photo

Rawan hamdi


GUC

自 2013 起处于活动状态

Followers: 0   Following: 0

消息

统计学

  • Thankful Level 1

查看徽章

Feeds

排序方式:

提问


how to plot a hyperspectral image in matlab?
Hi, I've used these 2 lines SIZE = [1208,307 ,191]; X = multibandread('dc.tif', SIZE, 'int16',1, 'bsq', 'ieee-le'); ...

8 years 前 | 1 个回答 | 1

1

个回答

提问


How to perform rotation of an image around it's center?
Hi, I want to rotate an image around it's center by the following steps: 1)Translate the image to the origin so that it's cent...

11 years 前 | 1 个回答 | 0

1

个回答

提问


How to apply wavelet shrinkage denoising on gray scale images?
Hi, i've tried using wden function to denoise an image but it's only used for 1D signals,any help?

11 years 前 | 0 个回答 | 0

0

个回答

提问


How to implement the augmented lagarangian method?
Hi, i have a function like this x = ||g-u||.^2 + lambda.*R where g,u and R are matrices of same size,and l...

11 years 前 | 0 个回答 | 0

0

个回答

提问


how to apply augmented lagarangian method to optimize an equation?
Hi, i'm having an equation : x = argmin ||g-u|| where g and u are 2 matrices of size [280,307,191] and i would like to optim...

11 years 前 | 0 个回答 | 0

0

个回答

提问


How to get arg min of an N-dimensional Matrix ?
Hi, i'm having an image of size[280,307,191] and i want to get the argmin of it,Any help?

11 years 前 | 4 个回答 | 0

4

个回答

提问


How to get a matrix from a least squares equation?
Hi, If i have this term arg min ||Ax-b|| and i used this code to get x x = lsqnonneg(A,b) How can i obtain x in a matrix...

11 years 前 | 0 个回答 | 0

0

个回答

提问


How to optimize a function ?
Hi, i'm running a denoising algorithm on an image which is 3D image and i'm trying to implement some equations and i need help h...

11 years 前 | 1 个回答 | 0

1

个回答

提问


how to get SNR for 2 images
hi, i have 2 images and i would like to get SNR between these 2 images. i have an original clean image which is X0, i added ...

11 years 前 | 1 个回答 | 0

1

个回答

提问


How can i implement least squares of the difference between 2 matrices?
Hi, I'm trying to get the least squares of the difference between 2 matrices argmin ||g-u|| both g and u are matrices of ...

11 years 前 | 1 个回答 | 0

1

个回答

提问


How to raise the tolerance in 'lsqnonneg'
Matlab Exiting: Iteration count is exceeded, exiting LSQNONNEG,Try raising the tolerance (OPTIONS.TolX).

11 years 前 | 0 个回答 | 0

0

个回答

提问


how can i get the PSNR for an multibanded image?
Hi, I have an image which is [307,280,191] and i added some noise to it and i want to get the PSNR between the 2 images (origin...

11 years 前 | 1 个回答 | 0

1

个回答

提问


How to implement the cost function?
Hi, Can anyone help me understand how to implement the cost function: u = arg min(||g-u||).^2 + lambda.R(u) where the term "...

11 years 前 | 0 个回答 | 0

0

个回答

提问


How to multiply elements of a matrix by a number
Hi, I'm having a matrix of size X= [280,307,191] and i want to restore the matrix such that the 3rd dimension of the matrix is ...

11 years 前 | 2 个回答 | 0

2

个回答

已回答
How to loop on a data cube of an image
I've tried this: x= squeeze(X(1,:,1)); y =squeeze(X(:,1,1)); b = X(1,1,:); for i=1:x for j =1 : y ...

11 years 前 | 0

提问


How to loop on a data cube of an image
Hi, I'm trying to calculate gradient at each pixel in a data cube of an image an i'm getting this error "index out of bounds be...

11 years 前 | 0 个回答 | 0

0

个回答

提问


How to loop on a data cube of an image
Hi, I'm trying to calculate gradient at each pixel in a data cube of an image an i'm getting this error "index out of bounds be...

11 years 前 | 3 个回答 | 0

3

个回答

已回答
how to read the data of a hyperspectral image eg. samples,bands..etc from a header file in Matlab
Thank you

11 years 前 | 0

提问


how to get gradient of an image
hi im having a hyperspectral image and im trying to get the gradient operators of the horizontal and vertical directions but i c...

11 years 前 | 3 个回答 | 0

3

个回答

已回答
how to read the data of a hyperspectral image eg. samples,bands..etc from a header file in Matlab
what tiff class?

11 years 前 | 0

提问


how to read the data of a hyperspectral image eg. samples,bands..etc from a header file in Matlab
I'm trying to read a hyperspectral image of type tif in matlab

11 years 前 | 4 个回答 | 0

4

个回答