lunlun

image regognition using matlap and improving. done by me in lab session

说明：  一个非常优秀的BP神经网络Matlab源程序(A very good BP Neural Networks Matlab source code)

UKF code for Unscented Kalman Filter sigma calculation(UKF code)

Cryptography has a long and fascinating history. The most complete non-technical account of the subject is Kahn’s The Codebreakers. This book traces cryptography from its initial and limited use by the Egyptians some 4000 years ago, to the twentieth century where it played a crucial role in the outcome of both world wars.

matlab2012b基础学习文档，适合初学者，熟悉操作界面，命令，帮助。(matlab2012b basis of learning document, suitable for beginners familiar user interface, command help.)

通过移动机翼，尾翼，起落架和油箱的位置来使气动中心和重心重合。(By movingwings, tail, landing gearand fuel tankpositionto makethe aerodynamic centerand center of gravitycoincide.)

说明：  海浪谱matlab的仿真程序,在不同风速下对PM海浪谱进行仿真。(Wave spectrum matlab simulation program, the PM under different wind wave spectrum simulation.)

matlab 频谱分析演示，居于DCT的(spectrum analysis using matlab，base on the dct)

是两质量系统matlab中simulink模型(Two quality system matlab simulink model)

very cool calendar app