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# Pavan Guntha

### MathWorks

26 2021 이후 총 참여 횟수

Iam an intern at Mathworks.
Disclaimer: Any articles /ideas/opinions here are my own and in no way reflect that of Mathworks

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How to plot arbitrary line slice against x or y axis in a table?
Hi Biswajit, You could use the VariableNames property of the table to get the column names which are actually the x axis data a...

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How to sum according to specific ranges within same table?
Hi Hedi, You could load the excel file as a table. You could refer to this documentation page link for more details. The follow...

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Gauss-Seidel Method in Matlab
Hi Zhukun, You could use another vector y to store the values in the vector x and compare the updated x vector to the vector y ...

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Hi Maximilian, You could try the following workaround: 1) You could make use of axes and polaraxes commands and their properti...

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How can I plot 2 data in 1 graph and find common peak
Hi Phudit, You can refer to documentation of hold function to plot 2 different plots on same figure. To calculate the common pe...

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Simulink execution for plant transfer function
Hi Ketan, You can refer to the documentations of LTI system and Transfer Fcn blocks to generate the transfer functions. For t...

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How can I prevent update of x(i) at each step of the loop? Essentially, this is a code for Gauss Seidel. How do I modify it to make it Jacobi iterative method?
Hi Avinash, You could try assigning the values stored in x into another variable y at the start of the loop and use the y value...

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Solve dispersion equation (8). I know h, d, ua and u. How can I solve such equation in matlab
Hi Vishal, You can declare beta as a symbolic variable and use solve function to solve the dispersion equation. You can refer t...

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How to identify exact coordinates of a circle on geoshow?
Hi Eitvydas, A possible workaround is to use scxsc function to calculate the intersection of 2 circles of interest whose center...

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Loop imagesc together for traffic simulation
Hi Anthony, You could look at the following code: rw = 11; rl = 40; road = zeros(rw,rl); xpos1 = 1; ypos1 = 3; xpos2 = ...

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How do I create and square polynomial equations
Hi Karan, You could generate the equation of transfer function in MATLAB using tf command. You could also use feedback function...

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How to read each value of a column and replace it with another value when a rule is met?
Hi Rebeca, You could use for loops and if conditions with proper boundary conditions as required to solve the problem. To speed...

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How to plot Mhz signal in simulink
Hi Bhavish, The possible issue might be the simulation time. Since the signal frequency is in the MHz range, you can reduce the...

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Unable to perform assignment because the size of the left side is 1-by-1 and the size of the right side is 1-by-2.
Hi Shaan, The error is due to the line 15 of the function Basic_Euler: w1i(1:neqn1,i+1) = x1; The size of x1 is getting chang...

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Hi Jozef, You can refer to the documentation of sine wave block in Simulink. It supports the parameters like amplitude, frequen...

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How to solve SIR model with ode45?
You can refer to the following code: [t,dYdt] = odeOut; function [t,dYdt] = odeOut % time dependent window tRange = linsp...

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Creating a profile plot for a trajectory
Dynamic plots can be created in MATLAB in three different ways. You can refer to the Animation Techniques documentation page for...

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You can use from workspace block or from file block to load the data present in MATLAB workspace into Simulink. The following bl...

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You may try to solve using the following steps: 1) Use clock block to get the current simulation time. 2) Append a combination...

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How to create own binary signal in simulink ?
Using 'Signal builder' to generate binary signals might not work because the output of this block is of type 'double'. You may r...

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Taking the median filter of two images
You can refer to the documentation of medfilt2 function which is a part of Image processing toolbox which performs median filter...

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title for plot segments
I understand that you would like to have multiple titles to a plot corresponding to the firing rate of various segments of that ...

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the 'stepImpl' method of the System object 'Simulation3DActorRayTraceRead' returned a value that has data type 'double', which does not match the data type 'single' returned by the 'getOutputDataTypeImpl' method
There are multiple possible root causes for this issue. Please try the following troubleshooting steps to gather more informatio...

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sawtooth wave modulation i want mean voltage will be change with respect to frequency
"i want to change mean voltage with respect to frequency" - Could you clearly elaborate on what should be the dependance of freq...

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How to get the -3dB Frequency value for a semilog plot ?
You may have to first find the index at which the gain is -3 dB (i.e., in Classeurl.g). Then the frequency can be found by calcu...

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For loop on two different dimensions, nested for loop?
I assume that the requirement is to store the 2 outputs of ttest_bonf (i.e., H, P) into a cell array. In that case the variable ...

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