == false) {
return false; return false;
} }
unordered_map<unsigned, unsigned> groupToRange; unordered_map<unsigned, unsigned> groupToRange;
for (unsigned i = 0; i < pfIters.size(); i++) { for (unsigned i = 0; i < pfIters.size(); i++) {
int fIdx = (*pfIters[i])->indexOfGroup (group); const ProbFormulas& formulas = (*pfIters[i])->arguments();
int fIdx = -1;
for (unsigned j = 0; j < formulas.size(); j++) {
if (formulas[j].group() == group) {
if (fIdx != -1) {
// only summout a group of rand vars if they don't
// appear in another position on the factor
return false;
} else {
fIdx = j;
}
}
}
if ((*pfIters[i])->argument (fIdx).contains ( if ((*pfIters[i])->argument (fIdx).contains (
(*pfIters[i])->elimLogVars()) == false) { (*pfIters[i])->elimLogVars()) == false) {
return false; return false;