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Fangjun Jiang


Last seen: 1日 前 2011 以来アクティブ

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Professional Interests: Model-Based Development

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How I can convert from binary to character?
%% a=[0 0 0 1 0 0 1 0 1 0 1 0 0 1 1 0]; b=sprintf('%d',a) c=reshape(b,[],8) d=bin2dec(c) e=char(d)

1日 前 | 0

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How to download a simulink model used in documentation?
There is a "copy command" link. Run that command in the Command Window to bring up the model.

3日 前 | 0

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Select Random columns from a matrix as a signal in Simulink
The number of columns "u" comes from an input of the MATLAB Function block, so the data involved IS variable size. The MATLAB F...

4日 前 | 0

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Data type mismatch error in Simulink
The easiest solution is to add a Data Type Conversion block. The proper solution is to set the proper data type at the relevant...

8日 前 | 0

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Similar lines are much different in time for run due to MATLAB profiler.
It takes time to create "Comp" as a structure. Add the line below first and then profile again. Comp=struct;

9日 前 | 0

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Is it possible to save the output of a command as a variable?
VarName='Test1'; assignin('base',VarName,table)

9日 前 | 1

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Data type Double/Boolean error type Matlab/Simulink
Use "Data Type Conversion" block

10日 前 | 0

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Use of Variables in Simulink Matlab Function
In MATLAB Function block Editor, click "Data", define "h" as a parameter.

12日 前 | 1

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how to create cell array using matrix data?
I think you want to convert 4x5x3 matrix data into 4x5 cell, each cell is a 1x3 matrix data. There is a way to do it but I doubl...

約1ヶ月 前 | 1

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How can I make subscript in SIMULINK block name?
Block name is used to ID the block, so don't use special characters or formating. Use annotations. Double click on the canvas, ...

約1ヶ月 前 | 1

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Run a Simulink model, pause it, change some parameters and resume the simulation
For any of these properties, press Ctrl+E to open the Configuration Parameters dialog window, find the property, such as 'Save F...

約1ヶ月 前 | 0

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How can I demux a "From workspace" vector or array into individual constant blocks?
Don't use the "From Workspace" block. Just use the Constant block, specify the value as "a" and then Demux.

約1ヶ月 前 | 0

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How do I multiply the first 50 values of an array?
A=1:100; A(1:5)=A(1:5)*3

約2ヶ月 前 | 0

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How to extract a matrix from the indexing data
They can not be scaled to the same size as A. Maybe you are looking for the matrix "index" in the below example? see help of in...

約2ヶ月 前 | 0

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How to solve matrix raised to -1
A^(-1) inv(A)

2ヶ月 前 | 0

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How do I get time in input?????
t=now

2ヶ月 前 | 0

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Multiply matrix column by an equation
A=[1:3;10:10:30]' A(:,1)=log(A(:,1)+1)

2ヶ月 前 | 0

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regexp function that checks if a specific letter is in the end of a cell (last character)
Don't even need regexp() metForm{i}(end)=='P'

2ヶ月 前 | 0

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Two matrices (n x 1) & (m x 1) : How to get an output matrix of size (n x m) containing pairs
I would not think you need to create such a matrix. That matrix simply duplicates lots of data. The truly useful and unique data...

2ヶ月 前 | 0

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try to have simulink's stop time as a block
Use a Clock block, which outputs the simulation time/clock. Compare the Clock with your Constant block. Connect the output to a ...

2ヶ月 前 | 0

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How to call Stateflow charts in a sequence
Use a Function-Call Generator block and a Function-Call Split block to sheduel the calling sequence.

2ヶ月 前 | 0

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Simulink: How do you send a function call to another model?
In this case, double click the "In1" Inport block inside the referenced model, check the "Output function call" option under the...

2ヶ月 前 | 0

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How format external data for an inport with enum data type defined in data dictionary in Simulink?
double click the Inport block, select the "Signal Attributes" tab, in "Data type', pick "Enum: <class name>" and specify your cl...

2ヶ月 前 | 0

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Compile Parametrized Simulink model name
In this case, you might have to use eval() MyCommand=[modelname,'([],[],[],''compile'')']; eval(MyCommand);

2ヶ月 前 | 1

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how to set data store variable as block parameter variable?
Use a Math function block. y=sin(2*pi*Fr*t), specify Clock multiplied by Fr as input and perform sin() function on it.

3ヶ月 前 | 0

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How to convert a char array field in a struct array to a string field in a vectorized fashion.
It can be done but not sure if it is more efficient than the simple for-loop myArray=struct('code',{'a','ab','abc'}) myString=...

3ヶ月 前 | 0

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Error when loading external input data into root-level Inport
Simulink model simulation has a "time" element. The true meaning of your data is that you want to input 2 scalar data. The numbe...

3ヶ月 前 | 0

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Matlab R2021b not generating output from Simulink
Assume "simout" is the name used in the "To Workspace" block, the saving format "Array" need to be set at the "To Workspace" blo...

3ヶ月 前 | 0

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Error in port widths or dimensions. 'Output Port 1' and Error in port widths or dimensions. Invalid dimension has been specified for 'Input Port 5'
Clicking the link in the error message would lead to the block in the Simulink model. Double click the two port blocks to check ...

3ヶ月 前 | 0

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