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Merge pull request #2607 from lissyx/fix-silences

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Don't OOV_SCORE on empty prefix
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lissyx 2020-01-02 15:07:47 +01:00 committed by GitHub
commit 48401e96fd
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1 changed files with 1 additions and 3 deletions
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4
native_client/ctcdecode/ctc_beam_search_decoder.cpp
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@ -169,9 +169,7 @@ DecoderState::decode() const
if (ext_scorer_ != nullptr) {
for (size_t i = 0; i < beam_size_ && i < prefixes_copy.size(); ++i) {
auto prefix = prefixes_copy[i];
if (prefix->is_empty()) {
scores[prefix] = OOV_SCORE;
} else if (!ext_scorer_->is_scoring_boundary(prefix->parent, prefix->character)) {
if (!ext_scorer_->is_scoring_boundary(prefix->parent, prefix->character)) {
float score = 0.0;
std::vector<std::string> ngram = ext_scorer_->make_ngram(prefix);
bool bos = ngram.size() < ext_scorer_->get_max_order();