资源列表
lesson48
- OpenGL的例子,色彩变换,阴影变换,形状圆柱和椭圆-OpenGL example, color transform Cylindrical and elliptical shape
triangle
- make a simple triangle with matlab
rectangle
- make a simple rectangle with matlab
cc
- 时延估计的互相关算法,可用于matlab,能对任意wave文件使用-cross-correlation algorithm
gradation
- gradation between white and black
wav_process
- 通过对音频数据进行简单的幅度变换和截取操作,存储为新的wav文件-Through a simple audio data conversion and truncation magnitude stored as a new wav file
zuidasiranguji
- 最大似然估计的matlab程序,一个比较常用的数字信号处理程序刚才没传上-Maximum likelihood estimation of the matlab program, a commonly used digital signal processing program did not pass
circle
- Make a simple circle with matlab
fcm
- 图像处理是matlab非常重要的应用领域,使用它编程能够实现许多用途。-Matlab image processing is a very important field of application programming can be achieved using it for many purposes.
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- 2.利用FFT对信号进行谱分析 对于连续信号xa(t)=cos(2πf1t) +5cos(2πf2t) +cos(2πf3t) ,其中f1=6.5kHz, f2=7kHz, f3=9kHz, 以采样频率fs=32 kHz对其进行采样, (1)对xa(t) 信号采集16点样本,分别作16点和补零到256点的FFT,并分别绘出对应的幅频特性曲线。 (2)对xa(t)信号采集256点样本,分别作256点和512点的FFT,并分别绘出对应的幅频特性曲线。 (3)比较(1)和(2)
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- 1.对于两个序列:x(n)=n R16(n),h(n)=R8(n) (1)在同一图形窗口中绘出两序列的时域图形。 (2)利用FFT编程计算两序列的线性卷积,绘出的时域图形。 -1. For two sequences: x (n) = n R16 (n), h (n) = R8 (n) (1) draw the two sequences in the same time-domain graphics window graphics. (2) calculation of
SIFT-copy-move-detection
- matlab 提取SIFT特征,并完成特征点的匹配以实现复制粘贴篡改检测-Extract SIFT features of the image and match the keypoint to detect the cony-move fogery
