Unconstrain

基于adaboost的人脸检测算法,包括训练，修改了数据读取结构，降低了内存需求(Based on adaboost face detection algorithms, including training, to modify the data read structure, reducing the memory requirements)

本人自己做的功率谱估计的课程作业，利用matlab实现古典和现代功率谱估计，有间接法，burg法，music法。完全一步一步实现的，希望对大家有帮助(Course work, I do own the power spectrum estimation using matlab classical and modern power spectrum estimation, the indirect method, burg, law, music law. Full step by step, we hope to)

landweber是一种代数重建算法，相对别的算法，它的重建速度较快，用于图像重建等(landweber is an algebraic reconstruction algorithm, compared to other algorithms, it is faster to rebuild, for image reconstruction)

simple clustering using imperialist competitive algorithm

Matlab实现的一个简单的RAADAR预警雷达模拟 可直接使用。 (Matlab achieve of a simple RAADAR warning radar simulator used directly.)

这是一本关于数字图像处理的书,使用MATLAB实现,介绍了一些MATLAB处理图像的语句和相应的开发实例(The book is about digital signal process using MATLAB.It introducts some examples of analysising picture by MATLAB code)

pid控制算法在无人机模型上的应用。通过对飞机模型的识别和参数的辨识，运用PID算法，达到对飞机位置和姿态的控制(the application of PID used in uav.it can help the uav fly to a desired place.)

建立了四旋翼飞行器悬停姿态动力学模型，并进行了仿真分析，在开环控制的前提下分析了结构增稳和橡筋阻尼方法对飞行器平台姿态定性的影响，并提出了一种开环控制下实现稳定悬停的策略。(The establishment of a four-rotor aircraft hovering attitude dynamics model and simulation analysis, under the premise of open-loop control analyzes the impact of structural and elastic damping augmentation method for aircraft platform attitude qualitative and presents an open loop realization of stable hover control strategy.)

说明：  本代码用matlab编程，计算了duffing振子（杜芬振子）和非线性加幂律振子的响应，使用的方法是Newmark β方法和Runge-kutta方法，资源内容包括matlab代码和演示PPT，仅供学习使用，有问题可以留言。(This code uses MATLAB programming to calculate the response of Duffing oscillator and nonlinear plus power-law oscillator.)

Sequence fourier code