设一个小孩在平面上沿着某曲线行走，此曲线由时间参数曲线确定。假设小孩借助于一个长度为 的硬木棒拖着或推着一个玩具，试求玩具的平面轨迹。...

自适应线性预测编码问题，计算LMS迭代时预测误差和系数误差的功率谱，绘出残余能量曲线和学习曲线(Adaptive linear predictive coding problem, when calculating the LMS iterative prediction error and coefficient error power spectrum, plotted the residual energy curve and learning curve)

对采样率进行变换，通过插入零，然后再做低通滤波，实现采样率的提高(Change the sampling rate by inserting zeros, and then do a low pass filter, the sampling rate to achieve the improvement of)

对非同步采样数据进行二次插值同步化处理，进而进行谐波分析。(The asynchronized sample data can be synchronized by the qudric interpolation.)

比较最佳平方逼近二次多项式，Chebyshev截断级数法以及插值余项极小法这三种函数逼近方法，并给出图形(Comparison of the best square quadratic polynomial approximation, Chebyshev truncated series method as well as more than a very small interpolation method of the three function approximation methods, and gives graphical)

对采集的振动位移信号进行FFT频谱分析，并分窗PLOT显示(Vibration displacement signal acquisition FFT spectrum analysis and display of window PLOT)

fastica 工具包，独立成分分析。安装在matlab的toolbox下即可使用(fastica toolbox，for ica analysis)

说明：  Maple使用教程：maple是解数学物理方程的软件类似于matlab，该教程让初学者轻松的学会用该软件求解复杂的数理方程(Maple tutorial)

ellipse representations

混沌时间序列分析中的G-P算法求关联，可用，已经用过(Associate chaotic time series analysis algorithms for GP, available, has been used)

说明：  图像去噪的评价指标ENL, SSIM, PSNR,SNR,EPI(The evaluation indexes of image denoising are ENL, SSIM, PSNR,SNR and EPI)