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- W2394441569 abstract "Firstly,psychoacoustic model is introduced into watermark embedding and extraction process as the guidance of selecting and seeking the appropriate frequency domain for watermark embedding and extraction,and on this basis,a watermarking algorithm with audio frequency domain sub-band energy quantized is proposed.In this algorithm,the global masking thresholds of each key frequency domain are calculated frame by frame with psychological model and the results are taken as references,several key sub-bands are selected for watermark embedding.The embedding method adopts energy-based quantization method." @default.
- W2394441569 created "2016-06-24" @default.
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- W2394441569 date "2010-01-01" @default.
- W2394441569 modified "2023-09-24" @default.
- W2394441569 title "Audio watermarking algorithm with quantized frequency domain energy based on psychoacoustic model" @default.
- W2394441569 hasPublicationYear "2010" @default.
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