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bh dhouha


Last seen: mer än ett år ago |  Active since 2015

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How to use a while loop with irregular step?
i would like to use a "while" loop ( while i<20) but with an irregular step. For example it goes this way : i=1,2,3, 5,7,9,12,15...

mer än 9 år ago | 2 answers | 0

2

answers

Question


How to add a legend to a figure, but a legend that changes every iteration in a loop ?
I have a "while" loop (while i< tmax ). What i would like to do is to add the element "curve -- i " to the legend every iteratio...

mer än 9 år ago | 3 answers | 0

3

answers

Question


How to add data to an existing txt file which already contains some lines ?
How to add data to an existing txt file which already contains some lines ?

mer än 9 år ago | 2 answers | 0

2

answers

Question


How to write vectors line by line in a txt file using fprintf delimited by a space?
I have for example these three vectors : [1 2 3 ], [4 5 6 ],[7 8 9]. I would like to get the result like this in the file txt:...

mer än 9 år ago | 1 answer | 0

1

answer

Question


How to import a .geo file (of gmsh) into GUI matlab?
How to load a .geo file (of gmsh) containing lines and arcs into GUI matlab

mer än 9 år ago | 0 answers | 0

0

answers

Question


How to return the intersection point of a line and a circle-arc ?
As shown in the figure below i would like to find the intersection between the edge and the arc Please help me <</matlabcen...

mer än 9 år ago | 1 answer | 0

1

answer

Question


How to detect if there is an intersection between a line and other existing elements in a figure GUI ?
I have a figure GUI matlab which contains elements like circle-arcs and lines (as shown in the fig below). I will draw a line .B...

mer än 9 år ago | 0 answers | 0

0

answers

Question


How to ajust matlab GUI axes appearence?
I adjusted x axe and y axe to be equal (as shown in the fig ) but in the interface they don't appear to be equal, it doesnt take...

mer än 9 år ago | 1 answer | 0

1

answer

Question


How to translate a point on a line by a distance "e" ?
I have the line given by the points A and B . The line is in the form [a b c] where the equation is ax+by+c=0. I would like to k...

mer än 9 år ago | 2 answers | 0

2

answers

Question


How to translate a point according to a direction theta ?
How to translate a point by a distance "d" according to a direction theta ?

mer än 9 år ago | 1 answer | 0

1

answer

Question


What is an edge exacty in matlab? is it simply a line ?
Here i'm not talking about image processing or edge detection. i mean drawing an edge given two points what does it mean? if it ...

mer än 9 år ago | 1 answer | 0

1

answer

Question


How to translate a circle-arc by a distance "e" ?
How to translate a circle-arc by a distance "e" ? i mean in a parallel way.

mer än 9 år ago | 0 answers | 0

0

answers

Question


Does it exist an already developed module on matlab that returns a parallel circle-arc to another given circle-arc ?
I would like to return the parallel circle-arc to a given circle-arc, displaced by a distance "e". I found packages that allow ...

mer än 9 år ago | 1 answer | 0

1

answer

Question


How to adjust axes and grid in GUI matlab? how to get more precision for example [-1 -0.5 0] other than [-1 0]
I would like to make the axes and the grid more precise as shown in the image below but i dont know how . i would like that when...

mer än 9 år ago | 2 answers | 0

2

answers

Question


How to convert a 1x 19 char to 4x5 char ?
How to convert a 1x 19 char to 4x5 char ?

mer än 9 år ago | 1 answer | 0

1

answer

Question


Anyone could help me with the Code matlab of "adaptive thresholding method" of an image?
I searched for hours for the code of this method "adaptative thresholding" but didn't find anything. This method is based on the...

mer än 9 år ago | 2 answers | 0

2

answers

Question


Interpretation of a value of entropy 0.8 of an image ? What is the conclusion ?
If i had a result of 0.877 for an entropy of an image what does it mean?What conclusion can i understand ? Same question for an...

nästan 10 år ago | 0 answers | 0

0

answers

Question


How to obtain the histogram of a colored image by "imhist" ?
I have an image 180x180 colored,i used the function "imhist" but there is always an error i dont know why .

nästan 10 år ago | 1 answer | 0

1

answer

Question


How to change the language of "help" matlab from english to fr without reinstalling all ?
How to change the language of "help" matlab from english to fr without reinstalling all ?

nästan 10 år ago | 0 answers | 0

0

answers

Question


where can i find the code of an existing matlab function like "entropy"(for image processing)?
where can i find the code of an existing matlab function like "entropy"?

nästan 10 år ago | 2 answers | 0

2

answers

Question


What do "fftshift" do exactly for an image ?
What do "fftshift" do exactly for an image ?

nästan 10 år ago | 1 answer | 0

1

answer

Question


How to calculate the mean of an image?
How to calculate the mean of an image? Does the code mean2(img) give the right result?

nästan 10 år ago | 2 answers | 1

2

answers

Question


What is the meaning of A (: ,: ,1) in matlab? where A is a matrix
What is the meaning of A (: ,: ,1) in matlab? where A is a matrix .thanks

nästan 10 år ago | 2 answers | 1

2

answers

Question


How to convert a 1x1 cell to a string?
How to convert a 1x1 cell like {'line'} to a character vector like 'line', or a string like "line" please. thx

nästan 10 år ago | 3 answers | 11

3

answers

Question


How to convert a 2-D char to string?
i have a 2/5 char array that i want to convert to string. How please?

nästan 10 år ago | 1 answer | 0

1

answer

Question


About listbox item selection: If i have two boxes how can i know from which one the cursor has selected?
I have two listboxes : listbox1 containing lines,and listbox2 containing cercles. And i have a button "Set" (as described in the...

nästan 10 år ago | 1 answer | 0

1

answer