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multifocus
- 针对同一场景可见光与红外图像的融合问题,提出了一种新的多尺度对比度塔图像融合方法. 该方法 利用对比度金字塔数据结构得到图像的多分辨序列,采用基于视觉特性的融合算子在图像的相应各级上融 合源图像的细节,再通过金字塔逆变换重构出最终融合图像. 这种图像处理方法具自适应性,不随各自输入 图像的灰度特性而改变,同时增强了融合图像的对比度,产生了较好的视觉处理效果.-for the same scene of visible and infrared images of integratio
matlab
- 应用Matlab2009a对离散时间信号进行处理，比如傅里叶变换及其逆变换-Application Matlab2009a of discrete-time signal processing, such as Fourier transform and its inverse, etc.
ch2
- 第2章 信号变换 67 2.1 Z变换及MATLAB实现 67 2.1.1 Z变换的定义 68 2.1.2 Z变换的收敛域 68 2.1.3 Z逆变换 70 2.1.4 Z变换的性质 72 2.1.5 Z变换的工程应用 74 2.2 Chirp Z变换及MATLAB实现 77 2.2.1 Chirp Z变换的定义 77 2.2.2 Chirp Z变换的计算方法 79 2.2.3 Chirp Z变换的MATLAB实现 80 2.3 离散傅里叶变换及MAT
floatiwt
- 97浮点小波反变换，反变换时坐标的对准是关键-97 floating-point wavelet inverse transform, inverse transform the coordinates at the time is the key
Fast_Fourier_Transform
- 快速傅里叶变换 可以计算并且仿真出图片等，里面包括三角变换、逆变换等。-Fast Fourier Transform And simulation can be calculated, such as a picture, which includes the triangular transform, inverse transform and so on.
matlec7
- Every signal can be written as a sum of sinusoids with di® erent amplitudes and frequencies. The MATLAB command to compute the Fourier Transform and its inverse are respectively ® t and i® t
soft-barron-s60
- Coefficients a and b control the low and high frequency ranges that the watermark affects. Because of the watermark invariant properties, we embed the watermark only in the Fourier descr iptor magnitude. We use the inverse Fourier transform of the Fo
laplace
- S. Boyd EE102 Lecture 3 The Laplace transform ² de¯ nition & examples ² properties & formulas { linearity { the inverse Laplace transform { time scaling { exponential scaling { time delay { derivative { integral {
Communication-theory-design
- 数字基带通信系统的设计，实现了AMI、HDB3、和CMI码的变换和反变换。包含了PCM编解码的部分。-Digital baseband communication system design, implementation of AMI, HDB3, and CMI code transform and inverse transform. Contains part of the PCM codec.
fretran
- 傅里叶反变换IFFT，很多人有傅里叶变换，但没有傅里叶反变换，这里提供。-Inverse Fourier transform
temperature
- 采用逆傅里叶变换方法数值求解热传导的温度场-Inverse Fourier transform method for the numerical solution of heat conduction of the temperature field
matlab-homework2
- 设某信号 , N=20, 其中， 为白噪声。 求: 编程实现信号的DFT及其反DFT变换，画出原始信号、幅频特性和反变换后信号的曲线。 -Let a signal, N = 20, which, for the white noise. Demand: programming signal DFT and its inverse DFT transform, draw the original signal, the amplitude-frequency characteristic
TWO_DCT_IDCT
- 二维离散余弦反变换，整个频域到时域的转换，加深对数字信号处理的理解-Two-dimensional inverse discrete cosine transform, the entire frequency domain to time domain conversion, and deepen the understanding of the digital signal processingTwo-dimensional discrete cosine transform, the fr
61
- 提出了一种结合SVD的小波变换方法，对其在外弹道测量数据中的野值剔除进行了研究。对观测数据进行小波分解，将小波分解后的近似分量和细节分量组合实现相空间重构，作为SVD方法的输入观测矩阵，根据奇异 熵增量准则，对奇异值进行筛选，根据SVD逆变换重构原信号。这一方法克服了Hankel矩阵相空间构建方法数据 端点失真问题。以小波分解后分量重构的相空间可以满足正交性，进一步提高了SVD进行数据降噪和野值检测的精度。仿真数据和试验数据处理结果证明了这一方法的有效性。-Proposed a meth
Hough-transform
- 這篇是在講說用霍夫轉換和反霍夫轉換，裡面也提到其他功能，例如，BPLR RRWM+PROG,結果就是利用投票結果來判斷 霍夫和反霍夫轉換特徵提取的功能是最好的-This is speaking with the Hough transform and inverse Hough transform, which is also referred to other functions, such as, BPLR RRWM+PROG, the result is the use of voting
LN05_Fall2013_IBI_CT
- The Fourier Transform of a projection at angle θ is a line in the Fourier transform of the image at the same angle. If (l, θ) are sampled sufficiently dense, then from g (l, θ) we essentially know F(u,v) (on the polar coordinate), and by inverse tran
proposed_16
- FFT 4 stage radix 2 A fast Fourier transform is an algorithm to compute the discrete Fourier transform and its inverse. A Fourier transform converts time to frequency and vice versa-FFT 4 stage radix 2 A fast Fourier transform is an algorithm to com
dct_and_idct
- 离散余弦变换和离散余弦反变换的介绍，以及两者之间的区别-Introduce the discrete cosine transform and inverse discrete cosine transform, and the difference between the two
base-band
- 基带传输：欲传送的0、1比特流 + 码型变换 +基带成型网络（采用升余弦滚降系统或者部分响应系统）+信道+码型反变换+0、1比特流。-Baseband transmission: 0,1 bitstream+ pattern to be transmitted baseband conversion+ forming network (using the cosine roll-off system or partial response system)+ channel+ pattern in
LBP
- 线性反投影算法（Linear Back Projection，简称 LBP）又称累加法，是最早使用的一种简单（ECT图像重建）成像算法。它将通过某点的所有投影射线进行累加，再反向估算出该点的密度值。从成像观点分析，它是不完全的雷登逆变换（完整的雷登逆变换包括微分、希尔伯特变换、反投影和归一化等步骤）。-Linear back projection algorithm (Linear Back Projection, referred LBP), also known as cumulative