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在许多领域,比如通讯、自动测试与控制、机械故障检测与诊断,特别是在语音信号处理与识别等领域中,从原始信号中提取包络信息注往是十分重
In many areas, such as communications, automatic test and control, mechanical fault detection and diagnostics, especially in the areas of speech signal processing and recognition, the extraction of envelope information from the original signal is intriguing