Compensating the Speech Features via Discrete Cosine Transform for Robust Speech Recognition (基於離散餘弦轉換之語音特徵的強健性補償法)

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Knowledge Triples

Source Entity	Relationship	Target Entity
Discrete Cosine Transform Method	appliesTo	Speech Features Material
Discrete Cosine Transform Method	improves	Noise Robustness Metric
Error Reduction Rate Metric	measures	Noise Robustness Metric
Noise Robustness Metric	evaluatedIn	Aurora 2 Database Material