Beantwortet
3D Matrix to 2D Matrix
Hi Adnan 1. generating test matrices Y=randi([-10 10],2,2,4) YT=zeros(8,8) YT([1 2],[1 2])=Y(:,:,1) YT([...
3D Matrix to 2D Matrix
Hi Adnan 1. generating test matrices Y=randi([-10 10],2,2,4) YT=zeros(8,8) YT([1 2],[1 2])=Y(:,:,1) YT([...
mehr als 9 Jahre vor | 1
Beantwortet
System identification Windkessel - pulse wave
Hi David 1. I have simulated the circuit of your question in ADS and I get the following transient <</matlabcentral/ans...
System identification Windkessel - pulse wave
Hi David 1. I have simulated the circuit of your question in ADS and I get the following transient <</matlabcentral/ans...
mehr als 9 Jahre vor | 0
Beantwortet
Crop an image using coordinate
Hi Hu A=imread('im1.jpg');imshow(A) <</matlabcentral/answers/uploaded_files/71376/001.jpg>> p=ginput(2) p...
Crop an image using coordinate
Hi Hu A=imread('im1.jpg');imshow(A) <</matlabcentral/answers/uploaded_files/71376/001.jpg>> p=ginput(2) p...
mehr als 9 Jahre vor | 10
Beantwortet
How to reshape two cell arrays of strings into a cell array of cell arrays
Hi Paolo the following has the same size and type as the result of your for loop A=reshape({row1{:} row2{:}},2,8...
How to reshape two cell arrays of strings into a cell array of cell arrays
Hi Paolo the following has the same size and type as the result of your for loop A=reshape({row1{:} row2{:}},2,8...
mehr als 9 Jahre vor | 0
Beantwortet
plotting function over interval
Hi Marien 1. the new function *fplot* works, although with a speed warning, that is not that critical a=62; b=95; ...
plotting function over interval
Hi Marien 1. the new function *fplot* works, although with a speed warning, that is not that critical a=62; b=95; ...
mehr als 9 Jahre vor | 2
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Beantwortet
how to save multiple figure without displaying
Yu Li why don't you just save the variables, [x,y] for each plot BEFORE plotting in a .mat file? if you find this answer...
how to save multiple figure without displaying
Yu Li why don't you just save the variables, [x,y] for each plot BEFORE plotting in a .mat file? if you find this answer...
mehr als 9 Jahre vor | 2
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Beantwortet
How to calculate the mean of the values of the elements of several arrays according to polygons of a shapefile. And how to fill these values in the dbf of the shepefile.
Hi Denilson one way to calculate the mean values of such sets belonging to same matrix is mean(A(mask)) let me r...
How to calculate the mean of the values of the elements of several arrays according to polygons of a shapefile. And how to fill these values in the dbf of the shepefile.
Hi Denilson one way to calculate the mean values of such sets belonging to same matrix is mean(A(mask)) let me r...
mehr als 9 Jahre vor | 0
Beantwortet
Splitting a large vector into smaller ones of random size
Hola Paco tal y como se indica en el HELP del MATLAB, si sigues las recomendaciones indicadas, 'evalin' es un comando muy p...
Splitting a large vector into smaller ones of random size
Hola Paco tal y como se indica en el HELP del MATLAB, si sigues las recomendaciones indicadas, 'evalin' es un comando muy p...
mehr als 9 Jahre vor | 1
Beantwortet
How to plot specific rows and columns from a matrix?
Hi Ian 1. generating test matrix A=randi([0 100],50); imshow(uint8(A)) <</matlabcentral/answers/uploaded_files/...
How to plot specific rows and columns from a matrix?
Hi Ian 1. generating test matrix A=randi([0 100],50); imshow(uint8(A)) <</matlabcentral/answers/uploaded_files/...
mehr als 9 Jahre vor | 1
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Beantwortet
How does the command unique work?
Hi Haroon it does return the unique values sorted out, but what perhaps confuses you is the amount of output arguments you ar...
How does the command unique work?
Hi Haroon it does return the unique values sorted out, but what perhaps confuses you is the amount of output arguments you ar...
mehr als 9 Jahre vor | 9
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Beantwortet
how to make a colum of multiple 1 to 5. i want to make column vector of [1;1;1;1;1;1;1;1;1;1;1;1;1;1;2;2;2;2;2;2;2;2;2;2;2;2;2;2;3;3;3;3;3;3;3;3;3;3;3;3;3]. is there any way to make this kind of vector instead of typing this many times.
thanks Guillame for pointing that out Hi Pooja Patel even easier 1. for the data given in the question A=[ones(1,1...
how to make a colum of multiple 1 to 5. i want to make column vector of [1;1;1;1;1;1;1;1;1;1;1;1;1;1;2;2;2;2;2;2;2;2;2;2;2;2;2;2;3;3;3;3;3;3;3;3;3;3;3;3;3]. is there any way to make this kind of vector instead of typing this many times.
thanks Guillame for pointing that out Hi Pooja Patel even easier 1. for the data given in the question A=[ones(1,1...
mehr als 9 Jahre vor | 1
Beantwortet
Simple question, array of strings
Walter is right, with no additional details, type cell is the preferred class for building arrays of varying length strings: ...
Simple question, array of strings
Walter is right, with no additional details, type cell is the preferred class for building arrays of varying length strings: ...
mehr als 9 Jahre vor | 0
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Beantwortet
how to make a colum of multiple 1 to 5. i want to make column vector of [1;1;1;1;1;1;1;1;1;1;1;1;1;1;2;2;2;2;2;2;2;2;2;2;2;2;2;2;3;3;3;3;3;3;3;3;3;3;3;3;3]. is there any way to make this kind of vector instead of typing this many times.
even easier A=[ones(1,1) 2*ones(1,20) 3*ones(1,50)]' if you find this answer useful would you please be so kind to mark ...
how to make a colum of multiple 1 to 5. i want to make column vector of [1;1;1;1;1;1;1;1;1;1;1;1;1;1;2;2;2;2;2;2;2;2;2;2;2;2;2;2;3;3;3;3;3;3;3;3;3;3;3;3;3]. is there any way to make this kind of vector instead of typing this many times.
even easier A=[ones(1,1) 2*ones(1,20) 3*ones(1,50)]' if you find this answer useful would you please be so kind to mark ...
mehr als 9 Jahre vor | 2
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Beantwortet
Array with a changing sequence
Hi Y.U. I like composing signals, so I hope you like this one: % time frame t0=7200 nx=[1:1:t0]; % allocating ...
Array with a changing sequence
Hi Y.U. I like composing signals, so I hope you like this one: % time frame t0=7200 nx=[1:1:t0]; % allocating ...
mehr als 9 Jahre vor | 0
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Beantwortet
How to add up multiple values at every co-ordinate.
thanks for attaching the images showing what you get so far and what you expect. Are you reading with MATLAB from XML format ...
How to add up multiple values at every co-ordinate.
thanks for attaching the images showing what you get so far and what you expect. Are you reading with MATLAB from XML format ...
mehr als 9 Jahre vor | 0
Beantwortet
How can I write a matlab code for three index summation? Please help me.
John with the additional details perhaps the following would qualify to accepted answer 1. for 1 product B=[2 1;3 ...
How can I write a matlab code for three index summation? Please help me.
John with the additional details perhaps the following would qualify to accepted answer 1. for 1 product B=[2 1;3 ...
mehr als 9 Jahre vor | 0
Beantwortet
How to add up multiple values at every co-ordinate.
Alexandra understanding that contourf(LIG6.Fer(:,:,1)'); is a matrix 3x3xN where N is constant or varies from Lat Lo...
How to add up multiple values at every co-ordinate.
Alexandra understanding that contourf(LIG6.Fer(:,:,1)'); is a matrix 3x3xN where N is constant or varies from Lat Lo...
mehr als 9 Jahre vor | 0
Beantwortet
How can I write a matlab code for three index summation? Please help me.
John d=4;c=2;p=3; Q=randi([-10 10],d,c,p) B=randi([-10 10],d,c) C=randi([-10 10],d,c,p) beta=randi([-...
How can I write a matlab code for three index summation? Please help me.
John d=4;c=2;p=3; Q=randi([-10 10],d,c,p) B=randi([-10 10],d,c) C=randi([-10 10],d,c,p) beta=randi([-...
mehr als 9 Jahre vor | 0
Beantwortet
how to calculate signal to noise ratio for a sound recorded by microphone?
to tell if a place is noisy, pros usually measure dBA: on a microphone with known reception diagram, weighted air pressure...
how to calculate signal to noise ratio for a sound recorded by microphone?
to tell if a place is noisy, pros usually measure dBA: on a microphone with known reception diagram, weighted air pressure...
mehr als 9 Jahre vor | 3
Beantwortet
How do I write a function which computes the first n values of factorial k using a for loop?
Hi Haley please have a look at the recursive implementation of factorial with anonymous functions. iif = @(varargin) var...
How do I write a function which computes the first n values of factorial k using a for loop?
Hi Haley please have a look at the recursive implementation of factorial with anonymous functions. iif = @(varargin) var...
mehr als 9 Jahre vor | 0
Beantwortet
How to create a silhouette from image
Hi Brenton please help me out and tell if I am on the right direction 1. capture A=imread('etiquette.jpg'); % f...
How to create a silhouette from image
Hi Brenton please help me out and tell if I am on the right direction 1. capture A=imread('etiquette.jpg'); % f...
mehr als 9 Jahre vor | 0
Beantwortet
How to plot the values from while loop? I got blank graph
Hi Mr Lee now your script plots theta=input('Enter the launch angle in degrees:'); TimeIncrement=input('Enter the t...
How to plot the values from while loop? I got blank graph
Hi Mr Lee now your script plots theta=input('Enter the launch angle in degrees:'); TimeIncrement=input('Enter the t...
mehr als 9 Jahre vor | 1
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Beantwortet
How to draw a log function?
is this what you are after? clc close all warning off z = @(x) 10.^(-.3+(1.75*log10(x))); y = @(x) (10.^-.3)*(x...
How to draw a log function?
is this what you are after? clc close all warning off z = @(x) 10.^(-.3+(1.75*log10(x))); y = @(x) (10.^-.3)*(x...
mehr als 9 Jahre vor | 2
Beantwortet
scatter randomized points with circles
Hi Marwen Here are 2 functions that solve the question, not randomly guessing points from the entire area, but excluding grad...
scatter randomized points with circles
Hi Marwen Here are 2 functions that solve the question, not randomly guessing points from the entire area, but excluding grad...
mehr als 9 Jahre vor | 1
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Beantwortet
Executing the while loop
Hi DIP I agree with Rahul You can get the loop to spin more times by increasing the error threshold. 1. .. er...
Executing the while loop
Hi DIP I agree with Rahul You can get the loop to spin more times by increasing the error threshold. 1. .. er...
mehr als 9 Jahre vor | 1
Beantwortet
How to get RGB of each pixel of grain
Hi Mahirah A start point for your RGB coding could be the following 1. RGB A=imread('001.jpg'); title('init...
How to get RGB of each pixel of grain
Hi Mahirah A start point for your RGB coding could be the following 1. RGB A=imread('001.jpg'); title('init...
mehr als 9 Jahre vor | 1
Gesendet
Scatter Points complying minimal distance
rectangle W H scatter fixed amount circles or saturating rectangle complying minimal distance
mehr als 9 Jahre vor | 205 Downloads |
Beantwortet
Is there a way to extract a specific element adjacent to an element that you specify in a matrix and change it. So I would like to extract 0 adjacent to 153 in this matrix. | 0 0 0 0 | | 0 153 0 0 | | 0 0 0 0 |
Let's focus on providing working MATLAB code to the people originating questions. Ahmed function [val perx pery]=perimet...
Is there a way to extract a specific element adjacent to an element that you specify in a matrix and change it. So I would like to extract 0 adjacent to 153 in this matrix. | 0 0 0 0 | | 0 153 0 0 | | 0 0 0 0 |
Let's focus on providing working MATLAB code to the people originating questions. Ahmed function [val perx pery]=perimet...
mehr als 9 Jahre vor | 1
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Beantwortet
Getting rid of for loop in one-liner code
Sakil ok for a matrix, look: A=[1 2;3 4];n=[1:1:10];L=A(:);B=reshape(bsxfun(@power,L,n),[size(A),10]) the...
Getting rid of for loop in one-liner code
Sakil ok for a matrix, look: A=[1 2;3 4];n=[1:1:10];L=A(:);B=reshape(bsxfun(@power,L,n),[size(A),10]) the...
mehr als 9 Jahre vor | 0
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Beantwortet
Solve the system of equations
A=[1 2 0 0 4 3 -6 0 0 5 -1 9 0 0 7 7]; b=[1;2;0;0]; since det(A)==0 = 0 the operator ...
Solve the system of equations
A=[1 2 0 0 4 3 -6 0 0 5 -1 9 0 0 7 7]; b=[1;2;0;0]; since det(A)==0 = 0 the operator ...
mehr als 9 Jahre vor | 1
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