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-rw-r--r--src/ipa/ipu3/algorithms/af.cpp14
1 files changed, 4 insertions, 10 deletions
diff --git a/src/ipa/ipu3/algorithms/af.cpp b/src/ipa/ipu3/algorithms/af.cpp
index f243aceb..addf98af 100644
--- a/src/ipa/ipu3/algorithms/af.cpp
+++ b/src/ipa/ipu3/algorithms/af.cpp
@@ -360,20 +360,14 @@ double Af::afEstimateVariance(Span<const y_table_item_t> y_items, bool isY1)
double mean;
double var_sum = 0;
- for (auto y : y_items) {
- if (isY1)
- total += y.y1_avg;
- else
- total += y.y2_avg;
- }
+ for (auto y : y_items)
+ total += isY1 ? y.y1_avg : y.y2_avg;
mean = total / y_items.size();
for (auto y : y_items) {
- if (isY1)
- var_sum += pow(y.y1_avg - mean, 2);
- else
- var_sum += pow(y.y2_avg - mean, 2);
+ double avg = isY1 ? y.y1_avg : y.y2_avg;
+ var_sum += pow(avg - mean, 2);
}
return var_sum / y_items.size();