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how can i rescale ths axes of 2-D graph so the x-axis and the y-axis coordinates are: -4,-2,0,2,4?
Are you expecting this: figure; xlim([-4 4]) ylim([-4 4])

environ 13 ans il y a | 0

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how can i give m-file output to simulink model as input
Your question is already answered, First check and ask question.. Refer this: <http://www.mathworks.in/matlabcentral/answers/...

environ 13 ans il y a | 0

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How can i store all simulation results from ?
Use *diary* command

environ 13 ans il y a | 0

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how to get the co-ordinate values & labels when click on the plotted line
For e.g. try this code: a=[1 2 3 4]; b=[5 6 7 8]; plot(a,b) legend('signal1'); After this, goto *Tools* i...

environ 13 ans il y a | 0

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Mask Initialization Commands in Generated Code
Refer this link: <http://www.mathworks.com/help/simulink/ug/mask-code-execution.html>

environ 13 ans il y a | 0

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logical statement accelerates or decelerates speed?
Because, when you are increasing the no. of logical expression,leads to increase the memory allocation (i.e both temporary and ...

environ 13 ans il y a | 0

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how i can plot this 3D graph ?
plot(x,y,z) or view(3) or plot3(x,y,z)

environ 13 ans il y a | 0

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change column in matrix
a=1:2250; d=reshape(a,[75 30]);

environ 13 ans il y a | 0

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How to run simulink model from gui written in script?
Through script, you can do this by before using sim('your model name'); Mention the *Tstop*=10 or any, then you can change this ...

environ 13 ans il y a | 0

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how to get the co-ordinate values & labels when click on the plotted line
In plotted signal, goto *Tools*->enable *datacursor*, for signal name goto *insert*-> *legend*

environ 13 ans il y a | 0

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How to animate an object in circular motion with its acceleration vectors showing.
Already your question is answered, check this: <http://www.mathworks.com/matlabcentral/answers/9541-moving-point-along-a-curv...

environ 13 ans il y a | 0

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How to plot four variables value in XY graph
plot(x,y,'r*',x1,y1,'b-')

environ 13 ans il y a | 0

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how can i sample a measured voltage signal in simulink and know the sampled value of each sample to calculate RMS of the voltage signal.
Use *RMS* block and mention *frequency* and then *to workspace* block and save format as *array*

environ 13 ans il y a | 0

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Please format this code..?
Use 'diary' command

environ 13 ans il y a | 0

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How to change matrix dimensions?
try this: a=zeros(1000,35,12); b=reshape(a,[1000 420]);

environ 13 ans il y a | 0

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how can i store all simulation results from gibbs sampling VERTICALLY?
try this: for i=1:3 a{i}=i*ones(3); d(:,:,i)=a{i}; end

environ 13 ans il y a | 0

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How to adjust value from matlab-mfile and feedback in simulink
step1:Initialize all i/p data in m-file & variable 'i' step2: use 'sim()' command to run your model step3: store the value...

environ 13 ans il y a | 0

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how to distinguish several curves in the scope?
you can increase the no. of axes to display each output. for changing the color of waveform in scope is available from r2011b ve...

environ 13 ans il y a | 1

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Error reading value from workspace
Check whether your sample time of 'from workspace' block is inherited? Usually in 'from workspace', you have to mention both dat...

environ 13 ans il y a | 0

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How to give input from matlab (mfile) to simulink model
you can do this by creating variable 'myinput' as constant block in simulink model

environ 13 ans il y a | 0

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making different signals equal in length
Can you provide the data? you can do it by adding zeros, ones, any desirable data to the data having minimum sizes from data hav...

environ 13 ans il y a | 0

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Matrix and vector multiplication elementwise
hi, a=[1 2 3;2 3 4;4 5 6]; h=[2 2 2]; for i=1:3 for j=1:3 c(i,j)=a(i,j)*h(i); end end di...

environ 13 ans il y a | 0

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how to solve non-linear equations
you can't give variable name like w(0),w(1),w(2)..here variable is w and 0,1,2..are maybe iterations.. so declare variable clear...

plus de 13 ans il y a | 0

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How to send data from while loop during each iteration to simulink sub system model
while(....) for (...) pbest=[...] %no.of data depends on population gbest=[] %one globally best dat...

plus de 13 ans il y a | 0

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how can i store all simulation results from gibbs sampling ?
Check this: for i=1:3 a{i}=i*ones(3); end b=cell2mat(a)

plus de 13 ans il y a | 0

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Undefined function 'sym' for input arguments of type 'double'.
Read this mentioned link: http://www.mathworks.com/help/symbolic/sym.html

plus de 13 ans il y a | 0

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adding column in text file with value
Check the below code: a=zeros(68160,1); k=480; l=5; j=1; for i=1:numel(a) if i<=k a(i)=a(i)+0; ...

plus de 13 ans il y a | 0

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How can I draw double Y-axis on a time series plot
You can do with 'subplot' command

plus de 13 ans il y a | 0

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How to Concatenate two large numbers in Matlab
a=10; b=20; a1=num2str(a); b1=num2str(b); c=strcat(a1,b1)

plus de 13 ans il y a | 0

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How to create multiple matrix using for loop?
Hi.. try this code a=[1:10]; for i=1:numel(a) if i==a(1) disp(a) elseif i<=6 a(1)=[...

plus de 13 ans il y a | 0