Question

How to change variable name from known string?
*Given:* I have variable "Old_var=55" and string "New_var". *Want:* How to change name from Old_var to New_var by using code,...

meer dan 9 jaar ago | 1 answer | 0

Question

Image correlation / matching / alignment
Hello everybody, I have 2 similar images, but taken with 2 different cameras, so the intensity may vary, also small displacem...

meer dan 9 jaar ago | 2 answers | 0

Question

Efficient way to set specific range of pixels to zero.
Hello everybody, I have gray image with pixels from 0 to 255. And I would like to set pixel from 90 to 100 to zero. I've w...

meer dan 9 jaar ago | 1 answer | 0

Question

How to make continuous contour line discrete?
Dear all, I have a contour of a circle. I want to decimate (downsample) it to 50 samples of original contour. What is the be...

meer dan 9 jaar ago | 0 answers | 0

Question

Automatic Image Registration or Alignment in Matlab.
Dear all, I have more than 30 image with similar background (with a little bit of motion) , I'm wondering, if you could sugg...

meer dan 9 jaar ago | 2 answers | 0

Question

How to overlay original image with created filled circle?
Dear All, I have following shape: <</matlabcentral/answers/uploaded_files/25569/SA_r1.jpg>> And I want to draw...

bijna 10 jaar ago | 1 answer | 0

Question

Remove noise in MRI image.
Original Image: <</matlabcentral/answers/uploaded_files/25202/0.PNG>> I would like to remove noise shown marked in re...

bijna 10 jaar ago | 1 answer | 0

Question

How to grow original shape?
Dear All, Question has been removed by mistake, sorry about it!

bijna 10 jaar ago | 1 answer | 0

Question

How to crop image with nonlinear cropping shape?
Dear all, I have following image: <</matlabcentral/answers/uploaded_files/25430/After_phi_o-phi-f.jpg>> And would lik...

bijna 10 jaar ago | 1 answer | 0

Question

How to store <500x500> double in a loop?
I have following loop, for e=1:25 : : : finalLSF(e)=phi; % phi is where 500x500 double...

bijna 10 jaar ago | 1 answer | 0

Question

How to find prior value to NaN without terminating the loop?
Dear all, I have following code, which I'm using to find value before NaN. For example I have following vector N=[1 2 3 4 N...

bijna 10 jaar ago | 1 answer | 0

Question

How to find approximate coordinates of two corner points in an image without using ginput?
Dear all, I have two corner points (I marked them in red so you can see it) in black and white image. I want to find coordina...

bijna 10 jaar ago | 1 answer | 0

Question

How to plot a line with angle of 'Orientation' and length of 'MajorAxisLength' through 'Centroid'?
Dear All, I would like to plot a line with angle of 'Orientation' and length of 'MajorAxisLength' through 'Centroid'. Simi...

bijna 10 jaar ago | 2 answers | 1

Question

How to merge multiple graphs/vectors in one!
Dear All, Code used: figure; hold on; plot(fliplr(x1), fliplr(y1), 'ro'); plot(x8, y8, 'rx'); plot(fliplr(x...

bijna 10 jaar ago | 1 answer | 0

Question

How to sum 20 images in a loop
Hello everybody I'm wondering *how I can sum more than 15 images in a loop?* Here is the code: imgs=<500x500x20 uint8>...

bijna 10 jaar ago | 2 answers | 0

Question

Make a logical loop with string?
Hello, I would like to make "if" loop by using strings. So if the string is: 'Cor' or 'Sag', do main_LA, else if the string...

bijna 10 jaar ago | 1 answer | 0

Question

Efficient way of finding common elements of two arrays?
Dear all, I have two arrays of different size, for example x1=2:1000; and x2=50:1500; I would like to find common elements s...

bijna 10 jaar ago | 1 answer | 1

Question

Unexpected segmentation of image
Hello everybody, I have following image which I want to segment: Here is the result I have so far: However my expec...

bijna 10 jaar ago | 1 answer | 0

Question

Outer and inner contour of the image from the centroid
Hello everybody, I have following image: <</matlabcentral/answers/uploaded_files/22705/LA_shape.jpg>> I would like...

bijna 10 jaar ago | 1 answer | 0

Question

How to find coordinates of two corner points in an image without using ginput?
I have two corner points (I marked them in red so you can see it) in black and white image. I want to find coordinates of the po...

bijna 10 jaar ago | 1 answer | 0