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spectrum sensing for cognitive radio using energy detection

混沌水声通信发射端程序。用于chaos序列的生成及发射。(Chaos underwater acoustic communication transmitting terminal program.Used to generate chaos sequence and launch.)

this is code for finding and tracking feature points

matlab实现了OFDM功能，ACO-OFDM可以在可见光中使用。(Orthogonal frequency division multiplexing (OFDM) is a modulation technique which is now used in most new and emerging broadband wired and wireless communication systems because it is an effective solution to intersymbol interference caused by a dispersive channel. )

求解无网格法的近似函数，（伽辽金无网格法移动最小二乘近似程序）(for non-grid method similar function (Galerkin grid Mobile least squares approximation procedures))

用MATlab实现的粒子群算法，比较简单，适用于刚学习粒子群算法的人，大家可以交流一下(MATlab particle swarm algorithm, relatively simple, suitable for people new to the study of the particle swarm optimization (pso) algorithm, we can discuss)

对图像进行反色，进行白色转黑色，黑色转白色(black to white，white to black)

太阳能仿真simulink方法，英文论文(Solar simulink simulation methods, the English papers)

QPSK Modulation Demodulation, BER vs SNR plot

使用matlab实现多学科设计优化中目标层解分析法，比较形象的描述了问题的求解。(Matlab realize the use of multidisciplinary design optimization of the target layer solution analysis, comparing the image of a description of the problem solving.)