wavelet_synth

This directory includes matlab interface of the curvelet transform using usfft. Basic functions fdct_usfft.m -- forward curvelet transform afdct_usfft.m -- adjoint curvelet transform ifdct_usfft.m -- inverse curvelet transform fdct_usfft_param.m -- returns the location of each curvelet in phase-space Useful tools fdct_usfft_dispcoef.m -- returns a matrix contains all curvelet coefficients fdct_usfft_pos2idx.m -- for fixed scale and fixed direction, returns the curvelet which is closest to a certain point on the image Demos fdct_usfft_demo_basic.m -- display the shape of a curvelet fdct_usfft_demo_recon.m -- partial reconstruction using curvelet fdct_usfft_demo_disp.m -- display all the curvelet coefficients of an image fdct_usfft_demo_denoise.m -- image denoising using curvelet(This directory includes matlab interface of the curvelet transform using usfft. Basic functions fdct_usfft.m-- forward curvelet transform afdct_usfft.m-- adjoint curvelet transform ifdct_usfft.m-- inverse curvelet transform fdct_usfft_param.m-- returns the location of each curvelet in phase-space Useful tools fdct_usfft_dispcoef.m-- returns a matrix contains all curvelet coefficients fdct_usfft_pos2idx.m-- for fixed scale and fixed direction, returns the curvelet which is closest to a certain point on the image Demos fdct_usfft_demo_basic.m-- display the shape of a curvelet fdct_usfft_demo_recon.m-- partial reconstruction using curvelet fdct_usfft_demo_disp.m-- display all the curvelet coefficients of an image fdct_usfft_demo_denoise.m-- image denoising using curvelet)

本文介绍了数字喷泉码的编译码原理，LT码和Raport码的，最后的LT码的仿真。非常有用的，适合初学者了解学习！(This paper describes Decoding Principles of digital fountain codes, LT codes and Raport yards, and finally the LT code simulation. Very useful for beginners to understand learning)

线性卡尔曼滤波，二维状态空间模型一般的卡尔曼滤波(kalman fitering)

该代码是红外目标粒子滤波跟踪算法，代码可以运行，且效果很好。(The code is infrared target tracking algorithm of particle filter, the code can be run, and the effect is very good. )

无损检测中结合时间反转的music成像算法。通过格林函数构造传递函数，对换能器所得散射信号进行处理，对损伤位置（二次波源）进行成像。(Detection music imaging algorithm combines time-reversed lossless. Passing through Green Constructor, transducer signal processing resulting scattering of damage location (secondary wave source) for imaging.)

在不同UWB信号采用不同的调制方式，OOK、PPM调制下的功率谱计算，并观察周期数对UWB信号频谱的影响，7.5制作(UWB signals in different ways using different modulation, OOK, PPM modulation of the power spectrum, and observe the number of cycles on the impact of UWB signal spectrum, 7.5 Production)

产生BPSK调制信号，通过高斯信道，接收端解调，计算误码率(BPSK modulated signals generated by Gaussian channel, the receiver demodulation, bit error rate calculation)

this codw is a simulation of photonic crystal 1 dimentional array dispersion

使用MySin函数生成一个幅值为3、频率为10Hz的正弦信号x(t)，其中dt分别为0.1s、0.08、0.05s、0.005s。绘出四个正弦信号波形及其单边幅值谱(Use MySin amplitude function generates a 3, a frequency of 10Hz sinusoidal signal x (t), where dt respectively 0.1s, 0.08,0.05s, 0.005s. Sinusoidal waveform and draw four-sided amplitude spectrum)

system identification with OLS input selection