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Contourlet
- Contourlet变换的实现源码。相关理论可参考:Do M N, Vetterli M. \"The contourlet transform: an efficient directional multiresolution image representation\" [J]. Image Processing, IEEE Transactions on, 2005, 14 (12): 2091-2106.
JPEG2000_006.pdf
- 本文提出了一种基于提升算法的高效JPEG2000二维离散小波变换(2D—DWT)~ 结构，将边界延拓内嵌于离散小波变换过程中，减少了所需的内存空间和功耗。采用W 扫描输入方式和行列并行处理结构，加快了变换速度，大大提高了小波变换的效率。整个二维离散小波变换结构已经通过FPGA硬件仿真验证。-This paper presents a highly efficient algorithm based on lifting JPEG2000 two-dimensional discrete wave
cai
- The dual-tree complex wavelet transform a new efficient tool for image restoration and enhancement
Wavelets-in-Medical-Image-Processing
- Wavelet transforms and other multi-scale analysis functions have been used for compact signal and image representations in denoising, compression and feature detection processing problems for about twenty years. Numerous research works have proven th
contourlet_txform
- Contourlet小波经典文献:The Contourlet Transform: An Efficient Directional Multiresolution Image Representation-The Contourlet Transform: An Efficient Directional Multiresolution Image Representation
10.1.1.56.6511
- Adaptive Wavelet Image Compression This report describes the Adaptive Wavelet Image Compression (AWIC) algorithm in detail. This is a fast, efficient image compression technique which often produces better image quality than JPEG, the current i
Dissertation-priliminary
- This file contains basic hardware implementation of DWT based watermarking system. It also gives hardware efficient procedure for lifting based wavelet scheme.
Texture-Segmentation-Algorithm
- 引入二值图像的升高变换,并结合小波变换提出一种IC 图像纹理分割算法. 在纹理分割过程中,首先对IC 图像进行小波分解并对二值化后的近视部分进行升高变换,然后利用原图像信息识别出不同纹理,分割出不同区域. 实验表明,该算法快速、高效,具有很好的实用性.-The introduction of higher binary image transformation, combined with wavelet transform is proposed IC image texture segmen
2
- his paper presents a reversible data hiding method based on wavelet spread spectrum and histogram modification. Using the spread spectrum scheme, we embed data in the coefficients of integer wavelet transform in high frequency subbands. The pse
Wavelet--analysis
- 小波分析 经典 实用 快速高效 非常适合非平稳信号分析-Wavelet analysis classic practical rapid efficient is very suitable for non-stationary signal analysis
pca-and-inverse_pca-functions
- PCA正变换、逆变换子函数，函数精简、高效。在主函数中可以直接调用，注意在使用时应仔细阅读代码，根据实际情况正确选择子函数的返回值，保证使用正确。-PCA transformation, inverse transform subroutines, functions, streamlined and efficient. You can directly call the main function, attention should be used to read the code care
pxc3883820
- Brain tumors are created by abnormal and uncontrolled cell division in brain itself. If the growth becomes more than 50 , then the patient is not able to recover. So the detection of brain tumor needs to be fast and accurate. The objective of this pa
myqueue_1.1
- An efficient priority queue implementation in C-An efficient priority queue implementation in C++
test
- 利用matlab，对线卷积、圆卷积、overlap_add、overlap_save四种方式的时间效率进行对比，输出所用时间。 简单浅显易懂，适合初学者-Use matlab, on line convolution, convolution round, overlap_add, overlap_save time-efficient four-way comparison, the output of the time spent. Simple and easy to understa
DFT
- 图像的DFT、FFT变换，高效快捷,可以运用在医学图像处理中，也可以改进图片质量-DFT, image FFT transform, fast and efficient
WaveShow
- 介绍了采用离散傅立叶变换（DFT）实现对采样得到的波形数据文件进行频谱分析的一般方法，并且为了提高运算效率、节省中间存储单元，最终采用了 时间抽选奇偶分解 的 库利-图基算法 实现快速离散傅立叶变换，对采样数据进行了高效的频谱分析，并用Microsoft Visual C++ 6.0编写实现-Introduced the discrete Fourier transform (DFT) is a general method of the spectrum anal
Savitzky-Golay filter
- Savitzky-Golay滤波是一种工程应用数据处理中高效的滤波方法，能同时得到平滑后的数据和数据梯度。(Savitzky-Golay filter is an efficient filtering method in engineering application data processing, which can simultaneously obtain the smoothed data and data gradient.)