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- wavelet transform model 小波变换模型
- A content-based watermarking model based on discrete wavelet transform (DWT) is presented. 摘要提出一种小波域基于图像内容的局部化自适应数字水印算法。
- A flexible and adjustable human visual information abstracting model is presented,which is based on the wavelet transform. 提出一种基于子波变换的灵活可调的人类视觉信息提取模型,用于人造视网膜模型研究。
- This paper proposes a multistate document segmentation method based on wavelet transform and the hidden Markov tree (HMT) model. 该文基于小波域多状态隐马尔科夫树(HMT)模型,引入一种新的文本分割方法。
- Objective Apply wavelet transform to denoise medical image. 摘要目的利用小波变换进行医学图像去噪。
- Denoising analysis of OTDR data based on wavelet transform[J]. 引用该论文 王韶波;李康;孔繁敏;吴涛.
- Methods of signal processing in LIA based on wavelet transform[J]. 引用该论文 杨兴林;王华岑;徐铁铮;李劲.
- The wavelet transform has shown great prospects in the signal preprocessing, and produces more robust model with little deviation. 小波变换用于近红外预处理,提取有用信息,消除背景干扰,可以提高近红外的分析精度和模型稳健性;
- A new nonliner long-range prediction model is proposed based on the wavelet transform and wavelet neural network in the paper. 采用小波分析与人工神经网络相结合的方法,进行了一种新的非线性长期预报模型研究。
- Method Improved periodogram (Welch procedure),AR model and Wavelet transform techniques were used to detect the Spontaneous otoacoustic emissions signal. 方法采用改进的周期图法、AR模型及小波变换方法,研究自发耳声发射信号的检测算法。
- By using wavelet transform, the emission of HHG in different time is obtained. 利用小波变换,观察了高次谐波在不同时刻的发射情况。
- In order to reveal the evolutionary law of RCE time series process, a forecasting model with the wavelet transform and the BP neural network combined together is established. 为研究参考作物腾发量在时间尺度上的分布规律,提出了一种基于小波变换与人工神经网络相结合的参考作物腾发量预测模型。
- In this paper, wavelet transform with nonlinear scale (NWT) is introduced. 我们介绍了一种非线性尺度小波变换(Wavelettransformwithnonlinearscale,NWT)。
- Usually,wavelet transform module maximum accords with saltation points. 小波变换模的极值点常对应于信号突变点。
- The wavelet transform is used to analyze some voltage signals what it detected. 利用小波变换对所检测到的电压信号进行了分析。
- Finally, the fused image was reconstructed through inverse wavelet transform. 最后,通过小波逆变换得到融合图像。
- Wavelet transform is an efficient mathematical tool for singularity detection. 小波变换是检测信号奇异点的种有效的数学工具。
- Objective Compressing medical images in DICOM format by wavelet transform. 目的利用小波变换实现对医学DICOM图像压缩。
- Wavelet transform is of good localization property in signal analysis. 小波变换在信号分析中具有良好的局部化特性。
- The thesis based on random fractal theory, utilizing fractional Brownian motion model, using R/S analysis technique and wavelet transform method to estimate Hurst exponent which dep. 基于随机分形理论,采用分数布朗运动模型,应用R/S分析技术和基于小波变换的谱参数估计方法计算地震道信号的赫斯特指数。