fft

Rotate Image by a degree

高维非线性数据维数约减，局部线性嵌入算法(Dimension reduction of the higher dimensional nonlinear data，locally linear embedding. )

说明：  神经网络与matlab7的实现 配套资料下载 .m格式(neural network and the realization matlab7 supporting information downloaded. M format)

小波分析 多尺度一维小波分解 对一维小波系数进行单支重构(Wavelet analysis，One-dimensional multi-scale wavelet decomposition Wavelet coefficients of a Single-dimensional reconstruction )

WSN定位算法MDS-MAP的MATLAB程序，可以根据自己组网的参数需要修改，直接可以运行得到结果。是一个可供学习的好资源。(MATLAB WSN localization algorithm MDS-MAP program. The networking parameters can be modified. The codes can be directly run. It is a good resource for learning.)

带matlab界面的FIR滤波器窗化设计，应用fft实现序列通过数字滤波器。(With matlab interface window of FIR filter design, FFT is applied to implement sequence through the digital filter.)

随机序列产生程序(用乘同余法产生随机数)(random sequences generated (by using the same method I have a random number))

this good documents explain how make a good compression for jpg picture

经典和现代到达角估计的方法的一个概览性文档，很有参考价值，英文文献(Classical and modern methods of DOA estimation of an overview of the document, useful and English literature)

卷积码的编码实现以及维特比译码实现，其中函数用c编写(A matlab+mex implementation of a convolutional encoder and a Viterbi decoder)