exam4_1

太阳位置计算，计算太阳角度，高度角，方位角，真太阳时间(Sun position)

Function to do scan type one

粒子群算法的matlab源代码，偶尔搜到的，不知道质量咋样(PSO algorithm matlab source code, and occasionally to search, do not know the quality of Zeyang)

performance improvement with different codes

基于MATLAB的电子钢琴设计，可以实现基音按键发音和播放歌曲(signal generater and piano)

输入对话框中一个对话框采用inputdlg，两个或者两个以上对话框采用元胞数组(Input dialog box a dialog box with inputdlg, two or more dialog box with yuan the array)

matlab program with result

【谷速软件】读取医学数字成像和通信序列 可以做为参考使用 ([Software] read speed Valley Medical Digital Imaging and Communications in the sequence can be used as a reference to use)

模糊自整定PID控制器设计，基于MATLAB仿真实例，附上代码。(Fuzzy pid control example, based on MATLAB,it changs its Kp,Ki,Kd automatically.)

说明：  Multiple distributed generation units allocation in distribution network for loss reduction based on a combination of analytical and genetic algorithm methods