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Description: gen_H:利用随机pi矩阵排列而成的LDPC稀疏校验矩阵产生；
girthlenth：计算产生的矩阵H的围长-gen_H : pi using random matrix arranged at the LDPC have sparse matrix calibration; girthlenth : calculation of the matrix H Girth
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Size: 2048 |
Author: 喻小星 |
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Description: 用monte carlo 方法计算圆周率pi,采用的是随机投点法。以及另一个应用程序-with monte carlo methods calculated pi pi, the vote is random point method. And another application
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Size: 1024 |
Author: 万俟 |
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Description: 一个用于求圆周率pi的matlab算法。题目背景：取一长面积为1平方米的正方形白纸，在白纸的内部画一个直径为1米的圆，如下图所示。此圆恰好与正方形的四条边分别切于一点，它的面积是
pi*（1/2）^2 =pi/4 ,然后，你可以抓一大把芝麻，一粒一粒地随便地扔到白纸上。在你扔麦子的过程中可以请一位朋友帮助记录：一共扔了几次？有几次是扔在圆里面？
实验结束后，你只须用“芝麻落在圆里的次数”除以“一共扔的次数”得到的结果就是圆的面积。则pi就是“圆的面积*4”了
当然，你扔的次数越多，结果就越精确！
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Size: 81920 |
Author: guobinxing |
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Description: 利用matlab程序，进行模糊PID设计-Using matlab procedures designed fuzzy PID
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Size: 5120 |
Author: liutao |
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Description: matlab PID程序 比较全 个人收集的 感觉不错 推荐给大家-matlab PID procedures to collect the whole feeling of personal well recommended to everyone
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Size: 328704 |
Author: |
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Description: 用Ziegler--Nichols整定公式来求P,PI,PID的个参数，其中Gc是校正器的传递函数,kp为比例系数， Ti为积分时间常数，Td为微分时间常数，输入参量vars为带迟滞--惯性环节模型的KT τ-With Ziegler- Nichols tuning formula to seek P, PI, PID' s parameters, which Gc is the corrector transfer function, kp is proportional coefficient, Ti the integral time constant, Td for the differential time constant, input parameters vars as with hysteresis- inertia model of the KT τ
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Size: 1024 |
Author: hua gong |
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