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Kumar Pallav

Last seen: 3 days ago |  Active since 2021

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Answered
Matlab App Designer ginput bug
From the code you shared, the ASCII value of left arrow is mentioned as 28, however, it is actually 37. Similarly, up arrow ASCI...

2 years ago | 0

Answered
intensity based retinal segmentation
Hi, You can go through the follwoing documentation which describes the different ways to segment an image using Image segmenter...

2 years ago | 0

Answered
Time vector for swept sine signal and so on...
Hi, From my understanding, the time vector is an array which has a start time and end time, and is divided in regularly spaced ...

2 years ago | 0

Answered
Any time I try to use the spline function previously running code gives the error message Attempt to execute SCRIPT spparms as a function: /Applications/MATLAB_R2020a.app/tool
Hi,the error message may be due to following possible cause: There is a user-defined function (.m file) that conflicts with a b...

2 years ago | 0

Answered
Integrating C code into MATLAB
Hi, You can use 'coder.ceval' to call C/C++ function from MATLAB code. Please refer examples mentioned in this documenation for...

2 years ago | 1

Answered
GPU Coder: compilation error
Hi, Please go through the installation and configuration deatils for GPU coder. Prerequisites for GPU coder: Installing Prereq...

2 years ago | 1

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Answered
Read from Webcam in Simulink
Hello, For R2020a and earlier, refer to this workflow documentation for a step-by-step guide to integrating a USB camera into y...

2 years ago | 0

Answered
error with curve plotting (polynomial
Hello, As per my understanding, you expect the same plot using the coefficients extracted from the fitting tool. I have tried ...

2 years ago | 0

Answered
How can I solve this problem using if-else statement?
Hi, You can solve the problem by using the conditional statements (if/else).Please refer this link for more on if/elseif/else s...

2 years ago | 0

Answered
Store Output Values from All Iterations obtained by nested for loop and display minimum output and it correspond to which input values ?
Hi, min=10000; for c=[5 15] for hh=[2 7] ug=c/hh; if ug<min min=ug; cAns=c; ...

2 years ago | 0

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Answered
Matlab "trainNetwork" error Predictors and responses must have the same number of observations
The error is generally caused due to mismatch in shapes in the data provided to the trainNetwork. You may refer to a similar pro...

3 years ago | 0

Answered
loss returns very low values in feature forward selection
Hi, As per my understanding, sequentialfs sums the values returned by 'classifierfun' and divides that sum by the total number ...

3 years ago | 0

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Answered
How to add footer in WORD document using mlreportgen.Report?
Hi, Please refer to this documentation on how to add a footer to the first page of a Word document layout or to odd pages, eve...

3 years ago | 0

Answered
How do I change each individual axis interval in a spider plot?
Hello, You could set the axis limits for each category of data group. Please refer this for more on spider plot. As an exampl...

3 years ago | 0

Answered
MATLAB Online Keeps Crashing
Hello, Below are a few basic troubleshooting steps for MATLAB Online: 1. You may want to confirm that you are using a support...

3 years ago | 1

Answered
Matlab 2021b is not getting started on windows 10 - Fatal error on startup
Hi, This error might have occurred due to Improper installation of MATLAB. In order to work around the issue, start MATLAB wit...

3 years ago | 0

Answered
Fmincon works for MATLAB version 2020a but not for version 2021b
Hi, Please refer to a similar issue here. You could set breakpoints for debugging at the command line: dbstop if naninf and...

3 years ago | 0

Answered
MATLAB throws "Operation terminated by user" by itself
I understand that you are facing a problem when trying to run several instances of MATLAB processes executing the same script. ...

3 years ago | 0

Answered
fzero ,,Error using fzero (line 308) Initial function value must be finite and real.''
Hi, Refer this for similar problem. The cause of this error is that the objective function is calling 'fzero', but for certain ...

3 years ago | 0

Answered
How to plot stress contour if nodal values are known (FEM)?
Hi, Refer this for a similar problem. Hope it helps!

3 years ago | 0

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Answered
Every time I run this code, I get "Error using plot Vectors must be the same length. Error in ex (line 22)
Hi, I assume the variable "L" defined in parameters has to be used instead of "l" inside the for loop. The error you are gett...

3 years ago | 0

Answered
Trying to understand behavior of holes in alphaShapes.
Hi, The default alpha radius is one which is the smallest alpha radius that produces an alpha shape that encloses all points. ...

3 years ago | 0

Answered
LASSO does not return correct coefficient estimate when Intercept is set as false and the first column of X is all 1
Hi, When the 'Intercept' is set to false, then the returned intercept value is 0. If you run the following: [betahat_intercep...

3 years ago | 0

Answered
Why is dsolve giving me the wrong answer?
Hi, As per my understanding, C1, C2,C3,C4 are arbitrary constants(can be positive or negative) and hence, the answer you got a...

3 years ago | 0

Answered
Probability figure infections vs sample size
Hi, You could first create a set of sample sizes. Based on that, you derive the number of people with infections based on the g...

3 years ago | 0

Answered
Intersection between line and surface in 3d
Hi, You could check out a similar problem here.

3 years ago | 0

Answered
Feature selection / Dimensionality reduction for tall array
Hi, Please look at the various feature selection techniques available in Statistics and Machine Learning Toolbox. As an example...

3 years ago | 0

Answered
What is the problem with the step size?
Hi, Try adding the rate transition block between blocks that operate at different rates. Hope this helps!

3 years ago | 0

Answered
3D surface from Matlab to Solidworks
Hi, You can use 'surf2stl' function to write stl file from surface data and import the stl file in solidworks. Refer this for ...

3 years ago | 0

Answered
Trying to install on ubuntu 20.04 but get this error: install_unix_legacy: not found
Hi, The system requirements for installing MATLAB 2020b requires any Intel or AMD x86-64 processor (Raspberry pi uses ARM cort...

3 years ago | 1

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