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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.

5年弱 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...

7年弱 前 | 1 件の回答 | 0

1

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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 ...

7年弱 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...

8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年以上 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年以上 前 | 3 件の回答 | 0

3

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回答済み
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年以上 前 | 0

回答済み
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年以上 前 | 0

| 採用済み

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

11年以上 前 | 17

回答済み
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年以上 前 | 0

回答済み
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年以上 前 | 1

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Imsplit
Split image or matrix into subparts using simple syntax.

11年以上 前 | ダウンロード 5 件 |

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

11年以上 前 | ダウンロード 1 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年以上 前 | 1

回答済み
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年以上 前 | 0

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

11年以上 前 | ダウンロード 1 件 |

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回答済み
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年以上 前 | 0

回答済み
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 ...

12年弱 前 | 0

回答済み
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!...

12年弱 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.

12年弱 前 | ダウンロード 2 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.

12年弱 前 | 0

| 採用済み

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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...

12年弱 前 | 0

回答済み
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...

12年弱 前 | 1

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

12年弱 前 | 0

送信済み


Zerocolor
Set colormap entry for zero values to specified RGB color

12年弱 前 | ダウンロード 2 件 |

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回答済み
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...

12年弱 前 | 0

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

12年弱 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...

12年弱 前 | 2 件の回答 | 1

2

回答

回答済み
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);

12年弱 前 | 0

解決済み


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...

12年弱 前

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