Jiawei Gong

Penn State Behrend

Last seen: 約1ヶ月前 | 2019 年からアクティブ

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Assistant Professor of Mechanical Engineering

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質問

Unexpected frequency halving and extra peaks in FFT output when changing sampling time (TS) in Simulink
Hi everyone, I’m running a Simulink model using multiple sine waves generated by Sine Wave blocks, summed together, then passed...

2ヶ月前 | 1 件の回答 | 0

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syms x - Not enough input arguments.
>> syms x Not enough input arguments. Error in digits (line 3) for i=1:length(s) Error in sym (line 192) S.Digits =...

5年弱前 | 1 件の回答 | 0

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Editing a function to return a value that shows how many times a recursive function is called
function [f,count] = MyFib(n) count = 1; if n==1 || n==2 f = 1; else [f1,count1] = MyFib(n-1); [f2,count2] = M...

6年弱前 | 2

質問

Error: Live Editor Run Section
My scirpt has multiple sections. I intentially leave a few lines incomplete for demo purpose. When I run Section One, the erro...

6年弱前 | 2 件の回答 | 2

2

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質問

calling gradient multiple times
MATLAB suggests not to call gradient multiple times, but I did it for sin function. As shown in the figure, the first order der...

約6年前 | 1 件の回答 | 0

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