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This commit is contained in:
Ricardo Montañana Gómez
2025-03-03 10:56:20 +01:00
parent 11155463b9
commit 7bc8633ed1
2 changed files with 36 additions and 33 deletions
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5
Makefile
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@@ -37,6 +37,11 @@ setup: ## Install dependencies for tests and coverage
pip install gcovr; \
fi
dest ?= ${HOME}/bin
main: ## Build the main target
@cmake --build $(f_release) -t b_main --parallel
@cp $(f_release)/src/b_main $(dest)
dest ?= ${HOME}/bin
install: ## Copy binary files to bin folder
@echo "Destination folder: $(dest)"

64
src/experimental_clfs/Xaode.hpp
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@@ -211,48 +211,48 @@ namespace platform {
// (2) p(x_i=si | c) => classFeatureProbs_
int idx, sf;
double denom, countVal, p;
// for (int feature = 0; feature < nFeatures_; ++feature) {
// sf = states_[feature];
// for (int c = 0; c < statesClass_; ++c) {
// denom = classCounts_[c] * sf;
// if (denom <= 0.0) {
// // fallback => uniform
// for (int sf_value = 0; sf_value < sf; ++sf_value) {
// idx = (featureClassOffset_[feature] + sf_value) * statesClass_ + c;
// classFeatureProbs_[idx] = 1.0 / sf;
// }
// } else {
// for (int sf_value = 0; sf_value < sf; ++sf_value) {
// idx = (featureClassOffset_[feature] + sf_value) * statesClass_ + c;
// countVal = classFeatureCounts_[idx];
// p = ((countVal + SMOOTHING / (statesClass_ * states_[feature])) / (totalCount + SMOOTHING));
// classFeatureProbs_[idx] = p;
// }
// }
// }
// }
double alpha = SMOOTHING;
for (int feature = 0; feature < nFeatures_; ++feature) {
int sf = states_[feature];
sf = states_[feature];
for (int c = 0; c < statesClass_; ++c) {
double denom = classCounts_[c] + alpha * sf; // typical Laplace smoothing denominator
if (classCounts_[c] <= 0.0) {
denom = classCounts_[c] * sf;
if (denom <= 0.0) {
// fallback => uniform
for (int sf_value = 0; sf_value < sf; ++sf_value) {
int idx = (featureClassOffset_[feature] + sf_value) * statesClass_ + c;
idx = (featureClassOffset_[feature] + sf_value) * statesClass_ + c;
classFeatureProbs_[idx] = 1.0 / sf;
}
} else {
for (int sf_value = 0; sf_value < sf; ++sf_value) {
int idx = (featureClassOffset_[feature] + sf_value) * statesClass_ + c;
double countVal = classFeatureCounts_[idx];
// standard NB with Laplace alpha
double p = (countVal + alpha) / denom;
idx = (featureClassOffset_[feature] + sf_value) * statesClass_ + c;
countVal = classFeatureCounts_[idx];
p = ((countVal + SMOOTHING / (statesClass_ * states_[feature])) / (totalCount + SMOOTHING));
classFeatureProbs_[idx] = p;
}
}
}
}
// double alpha = SMOOTHING;
// for (int feature = 0; feature < nFeatures_; ++feature) {
// int sf = states_[feature];
// for (int c = 0; c < statesClass_; ++c) {
// double denom = classCounts_[c] + alpha * sf; // typical Laplace smoothing denominator
// if (classCounts_[c] <= 0.0) {
// // fallback => uniform
// for (int sf_value = 0; sf_value < sf; ++sf_value) {
// int idx = (featureClassOffset_[feature] + sf_value) * statesClass_ + c;
// classFeatureProbs_[idx] = 1.0 / sf;
// }
// } else {
// for (int sf_value = 0; sf_value < sf; ++sf_value) {
// int idx = (featureClassOffset_[feature] + sf_value) * statesClass_ + c;
// double countVal = classFeatureCounts_[idx];
// // standard NB with Laplace alpha
// double p = (countVal + alpha) / denom;
// classFeatureProbs_[idx] = p;
// }
// }
// }
// }
// getCountFromTable(int classVal, int pIndex, int childIndex)
// (3) p(x_j=sj | c, x_i=si) => data_(i,si,j,sj,c)
@@ -260,8 +260,7 @@ namespace platform {
double pccCount, pcCount, ccCount;
double conditionalProb, oppositeCondProb;
int part1, part2, p1, part2_class, p1_class;
for (int parent = nFeatures_ - 1; parent >= 0; --parent) {
// for (int parent = 3; parent >= 3; --parent) {
for (int parent = 1; parent < nFeatures_; ++parent) {
for (int sp = 0; sp < states_[parent]; ++sp) {
p1 = featureClassOffset_[parent] + sp;
part1 = pairOffset_[p1];
@@ -269,8 +268,7 @@ namespace platform {
// int parentStates = states_[parent];
for (int child = parent - 1; child >= 0; --child) {
// for (int child = 2; child >= 2; --child) {
for (int child = 0; child < parent; ++child) {
for (int sc = 0; sc < states_[child]; ++sc) {
part2 = featureClassOffset_[child] + sc;
part2_class = part2 * statesClass_;