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[Core/Ref] Multiclass NMS: Fix vector initialization #27157

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merged 4 commits into from
Oct 24, 2024
Merged

[Core/Ref] Multiclass NMS: Fix vector initialization #27157

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8805d01
Initialize vector to exact size
t-jankowski Oct 17, 2024
f8dcc5d
Merge remote-tracking branch 'upstream/master' into tj/reference/mult…
t-jankowski Oct 21, 2024
3253d38
Merge remote-tracking branch 'upstream/master' into tj/reference/mult…
t-jankowski Oct 22, 2024
313f794
Merge remote-tracking branch 'upstream/master' into tj/reference/mult…
t-jankowski Oct 23, 2024
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3 changes: 1 addition & 2 deletions src/core/reference/src/op/multiclass_nms.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -48,7 +48,6 @@ static float intersectionOverUnion(const Rectangle& boxI, const Rectangle& boxJ,
// start: start index along axis "M"
template <class T>
std::vector<T> slice_image(const T* data, const Shape& data_shape, const int64_t start, const int64_t item_num) {
std::vector<T> slice_data;
const auto class_num = data_shape[0];
const auto item_size = (data_shape.size() == 3) ? data_shape[2] : 1;

Expand All @@ -57,7 +56,7 @@ std::vector<T> slice_image(const T* data, const Shape& data_shape, const int64_t
"Invaid inputs as it is trying to slice data out of range.");

const auto row_num = item_num * item_size;
slice_data.reserve(class_num * row_num);
std::vector<T> slice_data(static_cast<size_t>(class_num * row_num));
T* item_data = slice_data.data();
T* src = const_cast<T*>(data + start * item_size);
for (size_t i = 0; i < class_num; i++) {
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