基于小波变换的核磁共振测井信号去噪算法设计

Instrument Technique and Sensor(2011)

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Abstract
文中在分析核磁共振测井仪应用特点和回波信号的数学模型基础上,提出了一种基于小波变换的信号去噪算法。实验证明,该算法除了计算量小外,还具备相位失真小、对数据量的依赖少、对信号比的改善显著、均方根误差小等优点,较其他算法(如时间平均,IIR)具有明显的优势,非常适合应用在核磁共振测井仪中。
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RMSE,SNR,NMR,tromsform wavelet
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