CN112927710A - 一种基于无监督方式的电力变压器工况噪声分离方法 - Google Patents
一种基于无监督方式的电力变压器工况噪声分离方法 Download PDFInfo
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- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
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- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
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CN1524258A (zh) * | 2001-05-25 | 2004-08-25 | ʵ | 把音频信号分割成听觉事件 |
US20100169105A1 (en) * | 2008-12-29 | 2010-07-01 | Youngtack Shim | Discrete time expansion systems and methods |
CN102081928A (zh) * | 2010-11-24 | 2011-06-01 | 南京邮电大学 | 基于压缩感知和k-svd的单通道混合语音分离方法 |
CN103973134A (zh) * | 2013-01-30 | 2014-08-06 | 广东美的制冷设备有限公司 | 直流电源装置及提高其功率因数的pwm脉冲控制方法 |
CN104457972A (zh) * | 2014-11-28 | 2015-03-25 | 长城汽车股份有限公司 | 车用空调器的噪音检测方法、系统及车辆 |
CN104964738A (zh) * | 2015-06-10 | 2015-10-07 | 国家电网公司 | 一种基于噪声分离的电力变压器噪声评估方法 |
CN105181122A (zh) * | 2015-08-06 | 2015-12-23 | 兰州理工大学 | 机械振动信号数据压缩采集方法 |
CN106847301A (zh) * | 2017-01-03 | 2017-06-13 | 东南大学 | 一种基于压缩感知和空间方位信息的双耳语音分离方法 |
US20200020347A1 (en) * | 2017-03-31 | 2020-01-16 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and methods for processing an audio signal |
CN107240404A (zh) * | 2017-06-08 | 2017-10-10 | 福建省电力勘测设计院 | 用于预制舱式变电站的降噪方法 |
CN110335617A (zh) * | 2019-05-24 | 2019-10-15 | 国网新疆电力有限公司乌鲁木齐供电公司 | 一种变电站中的噪音分析方法 |
CN110246512A (zh) * | 2019-05-30 | 2019-09-17 | 平安科技(深圳)有限公司 | 声音分离方法、装置及计算机可读存储介质 |
CN110426569A (zh) * | 2019-07-12 | 2019-11-08 | 国网上海市电力公司 | 一种变压器声信号降噪处理方法 |
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Inventor after: Zhang Ke Inventor after: Yang Kejun Inventor after: Lu Jianfeng Inventor after: Huang Wenli Inventor after: Wang Chenglong Inventor before: Zhang Ke Inventor before: Yang Kejun Inventor before: Huang Wenli Inventor before: Wang Chenglong |