Software Test Engineer

Answered

I am trying to find the root mean square error(RMSE) but i am getting this error when I tried to find the output in command window 'Unrecognized function or variable 'Hot_Output'.

That's a question of variable scope. Variables declared in a function are only visible within the function that declared it. If...

I am trying to find the root mean square error(RMSE) but i am getting this error when I tried to find the output in command window 'Unrecognized function or variable 'Hot_Output'.

That's a question of variable scope. Variables declared in a function are only visible within the function that declared it. If...

2 months ago | 0

| accepted

Answered

Z must be a matrix, not a scalar or vector.

Well, have a look, what X, Y and Z are that allow you to make a surface. Meshgrid gives you matrices for X and Y, thus Z is als...

Z must be a matrix, not a scalar or vector.

Well, have a look, what X, Y and Z are that allow you to make a surface. Meshgrid gives you matrices for X and Y, thus Z is als...

2 months ago | 0

Answered

Error while sub plotting

your problem lies here: X2 = (0:0:10); X4 = (0:0:20); X8 = (0:0:47); X16 = (0:0:85); X32 = (0:0:180); when you specify zer...

Error while sub plotting

your problem lies here: X2 = (0:0:10); X4 = (0:0:20); X8 = (0:0:47); X16 = (0:0:85); X32 = (0:0:180); when you specify zer...

2 months ago | 1

Answered

data fitting to equation

Refer to this answer from Star Strider: https://ch.mathworks.com/matlabcentral/answers/126146-curve-fitting-without-the-toolbox...

data fitting to equation

Refer to this answer from Star Strider: https://ch.mathworks.com/matlabcentral/answers/126146-curve-fitting-without-the-toolbox...

2 months ago | 0

Answered

What are symbolic variables in MATLAB? How they are different from normally used variables?

try the matlab help: syms Cheers Manuel

What are symbolic variables in MATLAB? How they are different from normally used variables?

try the matlab help: syms Cheers Manuel

2 months ago | 0

Answered

Area calculation of circle projection on cylindric surface

@darova already gave you an answer using the pde package. I followed through the Idea I gave you in the comment: Try calcula...

Area calculation of circle projection on cylindric surface

@darova already gave you an answer using the pde package. I followed through the Idea I gave you in the comment: Try calcula...

2 months ago | 0

Answered

how to estimate/evaluate the integral of a constant value function?

Try this: syms t f = 0*t + 10; int(f); Cheers Manuel

how to estimate/evaluate the integral of a constant value function?

Try this: syms t f = 0*t + 10; int(f); Cheers Manuel

2 months ago | 0

Answered

SCATTER PLOT DIFFERENT COLOURS

Split your x/y data into two sets; one for right, one for left, then plot those. x_left = COP_num(COP_num(:,3) == 0,4); y_left...

SCATTER PLOT DIFFERENT COLOURS

Split your x/y data into two sets; one for right, one for left, then plot those. x_left = COP_num(COP_num(:,3) == 0,4); y_left...

2 months ago | 0

| accepted

Answered

How to do least square error estimation to find the coeffcient values for a quadratic type equation with set of constraints on coefficients

I love this answer from Star Strider: https://ch.mathworks.com/matlabcentral/answers/126146-curve-fitting-without-the-toolbox T...

How to do least square error estimation to find the coeffcient values for a quadratic type equation with set of constraints on coefficients

I love this answer from Star Strider: https://ch.mathworks.com/matlabcentral/answers/126146-curve-fitting-without-the-toolbox T...

2 months ago | 0

| accepted

Answered

save .csv file in given folder

Just provide an absolute path instead of a relative one. Such as csvwrite('c:\temp\data.csv',ones(2,5)); You can also combine...

save .csv file in given folder

Just provide an absolute path instead of a relative one. Such as csvwrite('c:\temp\data.csv',ones(2,5)); You can also combine...

2 months ago | 0

| accepted

Answered

How to count and plot the number of points in a grid?

Hehe, being curious and doing the stuff mathworks slaps in your face sometimes pays off ;) (I mean the community treasure hunt) ...

How to count and plot the number of points in a grid?

Hehe, being curious and doing the stuff mathworks slaps in your face sometimes pays off ;) (I mean the community treasure hunt) ...

2 months ago | 0

| accepted

Answered

Random array Coordinates for certain elements

Well, you're almost there. just pick a random pair from row and column % i'm just generating a random house here house = rand...

Random array Coordinates for certain elements

Well, you're almost there. just pick a random pair from row and column % i'm just generating a random house here house = rand...

2 months ago | 0

| accepted

Solved

Find the biggest empty box

You are given a matrix that contains only ones and zeros. Think of the ones as columns in an otherwise empty floor plan. You wan...

2 months ago

Solved

Pizza!

Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

2 months ago

Answered

Taking punctual values of array

I assume you have defined n somewhere in that manner: n = [64, 256, 1024]; in this line LRIS(k,z)=((sqr...

Taking punctual values of array

I assume you have defined n somewhere in that manner: n = [64, 256, 1024]; in this line LRIS(k,z)=((sqr...

2 months ago | 1

Answered

fftfilt function inputs and output

The short answer: Feed your data in time domain to fftfilt and you will receive filtered data in time domain. The pedantic a...

fftfilt function inputs and output

The short answer: Feed your data in time domain to fftfilt and you will receive filtered data in time domain. The pedantic a...

2 months ago | 0

| accepted

Question

Split array into chunks based on trigger values in another array

Hi all I've searched for a bit, found some related questions, but none that want to achieve exactly what i want (point me towar...

2 months ago | 0 answers | 0

Submitted

Independent Linkaxes

Functionality extension of the linkaxes command

3 months ago | 4 downloads |

Answered

Multi x plot, linked zoom and indipendent pan

I've run into the same problem. There does not seem to be a convenient way to do this. I have worked around it using ActionPreCa...

Multi x plot, linked zoom and indipendent pan

I've run into the same problem. There does not seem to be a convenient way to do this. I have worked around it using ActionPreCa...

3 months ago | 0