搜索资源列表
MatlababoutDCT
- 离散余弦变换(D iscrete Cosine Transform )简称D CT,是一种实数域变换,其变换核为实数的余弦函数,除了具有一般的正交变换性质外,它的变换阵的基向量能很好地描述图像信号的相关特征,所以在图像信号的变换中,D CT变换被认为是一种准最佳变换。 -discrete cosine transform (D iscrete Cosine Transform) referred D CT it is a real domain transform, transform it
dct_tansform
- 图象处理 离散余弦变换 用于图象处理 图象处理 离散余弦变换 用于图象处理-image processing discrete cosine transform image processing for image processing discrete cosine transform for image processing
dwt_image
- 灰度图像离散余弦变换水印算法matlab源程序-gray image watermarking Discrete Cosine Transform algorithm Matlab source
953893dct1_embed
- 关于数字水印的一些代码 基于离散余弦变换 -on digital watermarking code based on the Discrete Cosine Transform
cosinexp123
- 1.分别利用计算法和查表法产生1000Hz的余弦波信号，并使用示波器观测产生信号的频率和幅度。 2.利用计算法产生其他非正弦类周期信号波形，如周期矩形波、三角波、锯齿波等。-1. Each calculation method and the use of look-up table method have 1000Hz the cosine wave signal, Oscilloscope observation and the use of the generated signal f
drawcos
- 画余弦函数,只画了四分之一,有兴趣还可以扩展-painting cosine function, only the fourth painting, are also interested in expansion
PeHcos
- 升余弦信号通过理想信道的误码率计算和绘制误码率曲线-or cosine signal through the ideal channel bit error rate calculation and mapping BER curves
ad_DCT
- verilog 编程 有测试文档 基于查表结构实现 离散余弦变换dct 来源：opencores -Verilog Programming is based on the test documents Lookup structure for a discrete cosine transform Extra Source : opencores
DDS_VERILOG
- 本例给出了DDS的VERIOG的程序事例,可发生正弦\\余弦等波形,适应与通信方面的硬件实现!-the cases presented DDS VERIOG procedures example, can occur sine \\ cosine wave such as, Adaptation and communications hardware realization!
dct_p
- 这是用VHDL语言(硬件描述语言)写的一个二维 8*8块的离散余弦变换(DCT)以及反变换(IDCT).全同步设计,低门数.可以用于多媒体及打印应用领域.-VHDL (hardware descr iption language) wrote a two-dimensional 8 * 8 discrete cosine transform (D CT) and the anti-transform (IDCT). fully synchronous design, low gate cou
GraphicDCT
- 其功能是实现对图象的DCT(离散余弦变化)变化,包含原始图和变化后的结果以及C代码-its function is to achieve the right image DCT (discrete cosine change) change, containing the original map and change the outcome of the C code
dctidct
- 用于ti c55x dsp的静止图像jpeg算法中的正向余弦变幻的实现 -ti c55x DSP for the static image jpeg algorithm forward to achieve changes in the cosine
basicbiancheng
- 有若干基础算法，像对比度拉伸，傅里叶变换，均值滤波，离散余弦变换，图像镜像，细化，维纳滤波，直方图均衡-some basic algorithms, such as contrast stretching, Fourier transform, mean filtering, discrete cosine transform, image mirroring, Refinement, Wiener filtering, histogram equalization
VC_ImageProcessing
- 《Visual C++数字图像获取、处理及实践应用》杨枝灵、王开等编著。内容：第4章 图像增强（对比度增强、灰度变换法、直方图修整法、图像平滑、图像锐化、伪彩色和假彩色增强）；第5章 图像复原（逆滤波复原、维纳滤波方法）；第6章 图像处理中的正交变换（傅立叶变换、离散余弦变换（DCT）、沃尔什变换、基于特征向量的变换、霍特林（Hotelling）变换、SVD变换、小波变换、Mallat算法）；第7章 图像压缩编码（霍夫曼（Huffman）编码、算术编码、游程编码（Run Length Codin
cosines_transation
- 对图像进行离散余弦变换处理（图像变换）的源代码，编译后的可执行文件须带参数运行。-images of discrete cosine transform (Image Transform), the source code, the compiled executable file must bring operating parameters.
shengyuxian
- 这是升余弦滚降系统，包括时域波形，付氏变换，功率普分析，以及眼图，很有用的-Raised Cosine system, including time-domain waveform, Fourier transform, power & P analysis, and eye diagram, a very useful
eyes
- 升余弦滚降波形的眼图及功率谱。滚降系数 。发送码元取值为0、2。-Raised Cosine waveform eye and power spectrum. Roll-off coefficient. This code value for 0,2 billion.
multiroutes
- 信道是多径信道,升余弦滚降 ，取样时间无偏差的信道特性,与波形功率谱,与误码率仿真-Channel is multipath channel or Cosine, sampling time without deviation channel characteristics, and power spectral waveform, with BER simulation
DCTdemo
- DCT离散余弦变换演示。源代码+测试图片 -DCT discrete cosine transform demonstration. Photo source code testing
VC-DCT
- DCT离散余弦快速变换，可用于图象处理及音频信号处理-fast DCT discrete cosine transform, can be used for image processing and audio signal processing