contourlet_transform

说明：  利用matlab绘制bragg光栅的反射谱，入射光谱范围为1548-1552(Bragg grating matlab rendering reflection of spectrum.The incident spectral range for 1548-1552.)

Differential PSK (DPSK) 􀂄 Inexpensive 􀂄 Quadrature Phase Shift Keying (QPSK) 􀂄 Twice as spectrally efficient than BPSK 􀂄 Offset QPSK (OQPSK) 􀂄 reduce envelope variation 􀂄 π/4 QPSK 􀂄 reduces envelope variations to a lesser extent than OQPSK can be noncoherently detected

CT等医学图像的分割及其三维重建的MATLAB源代码(Display-3D-Image)

说明：  几何均值分解程序，mmse和zf预编码参考程序。(Geometric mean decomposition process, mmse and zf Precoding reference program.)

关于半脆弱水印的几篇文章，其中包括小波变换的应用以及contourlet变换的应用等，涉及领域为半脆弱数字图像水印已经篡改检测。(Semi-fragile watermarking of several articles, including the application of wavelet transform and Contourlet transform application areas for semi-fragile digital image watermarking has tamper detection.)

电力电子中AC-AC交流调压电路在simulink中的仿真模型(Power electronics AC-AC AC voltage regulator circuit simulation model in simulink)

PCNN 灰度图像，图像分割matlab程序(PCNN_GrayImage_Segmentation)

说明：  有两个ARMA过程，其中信号1是宽带信号，信号2是窄带信号，分别用AR谱估计算法、ARMA谱估计算法和周期图法估计其功率谱。(There are two ARMA processes, in which signal 1 is a wideband signal and signal 2 is a narrowband signal. The power spectrum is estimated by AR spectrum estimation algorithm, ARMA spectrum estimation algorithm and periodogram method respectively.)

利用最小二乘算法实现对三维平面的拟合，有较好的参考价值，复化三点Gauss-lengend公式求pi，从先验概率中采样，计算权重，用于时频分析算法，使用matlab实现智能预测控制算法。

an artical about controller area protocol that i find on the net.