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2d Wavelet transform of a 4x4 image
I would like to understand the discrete wavelet transform. I have an example of a 4x4 image see below. [8 4 6 2; 6 2 4 0;4 8 8...
presque 7 ans il y a | 1 réponse | 0
0
réponseQuestion
Linear Shift Invariant Filters?
Which of the following are Linear shift invariant filters? -laplacian filter -median filter -dilation filter What is the r...
environ 7 ans il y a | 1 réponse | 0
0
réponseQuestion
Image Segmentation Using Split and Merge
I have a grayscale image that I would like to segment. I would like to write a script and predicate that uses the split and me...
environ 7 ans il y a | 1 réponse | 0
1
réponseQuestion
How to perform binary dilation on a grayscale image?
I would like to write a function that performs binary dilation on a grayscale image. I would like to be able to change the kern...
environ 7 ans il y a | 1 réponse | 0
1
réponseQuestion
I would like to write a computation that will take a vector of 1xN length and then add adjacent matrix values .
I would like to write a computation that will take a vector of 1xN length and then add adjacent matrix values . e.g. [a+b,c+...
environ 7 ans il y a | 1 réponse | 0
1
réponseQuestion
Wavelet Denoising of an image??
I would like to write a function that implements denoising using a Haar-based DWT of a grayscale image. I would like to be able...
environ 7 ans il y a | 1 réponse | 0
0
réponseQuestion
How to write a code for an iteration?
Hi there I would like to run an iterative code. I would like to start with a matrix f0=[a,b,c,d] Then I would like to compute ...
environ 7 ans il y a | 2 réponses | 0
2
réponsesQuestion
Applying Prewitt Filters to an image and then using them to calculate an image gradient
I have applied a prewitt filter to an image with the following kernel [-1 -1 -1;0 0 0;1 1 1]. I would like to use the output a...
environ 7 ans il y a | 1 réponse | 0
1
réponseQuestion
I would like to know the number of bits in a grayscale picture? How do I find this?
I have a grayscale image that is 256x256 pixels. How do I compute the number of bits in the image?
environ 7 ans il y a | 1 réponse | 0
0
réponseQuestion
I would like to know the minimum and maximum intensity level in a grayscale picture? How do I find this?
I have used imfinfo and I have figured out the size of the image (256x256) I would now like to know the intensity levels of eac...
environ 7 ans il y a | 1 réponse | 0
