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Eliska Paulikova


Last seen: 2 months ago |  Active since 2022

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First number in foor loop
Hello, this is a part of my code, I have a image analysis, where the program reading frames (h), however is starts to read due t...

1 year ago | 2 answers | 0

2

answers

Question


App designer Edit field, position
thisFrame = read(vid, framesToRead(h)); pos1=app.CTRLVEditField.Value ...

1 year ago | 1 answer | 0

1

answer

Question


How to sum values from a cycle
Hello, I have a loop, and in every cycle it gives me an angle, I would like to sum this angle. For example I get 30 in first loo...

1 year ago | 2 answers | 0

2

answers

Question


How to make the axes equal
axes_x = htabulka(:,1); axes_y = htabulka(:,2); plot(axes_x, axes_y) Dolx=Sp(:,1)-82.5; Dopx=Sp(:,1)+82.5; Doly=Sp(:,2)-82....

1 year ago | 1 answer | 0

1

answer

Question


Change pixels to mm in axes in plot
Hello, I have a table, I know that 1 pixel is 0.14mm. But if I plot some points from the table. The axes is in pixels. But I w...

1 year ago | 1 answer | 0

1

answer

Question


Change pixels to mm in axes
Hello, I have an image, I know that 1 pixel is 0.14mm. But if I plot some points from the image. The axes is in pixels. But I wo...

1 year ago | 2 answers | 0

2

answers

Question


Image analysis, object detection
Hello, I have this image and I would like to Matlab detect also the blue line not only the red circle. Do you now how ca...

1 year ago | 1 answer | 0

1

answer

Question


Read data from hard disk
Hello, I use Matlab for Image analysis, so I use it for my video experiment. I have my videos on hard disk, so every time I woul...

1 year ago | 0 answers | 0

0

answers

Question


How to skip an empty value
Hello I work with this data in my program, but if there are empty spots, the program stops itself. I would like to now, how ...

1 year ago | 1 answer | 0

1

answer

Question


Matlab menu sum values
Hello everyone, I have a values in the menu, now I would like to choose for example two of them, and sum them. But if I read v...

2 years ago | 2 answers | 0

2

answers

Question


Why the mod function does not work
My code started with 0 degree but when it gets only 180 and than it get 170, 160 and so on ... I would like it to 2pi (360 degre...

2 years ago | 1 answer | 0

1

answer

Question


how to find concave angle between three points
Hello how can I fing agle if I know three points, but I would like to reald also the concave one. this function ang = atan2(no...

2 years ago | 1 answer | 0

1

answer

Question


angle between three points please help
for f=1:h t=(f-1)*k/20; m=f+1; P0=[171.5 239.5]; %střed [x,y] P1=[htabulka(1,1),htabulka(1,2)]; %XY1 [x,y] ...

2 years ago | 0 answers | 0

0

answers

Question


Angle with three points
Hello, I have a object rotation (video) I have a three points and I would like to know the angle of that points. But two points ...

2 years ago | 1 answer | 0

1

answer

Question


viscircles, how to always take only one cycle
Hello, in viscircles I would like to always take only one cycle, sometimes it gives me 2 .. but How I define to random define on...

2 years ago | 1 answer | 0

1

answer

Question


Find the most furthest point in binary images
Hello, I have a binary image, and I would like to find x and y values of the most furthest point ---> so the point which is cl...

2 years ago | 1 answer | 0

1

answer

Question


Save data from cycle into one table
Hello, I have a code where the aotput is x and y, but I would like to store this data into one table or varieble. Problem is, th...

2 years ago | 1 answer | 0

1

answer

Question


Processing data from loop
Hello I have a problem, I have a video which I cut into many frames I apply on them segmentation and I get x and y values from t...

2 years ago | 1 answer | 0

1

answer

Question


Is there any function with same function as strel, but where I can define a center of shape not only the radius
Hello, I have a binary image, I would like to create strel function with shape of circle, but I would like to define the center ...

2 years ago | 1 answer | 0

1

answer

Question


Which units does viscircle use
Hi, function viscircles gives me the output radii = 30 . But I have no idea in which units it is. Thank you for answer

2 years ago | 1 answer | 0

1

answer

Question


Change exact area in binary images from 1 to 0
Hello, I have this binary image, I know the center and the radius of that circle, and I would like to change this circle to ...

2 years ago | 1 answer | 0

1

answer

Question


Make a video from images in while loop
Hello I had a video that I separated to "n" frames, I apply a segmentation on them and now I would like to make the video again ...

2 years ago | 1 answer | 0

1

answer

Question


Tracking binary images and get x and y data from it (return their location)
Hello, I have a video, that I split and I make a cycle, where on every single frame in that video I applyed segmentation. So no...

2 years ago | 1 answer | 0

1

answer

Question


Crop frames in video and apply it on other frames.
Hello, I have a video, which I split in frames. Now, I would like to take the first frame, crop it, and this crop apply on othe...

2 years ago | 1 answer | 0

1

answer

Question


While loop does not give me back the value
I need to imshow the Rpokus, but matlab says that is not exist please help vid=VideoReader("video.mp4"); k=200; whil...

2 years ago | 1 answer | 0

1

answer

Question


Using while loop in a video
Hello, My goal is to read a video, than split it to different number of frames, and than make it stop. It still does not work. P...

2 years ago | 1 answer | 0

1

answer

Question


Automatically crop an image
Hello, I need to automatically crop the rectangular part, how can I do it? Thank you Thank you

2 years ago | 1 answer | 0

1

answer

Question


Cut the object in the image
Solved

2 years ago | 1 answer | 0

1

answer

Question


It takes so long --> many frames
vid=VideoReader("Pokus č 4. (1).avi") while hasFrame(vid) frame=readFrame(vid); numberOfFrames = vid.NumFra...

2 years ago | 0 answers | 0

0

answers

Question


I want to read every second frame from video
Hello, I have video which has 15 GB, so it takes to long to read it, I also need to add the segmentation to frames. So I decided...

2 years ago | 1 answer | 0

1

answer