danxiangbankong

this ias uase in anay appacation

非常有用，采用DWT变换实现数字水印的嵌入和提取(Very useful, DWT transform was adopted to realize digital watermark embedding and extraction)

为了客观和定量的评价上述不同融合方法用于多聚焦图像融合的性能，根据图像自身统计特性对其进行评价，在无标准参考图像的情况下选取均清晰度即平均梯度、空间频域、信息熵、标准差四个参数综合评价各方法的融合性能(为了客观和定量的评价上述不同融合方法用于多聚焦图像融合的性能，根据图像自身统计特性对其进行评价[11,18]，本文在无标准参考图像的情况下选取均清晰度即平均梯度、空间频域、信息熵、标准差四个参数综合评价各方法的融合性能)

用于多目标追踪的基概率密度假设粒子滤波程序(matlab code for CPHD filter )

the plot of EEG power spectral values

喷泉码lt编码过程及验证程序，希望对大家有用(lt-code)

切比雪夫低通原型滤波器的设计元件值的提取和耦合系数的计算。并且给出S21和S11的响应曲线图(Chebyshev low-pass extraction and coupling coefficients calculated prototype filter design element values. S21 and S11, and gives the response graph)

change from rgb to pgm file, for facial recognition

基于BLACKMAN窗的自相关周期图法功率谱估计，希望对大家有所帮助。(BLACKMAN-based window autocorrelation Periodogram power spectrum estimation, we want to help.)

This function compute the sun position (zenith and azimuth angle at the observer location) as a function of the observer local time and position.