On the basis of analyzing time sequence concept, logic and application, puts forward the space sequence concept, applies the wavelet analysis on space sequence concept.
分析了时间序列的概念,在逻辑和应用的基础上,提出了空间序列概念,并将小波分析应用于空间序列概念。
A system model of image sequence coding based on wavelet transform is established. Then a high data compression ratio is realized and satisfactorily reconstructed image can be obtained.
建立了基于小波变换的运动图像编码系统模型,实现了数据的高效压缩并得到了良好的恢复图像。
In this method, the original image 's feature is extracted by using wavelet transform and quantization. The feature information is changed into watermark by the chaotic sequence encryption.
该方法在一定的量化标准下利用小渡变换提取图象的特征信息,通过混沌序列对其加密生成数字水印。
The purpose of this paper is to develop a segmentation algorithm for digital image sequence based on spatiotemporal continuous wavelet transform(CWT).
从运动分析的角度出发,对所研究的图像序列,提出了一种基于空域—时域连续小波变换(CWT)的模糊分割算法。
M-band interpolatory wavelet packets is a sequence space spanned by dilation translates of a iterate function sequence obtained by a cardinal interpolation function.
带插值小波包是根据基插值函数建立的迭代函数序列进行伸缩平移的空间序列。
First the zero sequence transient current signal sampled is enhanced, and then the signal enhanced is decomposed by using wavelet packet analysis to realize faulty line detection.
首先对采样的零序暂态电流信号做增强处理,然后利用小波包分析方法进行故障选线。
The author introduces the basic principle and procedure of wavelet analysis and discusses the applicability of the log signal wavelet analysis in the high-resolution sequence stratigraphic division.
介绍了小波分析的基本原理和步骤,探讨了测井信号小波分析在高分辨率层序地层划分中的适用性及其意义。
In this paper, we employ wavelet networks for demodulation of DS CDMA(direct sequence code disivion multiple access) signals in a multi access environment.
本文将子波网络用于实现DSCDMA系统信道中多用户的信号检测。
The definition of wavelet analysis was introduced and the applicability of the logging data wavelet analysis by means of the high resolution sequence stratigraphy stratum was discussed.
阐明了小波分析的基本原理和步骤,探讨了测井信号小波分析在高分辨率层序地层划分中的适用性。
This paper borrows the idea from spread spectrum watermark, quantizes the wavelet transform coefficients the copyright protected image to produce a binary sequence, which is just the watermark.
本文的水印方法借助扩频水印的思想,通过量化函数对版权保护图像的小波变换系数进行量化,产生的二值序列作为水印。
Therefore, the deposition cycles and track sequence interfaces distinguished by 3d wavelet time frequency analysis method can be used to determine reservoir areas.
利用小波三维时频分析方法划分的沉积旋回和物性变化规律可以进行层序界面追踪,并进一步确定储层范围。
The original motion mask image can be extracted from the high frequency frames which resulting from temporal decomposition of the original video sequence by wavelet transform.
将视频序列进行时间轴一维小波变换,利用变换后的高频帧信息提取出初步的运动掩模图像;
Temporal change feature is extracted from the visual image sequence using temporal decomposition based on wavelet, which reflects the dynamical content variation at a pixel at any time.
在红外图像序列中,提取了反映局部区域运动相关性的相关特征。
The discrete wavelet transform decomposes a discrete time signal into an approximation sequence and a detail sequence at each level of resolution.
离散子波变换将离散时间信号分解为一系列分辨率下的离散逼近和离散细节。紧支的正交规范子波与完全重建正交镜象滤波器组相对应。
The discrete wavelet transform decomposes a discrete time signal into an approximation sequence and a detail sequence at each level of resolution.
离散子波变换将离散时间信号分解为一系列分辨率下的离散逼近和离散细节。紧支的正交规范子波与完全重建正交镜象滤波器组相对应。
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