hasan alhussaini
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A question regarding Ifanbeam and Iradon
Hello i had a technical question regarding these functions. So i have a magnified sinogram, and when i reconstruct the ifan...
6 years 前 | 0 个回答 | 0
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Ifanbeam and Iradon comparison
Hello, i've got two images of the same object. 1st from Ifanbeam and the second from Iradon. is there a image quality techn...
6 years 前 | 0 个回答 | 0
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Gradient magnitude of an image
Hello I've got a general question regarding the gradient magnitude. if i have a gradient magnitude one of image, and the grad...
6 years 前 | 1 个回答 | 0
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Sharpness of an image
Hello, Is there a way to detect the sharpness value of a profile line? Thanks
6 years 前 | 1 个回答 | 0
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how to use contours to compare two images?
Hello, i'm trying compare the following two attachments using contours. if anyone has any information that i can read up about c...
6 years 前 | 1 个回答 | 0
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cone beam x-ray
Hello, i have a set of projections at one rotation angle, I've used iradon/ifanbeam to get the image reconstruction for b...
6 years 前 | 0 个回答 | 0
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creating a dragable box
Hello, i'm trying to create a drag able box in one image, and use the [xmin ymin width height] of the box that i created as the ...
6 years 前 | 0 个回答 | 0
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I need help with ifanbeam
Hello, i'm quite new to matlab, and i'm trying to implement image reconstruction from projections. i have a fanbeam project...
6 years 前 | 0 个回答 | 0
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iradon and radon function
Hello! I'm quite new to the idea of Radon and Iradon functions. Therefore i was not sure if i did them correctly or not. i ha...
6 years 前 | 0 个回答 | 0
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saving an image in a specific folder
Hello, i'm trying to save an image to a specific folder, however when i save the image i would like to give it any name i ...
6 years 前 | 3 个回答 | 0
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selecting a text file from a work directory
Hello! i'm quite new to matlab. i've got the following code [pos_file,workdir] = uigetfile({'*.jpg;*.tif;*.png;*.gif;.txt*','...
6 years 前 | 2 个回答 | 0
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Adding elements of a matrix
Hi, I've attached an image of a variable i have. the variable F is a 5x22 cell, each element in the cell is a 1x3 containing ...
6 years 前 | 2 个回答 | 0
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个回答Splitting an image into smaller regions
Hi Image Analyst. I've altered your code to put each block of the image in a bin named F{r,c}. and F{r,c} is a cell of 2x4...
6 years 前 | 0
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L1 and l2 norm
i'm trying to find the code not the function to implement L1 and L2 norm. I'm trying to compute the L1 and L2 norm of pixels ...
6 years 前 | 2 个回答 | 0
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Reading text in a cell array
Hey! Basically i have a variable called imagetype1, that is a 1x1 cell. that tells gives me a category type such as flowers,d...
6 years 前 | 1 个回答 | 0
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how to save a name in a cell
Hey, so basically i have this variable v, that is in a loop k:1:600 the loop looks at all my images in the folder(which is 6...
6 years 前 | 1 个回答 | 0
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Splitting an image into smaller regions
Hi Guys, I'm working on a code that creates an RGB descriptor for visual search. i've managed to implement the rgb descriptor...
6 years 前 | 3 个回答 | 0
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how to encode a low pass filter to an image
Hi, I'm quite new to Matlab. im trying to write an encoded code to filter an image. i'm using the following filter code. filt...
7 years 前 | 1 个回答 | 0
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im saving two images but how do i change their names ?
Hi, Basically the code saves the two images, but how would i go about giving each image a name? because atm they are overwriting...
7 years 前 | 0 个回答 | 0
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How does Iradon and radon work?
Hi I'm a beginner, I've got a sinogram attach, and i'm not sure what i'm doing wrong with the following code, the data projectio...
7 years 前 | 1 个回答 | 0
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deleting some information in a matrix
Hi i'm quite a beginner on Matlab. basically, the following is an example of a coding im working on, I'm trying to make B hav...
7 years 前 | 1 个回答 | 0
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averaging a column in a image matlab
i'm getting an artefact in my image its going down, is there away to get rid of it? i was thinking maybe use the column on th...
7 years 前 | 2 个回答 | 0
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is there a way to plot a line that is the reverse of the y axis?
Hi i'm looking for a synatix or function that rotates a plot, e.g if i have a peak that is a minimum, is there a way to flip ...
7 years 前 | 1 个回答 | 0
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trying to average some tiff's images
Hi i'm trying to average 5 tiff images, i'm not sure if im doing it correctly? A=5 ysize= 2368; xsize= 2240; dark ...
7 years 前 | 2 个回答 | 0
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Need help with a syntax
basically i'm converting an idl syntax to MATlab the idl syntax is known as "fix" which "The FIX function converts a given expr...
7 years 前 | 2 个回答 | 0
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translating from idl to matlab
Hi I'm trying to translate some codes i have from IDL to matlab. the idl codes are lineflat = reform(flatsub(*,cutline)...
7 years 前 | 1 个回答 | 0
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is there a function similiar to "replicate" from idl?
the idl syntax is described as "The REPLICATE function returns an array with the given dimensions, filled with the scalar value...
7 years 前 | 1 个回答 | 0
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if there a synatix that selects and cuts a line of a image in matlab?
hi i'm looking for syntax that selects a line in a image and cuts it. or is there anything around it? Thanks
7 years 前 | 1 个回答 | 0
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i'm looking for a function that scales the intensity values of Image
Hi I'm looking for a syntax that scales the intensity values of an image lets called "im" between the minimun(min) and maximum ...
7 years 前 | 1 个回答 | 0
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I'm really stuck here.. average images
Hi so i've been working on this code for awhile now. the idea behind it is that i used a machine to capture some images, the ...
7 years 前 | 1 个回答 | 0