Jurgen

VU University

2012 年からアクティブ

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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.

4年以上前 | 4

質問

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...

6年以上前 | 1 件の回答 | 0

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質問

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 ...

6年以上前 | 1 件の回答 | 1

1

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質問

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...

7年以上前 | 1 件の回答 | 0

1

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質問

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...

8年弱前 | 1 件の回答 | 0

1

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質問

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...

8年弱前 | 3 件の回答 | 0

3

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How 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...

9年弱前 | 0

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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.

11年弱前 | 0

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How can I normalize data between 0 and 1 ? I want to use logsig...
NDATA = mat2gray(DATA);

11年弱前 | 17

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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 = [...

11年弱前 | 0

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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...

11年弱前 | 1

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Imsplit
Split image or matrix into subparts using simple syntax.

11年弱前 | ダウンロード 1 件 |

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Colormix
Combine basic colors with string syntax to create any RGB color.

11年弱前 | ダウンロード 2 件 |

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convert matrix to rgb
The FEX has mat2im and real2rgb. Can recommend both! <http://www.mathworks.nl/matlabcentral/fileexchange/23342-real2rgb-color...

11年弱前 | 1

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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...

11年弱前 | 0

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Valcolor
Apply color CLR to colormap entry pertaining to value VAL. Either scaled or indexed figure.

11年弱前 | ダウンロード 1 件 |

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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 ...

11年弱前 | 0

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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 ...

約11年前 | 0

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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!...

約11年前 | 0

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Mat2gray variant with dimension option
Normalizes sections of an N-D matrix divided along DIM to the 0.0-1.0 range.

約11年前 | ダウンロード 4 件 |

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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.

約11年前 | 0

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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...

約11年前 | 0

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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...

約11年前 | 1

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Multiple plot handles to the same figure
Also, maybe figsplit and figmerge may help. <http://www.mathworks.com/matlabcentral/fileexchange/31737-splitmerge-matlab-figu...

約11年前 | 0

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Zerocolor
Set colormap entry for zero values to specified RGB color

約11年前 | ダウンロード 1 件 |

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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...

約11年前 | 0

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Image Transformation using Parallel Processing / GPU
Maybe this helps: http://www.mathworks.nl/discovery/matlab-gpu.html

約11年前 | 0

質問

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...

約11年前 | 2 件の回答 | 1

2

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DO I need Image processing tool box to upload image into GUI
I think this should work? I = imread('file_on_path.jpg') imagesc(I);

約11年前 | 0

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

約11年前

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Jurgen

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