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Feeds
Reading a select number of characters from a string
If you don't want to convert to char type: extractBetween and it's brethren work on the newer string datatype.
fast 5 Jahre vor | 4
Frage
Check if property is dependent
I'm trying to write a method that checks if the non-dependent properties of a class are initialized properly. Using ` fieldnames...
fast 7 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Concise way to compare/find multiple values
If I have a matrix of integers called A and want to find the mask corresponding to values 1 and 7, I currently do this: mask ...
fast 7 Jahre vor | 1 Antwort | 1
1
AntwortFrage
Extend scope of variables to other local functions
I have a function that uses a few helper functions. I'd like these helper functions to have access to variables without: * pa...
etwa 8 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Select visual studio compiler with mex
I have visual studio 2015 (community) installed. It can compile C++ fine. Do I still need the Windows SDK to use mex, or is ther...
etwa 8 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Convert binary ROI to polygon
I have a binary image with a concave polygon drawn in a paint application. Using find() I get a set of points, but they aren't o...
mehr als 8 Jahre vor | 3 Antworten | 0
3
AntwortenHow to divide a matrix into smaller matrices
A cell type can hold several matrices, so splitting your matrix should output a cell. Mat2cell has syntax that let's you carve u...
mehr als 9 Jahre vor | 0
problem in image resizing
Have you tried .bmp? I think that does not use compression. It should be slightly greater than 100KB due to the header.
mehr als 11 Jahre vor | 0
| akzeptiert
How can I normalize data between 0 and 1 ? I want to use logsig...
NDATA = mat2gray(DATA);
mehr als 11 Jahre vor | 17
how to choose the value?
I suggest you concatenate the numerical input l1 with the string 'bus'. Then display the content with display(). E.g. X = [...
mehr als 11 Jahre vor | 0
How do I change the image displayed in the axes of a gui?
Agree with Image Analyst, you can use the same command as with the first button to display. Alternatively changing the CData pro...
mehr als 11 Jahre vor | 1
convert matrix to rgb
The FEX has mat2im and real2rgb. Can recommend both! <http://www.mathworks.nl/matlabcentral/fileexchange/23342-real2rgb-color...
mehr als 11 Jahre vor | 1
Endometrial cancer detection using Image processing
Since you don't know where the cells are, cropping the images could mean deleting the areas with the cancer cells. So it is your...
mehr als 11 Jahre vor | 0
| akzeptiert
Create .mat similar to MRI for image processing
3D display on a 2D screen may not be the best option. Most MRI analysis programs just show slices from several directions. I ...
mehr als 11 Jahre vor | 0
how can i calculate brightness,contrast,hue and saturation of a image?
Assuming its an rgb image, you can do rgb2hsv to find the hue and saturation of pixels. Value is similar to brightness, but you ...
mehr als 11 Jahre vor | 0
Resizing two images to the same pixel dimensions without aspect ratio distortion
Your question is: Can I change the aspect ratio of A to fit that of B without changing the aspect ratio of A? It makes no sense!...
mehr als 11 Jahre vor | 0
How to use an absolute scale with colormaps
Yes, just adjust the CLim property of the axes to the desired range. e.g. caxis([0 45]) will map the colors to 0-45 range.
mehr als 11 Jahre vor | 0
| akzeptiert
To tilt image backwards
Instead of doing it manually, use a for loop, compare with 'correct' reference image (e.g. sum of squared differences) and selec...
mehr als 11 Jahre vor | 0
how to detect noise in an image?
You're not the first: <http://www.mathworks.com/matlabcentral/answers/52882-image-noise-estimation-image-processing> <http...
mehr als 11 Jahre vor | 1
Multiple plot handles to the same figure
Also, maybe figsplit and figmerge may help. <http://www.mathworks.com/matlabcentral/fileexchange/31737-splitmerge-matlab-figu...
mehr als 11 Jahre vor | 0
Can someone help me with my image processing?
I think your problem is similar to a recent post by Steve Eddins: http://blogs.mathworks.com/steve/2012/12/18/counting-object...
mehr als 11 Jahre vor | 0
Image Transformation using Parallel Processing / GPU
Maybe this helps: http://www.mathworks.nl/discovery/matlab-gpu.html
mehr als 11 Jahre vor | 0
Frage
List all toolbox functions
Ive looked around but only found depfun() and which(). But is there a command that lists all functions in a toolbox (excluding d...
mehr als 11 Jahre vor | 2 Antworten | 1
2
AntwortenDO I need Image processing tool box to upload image into GUI
I think this should work? I = imread('file_on_path.jpg') imagesc(I);
mehr als 11 Jahre vor | 0
how to set the image into axis using GUI?
It seems you name your image axes1. I'm not sure what axes11 is,nor what hadles.loadimage contains. have you tried image(ax...
mehr als 11 Jahre vor | 0
| akzeptiert
remove unused callbacks from GUI m files
Should not be a problem. Be careful that that message will appear on all your callbacks (local functions), even the ones you do ...
mehr als 11 Jahre vor | 0
give title below a figure
subplot(1,3,1); imshow(rand(300)); mt(1) = title('TEST1'); subplot(1,3,2); imshow(rand(300)); mt(2) = title('TEST2'); su...
mehr als 11 Jahre vor | 2
| akzeptiert
Display gray color only from grayscale image
imshow(I,[6 249]) if it's a 2D image slice you want to visualize.
mehr als 11 Jahre vor | 0
How to assign Pixel values to the entire images?
Not 100% sure what format your images are, but try this: If A is your 32x32 image, then A = mat2gray(A) will scale...
mehr als 11 Jahre vor | 1
Fusion of CT and MRI images, MI method
Alright, for a rotation and xtranslation example: stepsize1 = pi/180; %e.g. 1 degree stepsize2 = 1; %e.g. 1 pixel ...
mehr als 11 Jahre vor | 0