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Speaker Recognition using MFCC and Improved Weighted Vector Quantization Algorithm

机译:使用MFCC和改进的加权矢量量化算法的说话人识别

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Speaker recognition is one of the most essential tasks in the signal processing which identifies a person from characteristics of voices. In this paper we accomplish speaker recognition using Mel-frequency Cepstral Coefficient (MFCC) with Weighted Vector Quantization algorithm. By using MFCC, the feature extraction process is carried out. It is one of the nonlinear cepstral coefficient functions. Then the pattern matching is accomplished by evaluating the similarity of the unknown speaker and the trained models from the database. For this process, weighted vector quantization is proposed that takes into account the correlations between the known models in the database. Experimentations express that the new methodologies provide higher accuracy and it can observe the correct speaker even from shorter speech samples more reliably.
机译:说话人识别是信号处理中最重要的任务之一,该信号处理可以根据语音特征来识别人。在本文中,我们使用Mel-频率倒谱系数(MFCC)和加权矢量量化算法来完成说话人识别。通过使用MFCC,执行特征提取过程。它是非线性倒谱系数函数之一。然后,通过评估未知说话者与数据库中训练好的模型的相似性来完成模式匹配。对于此过程,提出了加权矢量量化,其中考虑了数据库中已知模型之间的相关性。实验表明,新方法提供了更高的准确性,即使从更短的语音样本中也能观察到正确的说话人。

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