yonatan gerufi
Pebbles interfaces
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Question
matlab crashes when running code on ~600 images
Hi, i want to remove duplicate images from my portable hardDisk (win 7, 64 bit) i have ~ 650 images, and i don't care abo...
environ 10 ans il y a | 2 réponses | 0
2
réponsesHow to find X and O using Image Processing toolbox?
if the X and O have fixed dimension and shape, is to build a mask for X and mask for O, and run it on the picture.
presque 11 ans il y a | 0
how to add one space to a matrix ?
see in the "file exchange" : <http://www.mathworks.com/matlabcentral/fileexchange/36766-strpad-string-pad-for-matlab STRPAD S...
presque 11 ans il y a | 0
number divided by vector
that's a good question, i believe both needs to be illegal. how do you suggest matlab will understand the command: ...
presque 11 ans il y a | 0
number divided by vector
This is a tricky thing. *a.* the command: 10/ [10,20]' is equal (from matlab point of view) to: [10;0]/ [10;20...
presque 11 ans il y a | 0
odd-even transposition Algorithm
if your array is called "arr", simple code that will do the work is: odd =mod(arr,2); odd_arr = arr.*odd; odd_arr(odd...
environ 11 ans il y a | 0
Subscript indices must either be real positive integers or logicals.
your example is very hard to understand. you should use debug to catch the error. try this method: try your code....
environ 11 ans il y a | 0
Error using * Matrix dimensions must agree. please help.
well, your line: Wu(:,:,j)=Wu(:,:,j)+BF*DBF(j,:)*g2*g2'*DBF'; is totally messed up with dimension. think what dimen...
environ 11 ans il y a | 1
matlab is getting slow when I am trying to read an image using imread() ?
use memory before and after doing: clear all. and see the difference. that's suppose to accelerate your spe...
environ 11 ans il y a | 0
Question
find specific parameter in multiple m-files
Hi all, I want to find the location of specific parameter in multiple m-files. e.g i have 50 matlab files (*.m), and i ...
environ 11 ans il y a | 1 réponse | 3
1
réponsePreallocating zeros in cell array. and Which one is faster? 3D matrix, cell or structure data?
Hi Masha, first of all, regarding to code execution time see " *profiler* ". it's a matlab feature that analyze the runnin...
environ 11 ans il y a | 0
How to write a function and create 3 nested loop then evaluate an integral?
for 3 dim integral use: integral3
environ 11 ans il y a | 0
Why is MATLAB running slow? 2013a vs 2011a
there are many reason this could happen. any other programs are running? try memory to see how much matlab use, a...
environ 11 ans il y a | 0
learning functions, need help
I highly recommend reading how functions works in Matlab. for your question, this: function [out1,out2] = MyAdder(a,b) ...
environ 11 ans il y a | 0
Can anyone please help me correct the error in this program for generating a binary image from rgb image?
if you have image processing toolbox you can use " _im2bw_ " function.
environ 11 ans il y a | 0
How to identify a specific location within a matrix based on a value
possible solution: % construct random binary matrix a=round(rand(5,10)); % find first minimal value: [value,po...
environ 11 ans il y a | 0
| A accepté
how to see the script of step(ha,fc,ang) function?
as far as i know, you can't access Matlab functions except the functions in your toolbox. those access can be viewed with ...
environ 11 ans il y a | 0
find values of indexes
hopfully this will answer your question, The functions min & max give you back: [value, position] you can use it to ...
environ 11 ans il y a | 0
Convert an RGB image to grayscale but keep one color?
Hi, there are several ways to do it, i find it easy to do: red_color = A(:,:,1); green_color = A(:,:,2); blue_c...
environ 11 ans il y a | 0
Standard deviation: error because variable is of type double
Hi Anna, you can use std2(matrix) mean2(matrix) functions instead. your code did work for me, v = randn(...
environ 11 ans il y a | 0
| A accepté
How can i make sure that using imfindcircles will result in non-overlap circles?
Hi Asnida, Use "Circles overlap remover" function (see on file exchange <http://www.mathworks.com/matlabcentral/fileexchange/42...
environ 11 ans il y a | 0
How to extract the value pixel values from an image or masked image?
Hi Dhanya, you can access to a specific pixel by typing : _figure_name(x_pos,y_pos)_ . In the MATLAB workspace, most im...
environ 11 ans il y a | 0
A résolu
Scoring for oriented dominoes
Given a list of ordered pairs, and the order they should be placed in a line, find the sum of the absolute values of the differe...
environ 11 ans il y a
A résolu
Sorted highest to lowest?
Return 1 if the input is sorted from highest to lowest, 0 if not. Example: 1:7 -> 0 [7 5 2] -> 1
environ 11 ans il y a
A résolu
Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...
environ 11 ans il y a
A résolu
Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...
environ 11 ans il y a
A résolu
Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.
environ 11 ans il y a
A résolu
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
environ 11 ans il y a
A résolu
Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...
environ 11 ans il y a
