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digitalimagedealing
- 用VC做的图象处理程序,包括对比度拉伸,傅立叶变换,离散余弦变换,维纳滤波等等。-VC do image processing procedures, including tensile contrast, Fourier transform, discrete cosine transform, and so on Wiener filter.
work_collection
- 一些比较基本的程序,适合初学者。有AMI的码型编码、升余弦的频谱分析、多径信道的处理等等。-some of the more basic procedures for beginners. AMI is the code-coding, or cosine of spectrum analysis, multi-path channel processing and so on.
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
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
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
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 syn
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
yuxuanhanshubiaodesheji
- 余弦函数表的设计 1、摘要:使用查表法查找输入角度的余弦函数值。 2、参考资料: IBM-PC汇编语言程序设计(第二版) (汇编语言课程设计)-cosine function of the design of a table, Abstract : Checking find the cosine angle input function. 2, reference materials : IBM-PC Assembly
117790CoxMwk_UY
- 一个基于离散余弦变换的水印算法的matlab程序(嵌入、提取)-one based on discrete cosine transform the watermark algorithm Matlab (embedding and extraction)
523
- 实现2维快速离散余弦变换,包含位图文件的拆解和封装,变换结果的查看,游程编码-achieve rapid two-dimensional discrete cosine transform, the document contains bitmap disassembling and packaging and transform the results of the check, RIc
2DDCT
- 实现快速离散余弦变换的C代码。用在2 维图形压缩处理的预先处理-fast discrete cosine transform C code. Using the two-dimensional graphics compression pre-treatment
jpegtool_matlab
- 关于利用离散余弦变换DCT的jpeg压缩的matlab源程序,简单实用,也有注释,很好读。-on the use of discrete cosine transform DCT jpeg compression Matlab source, simple and practical, the Notes have a good time.
imageimpose
- 数字图像矩阵数据的显示及其傅立叶变换 二维离散余弦变换的图像压缩 采用灰度变换的方法增强图像的对比度 直方图均匀化 模拟图像受高斯白噪声和椒盐噪声的影响 采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 图像的自适应魏纳滤波 运用5种不同的梯度增强法进行图像锐化 图像
jpegcodedecode
- 这是JPEG压缩编码,c++实现,其中有离散余弦变化,由程编码等-This is the JPEG compression, c realization of a discrete cosine which changes from the way coding
mod_qpsk
- QPSK调制matlab程序 包括基带成型滤波器 (升余弦滤波器)-QPSK modulation Matlab procedures including baseband shaping filter (or cosine filter)