extend_euclid

Content based Image retrieval

FDTD 的吸收边界条件讲解，详细讲解了边界条件的推导过程。(Absorbing boundary conditions for numerical simulation of waves.)

说明：  关于孤子的求解和微扰对孤子的影响，特别画出了孤子的微扰的过程图(Perturbation on the soliton solution and the impact on the soliton, in particular, the soliton perturbation draw process maps)

用matlab编写BP神经网络实现数据信号分类，本例为语音信号分类(BP neural network with matlab write data signal classification, classification of speech signal in this case)

用ｍａｔｌａｂ实现的遗传算法，包括遗传算法中的交叉，选择，变异操作，适合初步了解遗传算法( realize the genetic algorithm　ｗith MATLAB, including the cross, the genetic algorithm selection, mutation operation, suitable for a preliminary understanding of the genetic algorithm)

This is Code of PSO with matlab

matlab檔案，用於計算定位成功率，輸入nmea檔案，自動計算NMEA定位的成功率(Calculate the fix yield rate)

说明：  matlab ocd函数 最优化的方法 有具体代码(the optimizition of the ocd function use in matlab)

热传导方程的论文,包括热传导方程的定义、应用以及怎么用他来去噪声。(the heat equation)

target image program in zip file