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A problem in using imhist to display histogram of indexed image
First i convert the image to an indexed image, and use only 5 colors to show what is my problem. clear img = imrea...
plus de 10 ans il y a | 1 réponse | 1
1
réponseWhen i make simulation, the plot at workspace is different the plot at scope?? .. I want the plot at workspace same as the plot at scope
Hi Use simulation time vector to plot in command widow, maybe the simulation ran with variable steps. Something like this: ...
environ 11 ans il y a | 0
| A accepté
use evalfis to read input under a range
In your code, input isn't same as [88 134 144]. They are logical (0,1): evalfis([88 134 144]) but: evalfis([0 1 1...
presque 13 ans il y a | 0
| A accepté
Open many files using uiopen or uigetfile
filename = uigetfile('*.*', 'All Files (*.*)','MultiSelect','on');
presque 13 ans il y a | 1
| A accepté
How to use find function in cell array
C = {100*rand(100,2);100*rand(100,2);100*rand(100,2)}; X = cellfun(@(x) find(x(:,1)<27),C,'Un',0);
presque 13 ans il y a | 0
A moving point plot in MATLAB figure with animation.
n = 50; XY = 10 * rand(2,n) - 5; for i=1:n plot(XY(1,i),XY(2,i),'or','MarkerSize',5,'MarkerFaceColor','r') ...
presque 13 ans il y a | 3
| A accepté
Generate gaussian random points in 3D space with a given mean position.
m = [2 0 2]; s = 1; n = bsxfun(@plus,m,s.*randn(100,3)); plot3(n(:,1),n(:,2),n(:,3),'.r') M = mean(n,1) S =...
presque 13 ans il y a | 2
Write in Excel With Matlab on continues Cells
First put your data in a cell array then write it: rangT = 1:10; maximox = rand(10,10); fprintf('Select file locati...
presque 13 ans il y a | 0
| A accepté
how to eliminate the error
@time ===> @times s1.coefs=bsxfun(@times,s1.coefs(:,1:end-1),s1.order:-1:1)
presque 13 ans il y a | 1
| A accepté
how to draw a temperature distribution on (x,y,z)?
t defines color: [x y] = meshgrid(-10:0.1:10); z =zeros(size(x)); z(x+2*y>-9 & 2*x+y<9 & x-y>-10 & x-y<15) = 1; ...
presque 13 ans il y a | 0
Stor data in a vector
p_t2=1:1000 pt2=1:40 JJ=[]; for z=1:40 for v=1:25 XX=p_t2(v)./pt2; JJ=[JJ sum(XX)]; ...
presque 13 ans il y a | 0
| A accepté
im trying to make array of images s1,s2,s3 and s4 and want to show them in different figures ........... what is wrong over there? .........
clear arr={s1,s2,s3,s4}; for i=1:4 b=imread(arr{i}); figure imshow(b); end
presque 13 ans il y a | 0
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how to use "if" statement properly?
A=rand(10,1); B=rand(10,1); z=B./A; z(z<1)=-1./z(z<1)
presque 13 ans il y a | 1
how to draw circles with different radii
n=10; X=rand(n,1)*10; Y=rand(n,1)*10; R=rand(n,1)*3; P=[0:0.1:2*pi 0]; xr=R*cos(P); yr=R*sin(P); X_C=bsxf...
presque 13 ans il y a | 1
inverse laplace transformation and plot of transfer function
Why residue(b,roots(a))? b=[0,-1.387778780781446e-017, -2.775557561562891e-017, 3.333333333333329e-005]; a=[1.0000000000...
presque 13 ans il y a | 0
| A accepté
Getting element row and column (index location) out of a matrix?
Resultant=rand(10,10); [B,IX] = sort(Resultant(:),'descend') [r c] = ind2sub(size(Resultant),IX(1:5))
presque 13 ans il y a | 1
| A accepté
histogram of 3D intensity image and normalize the intensity by linearly fitting the histogram to the ICBM-152
A=uint8(randi(256,256,124,256)-1); H1=imhist(A(:)); % Or %H2=histc(A(:),0:255); B=imread('cameraman.tif'); ...
presque 13 ans il y a | 0
Organize data as vector matrix and do calculation ?
lightV = zeros(1, 1, 3); lightV(1,1,1) = 0.5; lightV(1,1,2) = 0.4; lightV(1,1,3) = 0.7; [Az El] = meshgrid(0:60:36...
presque 13 ans il y a | 0
Howto arrange panels in desktop
After adding editor panel in position [1,2], drag workspace panel and drop it in right half of editor panel: <<http://snag.g...
presque 13 ans il y a | 0
| A accepté
Export to a fixed width text file
A={'s09' 1111222003 321 'P' 'ehz';'z09' 1011222003 321 'O' 'edz'}; A=cellfun(@num2str,A,'Un',false) B=strcat(A(:,1),{' ...
presque 13 ans il y a | 0
horzcat error while using ' '
names=['john'; 'ravi'; 'mary'; 'xiao'] howdy=['10'; '20'; '30' ;'40'] result=[names repmat(' ',4,1) howdy]
presque 13 ans il y a | 0
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How to evaluate dirac function in matlab?
syms x; y=diff(dirac(x),x) subs(y,1)
presque 13 ans il y a | 1
I have a matrix which is [y1 x1 y2 x2 y3 x3.......]. The size variable depends on the input, I wanna extract y(i) and x(i) seperately from this matrix.
a=1:10 y=a(1:2:end)' x=a(2:2:end)'
environ 13 ans il y a | 0
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Maclaurin Series function in matlab
function Maclaurin n=5; x=input('enter the x value: '); epsilon_s=(0.5*10^(2-n)); epsilon=100; maclaurin(1)=1; ...
environ 13 ans il y a | 0
Elementwise multiplication, function definition
[x, y] = meshgrid(linspace(0,400,400),linspace(0,30000,400)); A1 = -8.269000000000000; m1 = 2.071000000000000; m2...
environ 13 ans il y a | 0
| A accepté
Failed to add uniform noise to the image
Hi. You don't need imnoise: round(128+0.2)=128 with 0.1 and 0.2 like you didn't add any noise. Uniform noise with zero m...
environ 13 ans il y a | 0
| A accepté
could you fix these codes?
Hi. Use cell array: I=imread('moon.tif'); C=mat2cell(I(1:32,1:32),8*ones(1,4),8*ones(1,4)); imshow(C{5},'InitialMagni...
environ 13 ans il y a | 0
problem with ssim function
Hi. It's default window: window = fspecial('gaussian', 11, 1.5); If input images has smaller size than 11*11 (it's windo...
environ 13 ans il y a | 0
| A accepté
Create an anonymous function after Symbolic differentiation
Hi. syms x f=@(x) x^3+3*x+1; g=diff(f(x)) h=@(y) subs(g,y)
environ 13 ans il y a | 0
Troubles with modeling step response in Simulink
Delete your Integrator block, you didn't define it in your code.
environ 13 ans il y a | 0
| A accepté
