Answered

Please explain what this error is...

That's pretty straightforward problem and the error is quite simple to fix -- Your function definition line is function [eq1,e...

Please explain what this error is...

That's pretty straightforward problem and the error is quite simple to fix -- Your function definition line is function [eq1,e...

14 Tage ago | 1

| accepted

Answered

My polyfit function is displaying NaN

>> log10(0) ans = -Inf >> You can't do that!!! plot() and friends silently ignore NaN, +/-Inf so you don't see the zero ...

My polyfit function is displaying NaN

>> log10(0) ans = -Inf >> You can't do that!!! plot() and friends silently ignore NaN, +/-Inf so you don't see the zero ...

14 Tage ago | 0

Answered

Object oriented Programming problem

Don't need to save in the function with that name, just the output variable name chosen for the return value in the function def...

Object oriented Programming problem

Don't need to save in the function with that name, just the output variable name chosen for the return value in the function def...

14 Tage ago | 1

Answered

I want to Display two matrices next to each other with some space between them

disp(table(Iapp,I,'VariableNames',{'Approximated','Exact'})) Salt to suit...

I want to Display two matrices next to each other with some space between them

disp(table(Iapp,I,'VariableNames',{'Approximated','Exact'})) Salt to suit...

14 Tage ago | 1

| accepted

Answered

Trying to print a vector.

fprintf(doc,['k0 = ' repmat('%.3f ',1,numel(k0)) '.'],k0);

Trying to print a vector.

fprintf(doc,['k0 = ' repmat('%.3f ',1,numel(k0)) '.'],k0);

14 Tage ago | 1

| accepted

Answered

How to import Table and column header from two diffrent files?

W/o an example to confirm but from the description alone something like: tData=readtable('thedatafile.csv'); hdrs=readcell('th...

How to import Table and column header from two diffrent files?

W/o an example to confirm but from the description alone something like: tData=readtable('thedatafile.csv'); hdrs=readcell('th...

14 Tage ago | 1

| accepted

Answered

Change colors of individual strings of a figure

Well, it'll take a fair amount of detailed coding, but it can be done...as a crude illustration try the following code... close...

Change colors of individual strings of a figure

Well, it'll take a fair amount of detailed coding, but it can be done...as a crude illustration try the following code... close...

14 Tage ago | 1

| accepted

Answered

Why is readcell not functioning as expected?

If the creating and reading routines don't have some sort of semaphore arrangment to let the one know the file is closed it's po...

Why is readcell not functioning as expected?

If the creating and reading routines don't have some sort of semaphore arrangment to let the one know the file is closed it's po...

15 Tage ago | 0

Answered

Axis ticks and colorbar labels in bold (heatmap)?

Another case where TMW is too clever by far in creating an opaque graphics object -- you have to use the hidden properties to fi...

Axis ticks and colorbar labels in bold (heatmap)?

Another case where TMW is too clever by far in creating an opaque graphics object -- you have to use the hidden properties to fi...

15 Tage ago | 0

| accepted

Answered

Round Datetime to certain minutes

interp1 will work... dt=datetime(2020,11,18,00,1+[0:30].',0); % sample datetime array dt20=datetime(2020,11,17,0,[20:30...

Round Datetime to certain minutes

interp1 will work... dt=datetime(2020,11,18,00,1+[0:30].',0); % sample datetime array dt20=datetime(2020,11,17,0,[20:30...

16 Tage ago | 0

| accepted

Answered

How do i add a seed

See <Controlling-random-number-generation> for discussion and links to rng function if it is needed to modify default seed to be...

How do i add a seed

See <Controlling-random-number-generation> for discussion and links to rng function if it is needed to modify default seed to be...

17 Tage ago | 0

Answered

How to read gaps from an Excel in MATLAB

It's readmatrix probably that's the problem as it is designed for matrix input and you have what looks like two (or several) mat...

How to read gaps from an Excel in MATLAB

It's readmatrix probably that's the problem as it is designed for matrix input and you have what looks like two (or several) mat...

17 Tage ago | 0

| accepted

Answered

Reduce loops to Vectors in Viola Jones Algorithm

I don't have the time right now, but the two inner loops should be replaceable by filter2 or conv2. NB: filter2 has an internal...

Reduce loops to Vectors in Viola Jones Algorithm

I don't have the time right now, but the two inner loops should be replaceable by filter2 or conv2. NB: filter2 has an internal...

19 Tage ago | 0

Answered

How would I be able to output ID's that satisfied an if statement?

Use logical indexing, "the MATLAB way". LIMIT=50; % don't put magic numbers inside code; use variables so can change ...

How would I be able to output ID's that satisfied an if statement?

Use logical indexing, "the MATLAB way". LIMIT=50; % don't put magic numbers inside code; use variables so can change ...

24 Tage ago | 0

Answered

Two cell arrays indexing

C=cellfun(@(a,b)b(a),A,B,'UniformOutput',false); It's just logical indexing in a background loop under the guise of cell addres...

Two cell arrays indexing

C=cellfun(@(a,b)b(a),A,B,'UniformOutput',false); It's just logical indexing in a background loop under the guise of cell addres...

25 Tage ago | 0

| accepted

Answered

How to plot over histogram function

>> figure(2) [h] = histogram(norm,100); ... Error using norm Not enough input arguments. >> Your code even if fix the abo...

How to plot over histogram function

>> figure(2) [h] = histogram(norm,100); ... Error using norm Not enough input arguments. >> Your code even if fix the abo...

25 Tage ago | 0

| accepted

Answered

Numeric miscalculation on the 14th decimal place

MATLAB used double precision floating point for calculations which is good to roughly 15 decimal digits. Hence, when you subtra...

Numeric miscalculation on the 14th decimal place

MATLAB used double precision floating point for calculations which is good to roughly 15 decimal digits. Hence, when you subtra...

25 Tage ago | 2

| accepted

Answered

Please answer! How to use an if function effectively?

colmn_analyze=4; % desired column to compare colmn_target=2; % desired column to set valLimit=2; % limiting val...

Please answer! How to use an if function effectively?

colmn_analyze=4; % desired column to compare colmn_target=2; % desired column to set valLimit=2; % limiting val...

25 Tage ago | 1

| accepted

Answered

i cant able to plot graph of this cord

y=@(x)c1*exp(-diff(x))+d*(sin(x)/(d^2+1))+d^2*(cos(x)/d^2+1); numel(diff(x)) is one less than numel(x) so the above will fail...

i cant able to plot graph of this cord

y=@(x)c1*exp(-diff(x))+d*(sin(x)/(d^2+1))+d^2*(cos(x)/d^2+1); numel(diff(x)) is one less than numel(x) so the above will fail...

26 Tage ago | 0

Answered

Is there a way to change the value of a variable within a function?

You can do anything you want inside the function as long as you can write a definition of what it is that is to happen. You cou...

Is there a way to change the value of a variable within a function?

You can do anything you want inside the function as long as you can write a definition of what it is that is to happen. You cou...

26 Tage ago | 0

| accepted

Answered

How to delete the first word in each line in txt file?

Read the file into string or cellstr array and extractAfter() the blank. Not feasible to do on disk; don't even think of trying...

How to delete the first word in each line in txt file?

Read the file into string or cellstr array and extractAfter() the blank. Not feasible to do on disk; don't even think of trying...

26 Tage ago | 0

| accepted

Answered

FilePath including a variable

Variables are variables, not text. rootdir="C:\Users\Desktop\Test\"; % use variable so can change easily filespec="*.txt";...

FilePath including a variable

Variables are variables, not text. rootdir="C:\Users\Desktop\Test\"; % use variable so can change easily filespec="*.txt";...

26 Tage ago | 0

Answered

Convert 1X5 to 3X3

Probably more clever ways, but N=3; % number elements to duplicate A=a(1:N); % first row for i=2:numel(a)-(N-1) A...

Convert 1X5 to 3X3

Probably more clever ways, but N=3; % number elements to duplicate A=a(1:N); % first row for i=2:numel(a)-(N-1) A...

27 Tage ago | 0

| accepted

Answered

Function : undefined function or variable

"wrote a function fun in a "Vc.m" file" but the function function [Vc] = fun(j,b,m,R) Vc(j) = E0-b.*log(j)-R.*j-m.*exp(n....

Function : undefined function or variable

"wrote a function fun in a "Vc.m" file" but the function function [Vc] = fun(j,b,m,R) Vc(j) = E0-b.*log(j)-R.*j-m.*exp(n....

27 Tage ago | 0

| accepted

Answered

question regerding the print

Don't really understand the question/confusion... Live Scripts or Live Functions are just that -- they exist and can run only i...

question regerding the print

Don't really understand the question/confusion... Live Scripts or Live Functions are just that -- they exist and can run only i...

27 Tage ago | 0

| accepted

Answered

Problem Calling Data While Using Linear Regression Model 'fitlm'

"this is [p]ossibly due to the Species column being a string column..." That's exactly the problem. See Coding systems for ca...

Problem Calling Data While Using Linear Regression Model 'fitlm'

"this is [p]ossibly due to the Species column being a string column..." That's exactly the problem. See Coding systems for ca...

27 Tage ago | 1

Answered

How can I use the unique function to output all the different numbers following M from all the file names?

rootdir = '/Users/apple/Desktop/Project/Code/Data/'; % good! Using variable so can change: +1 d=dir(fullfile(rootdir,'*_dat...

How can I use the unique function to output all the different numbers following M from all the file names?

rootdir = '/Users/apple/Desktop/Project/Code/Data/'; % good! Using variable so can change: +1 d=dir(fullfile(rootdir,'*_dat...

27 Tage ago | 0

Answered

function to calculate rows with non-missing data

Don't need to write any functions -- use ismissing and friends with, perhaps sum and maybe all, any could be of interest as well...

function to calculate rows with non-missing data

Don't need to write any functions -- use ismissing and friends with, perhaps sum and maybe all, any could be of interest as well...

28 Tage ago | 0

Answered

Kindly help me to find error in attached code to find leap years for a range

isleapyr=@(yr) (eomday(yr,2)==29);

Kindly help me to find error in attached code to find leap years for a range

isleapyr=@(yr) (eomday(yr,2)==29);

28 Tage ago | 0

| accepted