Answered

Problem to output value from custom GUI with radiobuttons

Hi Sarah, the way how handles are assigned and used in guidata is not correct. Please refer to the documentation of guidata(). ...

Problem to output value from custom GUI with radiobuttons

Hi Sarah, the way how handles are assigned and used in guidata is not correct. Please refer to the documentation of guidata(). ...

bijna 3 jaar ago | 0

| accepted

Answered

Repeat elements of a vector as matrixes in a multidimensional array.

Hi Marius Adom, If I understood your task correctly, you can use arrayfun() to create each x-y-Matrix and concatenate them usin...

Repeat elements of a vector as matrixes in a multidimensional array.

Hi Marius Adom, If I understood your task correctly, you can use arrayfun() to create each x-y-Matrix and concatenate them usin...

bijna 3 jaar ago | 1

| accepted

Answered

Convert all my txt file to graph and save it as image file

Hi kenneth lee, have a look at these two built-in functions: saveas() print() Kind regards, Robert

Convert all my txt file to graph and save it as image file

Hi kenneth lee, have a look at these two built-in functions: saveas() print() Kind regards, Robert

bijna 3 jaar ago | 0

Answered

Undefined unary operator '.'' for input arguments of type 'function_handle'.

Hi Clarisha Nijman, your b is a function handle to the anonymous function with input arguments x and y. Gradient itself is - as...

Undefined unary operator '.'' for input arguments of type 'function_handle'.

Hi Clarisha Nijman, your b is a function handle to the anonymous function with input arguments x and y. Gradient itself is - as...

bijna 3 jaar ago | 0

| accepted

Answered

lsim: Remove input signal from plot

Hi cricketking13, if you don't want to have lsim plot the default plot, just "collect" the output and plot as you desire: %% L...

lsim: Remove input signal from plot

Hi cricketking13, if you don't want to have lsim plot the default plot, just "collect" the output and plot as you desire: %% L...

bijna 3 jaar ago | 0

| accepted

Answered

Whiteout/Remove some part of the contour plot

Hi Muhammad Usman, instead of assigning Zero to the nodes you don't want to use, apply "nan"-Values. That will be treated as if...

Whiteout/Remove some part of the contour plot

Hi Muhammad Usman, instead of assigning Zero to the nodes you don't want to use, apply "nan"-Values. That will be treated as if...

bijna 3 jaar ago | 2

| accepted

Answered

How can I write this code in matlab and have it run? ( all variables have been defined but it keeps giving me an error on this line)

Hi Adam Sabah, when I run your code I get this error message: ue = 1-4*sin((3*pi*x)/(2*L))*exp(-tmax(A/B))+4*sin((7*pi*x)/(2*L...

How can I write this code in matlab and have it run? ( all variables have been defined but it keeps giving me an error on this line)

Hi Adam Sabah, when I run your code I get this error message: ue = 1-4*sin((3*pi*x)/(2*L))*exp(-tmax(A/B))+4*sin((7*pi*x)/(2*L...

bijna 3 jaar ago | 0

Answered

Concatenate cell with numeric array in tables

Hi Marcus Watson, an straight-forward solution would be checking the variable types stored in the table. In case they don't mat...

Concatenate cell with numeric array in tables

Hi Marcus Watson, an straight-forward solution would be checking the variable types stored in the table. In case they don't mat...

bijna 3 jaar ago | 0

| accepted

Answered

How to get rid of Nan when calculating mean

Hi Emmanuel Gonzalez-Figueroa, The function mean() commes with a so-called nanflag: https://de.mathworks.com/help/matlab/ref/me...

How to get rid of Nan when calculating mean

Hi Emmanuel Gonzalez-Figueroa, The function mean() commes with a so-called nanflag: https://de.mathworks.com/help/matlab/ref/me...

bijna 3 jaar ago | 1

| accepted

Answered

'String scalar or character vector must have valid interpreter syntax:' for Sigma

Hi Yaser Khojah, I found the following description in the documentation of corrplot(): "Variable names to be used in the plots...

'String scalar or character vector must have valid interpreter syntax:' for Sigma

Hi Yaser Khojah, I found the following description in the documentation of corrplot(): "Variable names to be used in the plots...

bijna 3 jaar ago | 0

| accepted

Answered

Summation issue using loop

Hi Ali aaa, in your code parts are missing. Without knowing any constraints about the variables, I suggest the following soluti...

Summation issue using loop

Hi Ali aaa, in your code parts are missing. Without knowing any constraints about the variables, I suggest the following soluti...

bijna 3 jaar ago | 0

Answered

How to open files with similar names

Hi Carlo Speranza, first of all, get rid of the eval()-command. That is usually not needed, difficult to debug and prone to err...

How to open files with similar names

Hi Carlo Speranza, first of all, get rid of the eval()-command. That is usually not needed, difficult to debug and prone to err...

bijna 3 jaar ago | 0

Answered

Filtering a region of Interest

Hi Oreoluwa ADESINA, What you describe is part of the example shown in the roifilt2-documentation found here: https://de.mathwo...

Filtering a region of Interest

Hi Oreoluwa ADESINA, What you describe is part of the example shown in the roifilt2-documentation found here: https://de.mathwo...

bijna 3 jaar ago | 0

| accepted

Answered

How do I get the row numbers of the 'list' where the values are equal to the values of the array 'days'

Hi Yannick Leroy, the function ismember() allows to compare matrices with vector elements. The function find() supplies the ind...

How do I get the row numbers of the 'list' where the values are equal to the values of the array 'days'

Hi Yannick Leroy, the function ismember() allows to compare matrices with vector elements. The function find() supplies the ind...

bijna 3 jaar ago | 0

| accepted

Answered

Cell to array of strings

Hi Liam Ryan, what you describe is not a cell array of strings but char. You can convert it straightforward by applying string(...

Cell to array of strings

Hi Liam Ryan, what you describe is not a cell array of strings but char. You can convert it straightforward by applying string(...

bijna 3 jaar ago | 1

Answered

Adding Hexadecimal numbers?

Hi Jed Louise Lesma, Despite the extra bracket in your code (I removed it), the method you tried should work: a = '3afb'; b =...

Adding Hexadecimal numbers?

Hi Jed Louise Lesma, Despite the extra bracket in your code (I removed it), the method you tried should work: a = '3afb'; b =...

bijna 3 jaar ago | 1

| accepted

Answered

Radio Button Group not working

Hi Mo Jay, The default Units property is 'normalized'. Your button group is outside the visible area. GUI.fh = figure; %Butto...

Radio Button Group not working

Hi Mo Jay, The default Units property is 'normalized'. Your button group is outside the visible area. GUI.fh = figure; %Butto...

bijna 3 jaar ago | 0

| accepted

Answered

Can't plot reference line in pcolor-plot with logarithmic y-axis

Hi TIm Hilt, the problem is that on logarithmic scale zero is not defined thus your line does not have a valid starting point (...

Can't plot reference line in pcolor-plot with logarithmic y-axis

Hi TIm Hilt, the problem is that on logarithmic scale zero is not defined thus your line does not have a valid starting point (...

bijna 3 jaar ago | 0

| accepted

Answered

Break a while loop in a GUI Pushbutton

Hi MINKYUNG KIM, below you find an example for breaking a while loop within a pushbutton controlled GUI. The data exchange is d...

Break a while loop in a GUI Pushbutton

Hi MINKYUNG KIM, below you find an example for breaking a while loop within a pushbutton controlled GUI. The data exchange is d...

bijna 3 jaar ago | 1

| accepted

Answered

Separating and reprinting a big string

Hi bws1007: The string to write needs to be scalar. The command fwrite() is used to write into binary format, thus it does not ...

Separating and reprinting a big string

Hi bws1007: The string to write needs to be scalar. The command fwrite() is used to write into binary format, thus it does not ...

ongeveer 3 jaar ago | 0

| accepted

Answered

Linear scale to Log scale in CWT

Hi Raviteja, the command cwt() allows to use the output matrix of the wavelet transform to produce your own plots. One possibil...

Linear scale to Log scale in CWT

Hi Raviteja, the command cwt() allows to use the output matrix of the wavelet transform to produce your own plots. One possibil...

ongeveer 3 jaar ago | 0

Answered

Get frequency value from the Continuous Wavelet Transform

Hi Angus Joyce: You did not provide any data, thus I could not work on your example. The mathworks example files for wavelet tr...

Get frequency value from the Continuous Wavelet Transform

Hi Angus Joyce: You did not provide any data, thus I could not work on your example. The mathworks example files for wavelet tr...

ongeveer 3 jaar ago | 2

| accepted

Answered

Integrate for a specific period of time

Hi Allison, you can use one of Matlab's integrated ODE solvers to solve your differential equation. The code below makes use of...

Integrate for a specific period of time

Hi Allison, you can use one of Matlab's integrated ODE solvers to solve your differential equation. The code below makes use of...

ongeveer 3 jaar ago | 0

Answered

This how i want the plot to be

Hi idowu Abdul-Semiu, There are several plot-commands that support the image you are showing. Have a look for the following com...

This how i want the plot to be

Hi idowu Abdul-Semiu, There are several plot-commands that support the image you are showing. Have a look for the following com...

ongeveer 3 jaar ago | 0

Answered

Find rows in matrix based on columns value

Hi Steward Tan, in the given matrix there is no single column that contains the values 10 AND 11. If you want to find the rows ...

Find rows in matrix based on columns value

Hi Steward Tan, in the given matrix there is no single column that contains the values 10 AND 11. If you want to find the rows ...

ongeveer 3 jaar ago | 1

| accepted

Answered

Eliminate algebraic loop without using memory block

Hi Boru Wang, there is an article about "Remove Algebraic Loops" in the Matlab documentation: https://de.mathworks.com/help/sim...

Eliminate algebraic loop without using memory block

Hi Boru Wang, there is an article about "Remove Algebraic Loops" in the Matlab documentation: https://de.mathworks.com/help/sim...

ongeveer 3 jaar ago | 0

Answered

How to filter a signal?

Hi Bandw W, if you would like to simulate the output you can use lsim(): %% filter signal % create system myFilter = tf(num1...

How to filter a signal?

Hi Bandw W, if you would like to simulate the output you can use lsim(): %% filter signal % create system myFilter = tf(num1...

ongeveer 3 jaar ago | 0

Answered

Find the minimum of a function and use it to plot a graph.

Hi JACINTA ONWUKA, I do not know what you expect as output. The graph you are trying to plot is produced with every iteration. ...

Find the minimum of a function and use it to plot a graph.

Hi JACINTA ONWUKA, I do not know what you expect as output. The graph you are trying to plot is produced with every iteration. ...

ongeveer 3 jaar ago | 0

Answered

How to get different colours for different regions for this problem

Hi pallav pal, one example patch as requested. All others can be drawn accordingly. x1=0:.00001:1; x2=0:.00001:.334; y1=x1...

How to get different colours for different regions for this problem

Hi pallav pal, one example patch as requested. All others can be drawn accordingly. x1=0:.00001:1; x2=0:.00001:.334; y1=x1...

meer dan 3 jaar ago | 0

| accepted

Answered

How to implement an adder without using adder block in Simulink

Hello Gowtham Gowda, my suggestion would be to use the implementation of a full adder which performs bitwise logical operations...

How to implement an adder without using adder block in Simulink

Hello Gowtham Gowda, my suggestion would be to use the implementation of a full adder which performs bitwise logical operations...

meer dan 3 jaar ago | 0