<ul><li>AudioSet is a large dataset used for audio tagging, containing 2 million samples labeled with 527 event categories.</li><li>Inconsistencies in the annotations of AudioSet lead to mislabeling of positive categories as negative.</li><li>Hierarchical Label Propagation (HLP) is applied to address this issue.</li><li>HLP increases the number of positive labels per audio clip and improves the performance of different model architectures.</li></ul>

Hierarchical Label Propagation: A Model-Size-Dependent Performance Booster for AudioSet Tagging

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