What is the Steerable Filters? and How can I compute it?

I need to compute the steerable filter on some image.

09 October 2017 5,793 0 View

How can I detect closed contour from edge map image?

After I get edge map for an image using Canny edge or Sobel edge, I need to determine closed contour!

31 December 2016 3,076 2 View

How can I make bounding box around each letter in image containing text?

I have scene image with text, I need to make bounding box for each letter not for whole text.

10 November 2016 7,632 1 View

How I store/save the window figure out from running some codes to open them without using MatLab??

I run my code and I need to save the form containing the output like images or functions to open them without using MatLab.

09 October 2016 8,632 0 View

How to change one dinmension list to two dimensions array with function "ind2sub"?

I have a vector but I need to construct a new array nXm and take his elements from the vector using "ind2sub" function.

09 October 2016 6,664 0 View

How can I detect the paralle lines in binary image?

I have gray scale image, after I convert to binary image I need to extract the parallel lines in the image to remove on of them.

08 September 2016 6,603 11 View

How can I use Baysian rule as a classifier?

I have a huge amount of data and I need to classify them using Bayesian rule into two classes. I know the class label of two classes.

08 September 2016 7,015 4 View

If the kernal convolution used for change image values is 2X2, where the centre of kernal?

I knew that the center of filter/kernal put on the target pixel of the image, if the filter was 2x2, how multiply occurs?

07 August 2016 5,110 0 View

How can I compute the direction of gradient at each pixel of an image I ??

I need MatLab code to compute gradient direction atan(y/x) for image at each pixel.

05 June 2016 9,030 6 View

How can I store the output of several of structures produced from "bwconncomp" ?

I have an image and divide this image into blocks, I apply connected component function called "bwconncomp" to each block, I need to store the PixelIdxList field of the structure produced from...

04 May 2016 3,733 3 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

Can we block unwanted images during the x-ray prediction?

i am try to classify the x-ray images. During classification , can i block unwanted images (except x-ray image).

03 March 2021 7,100 1 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Do I need to strip the PVDF membrane before staining it with colloidal gold?

Dear Colleagues, After running Western blot on PVDF membrane and detection using ECL, I would like to stain my PVDF with colloidal gold to be able to allign the ECL image with total proteins on...

02 March 2021 7,829 3 View

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

How to find the mode of classified ocean colour images?

Hello, I have classified 10 S3 OLCI images from the same area (althouth not the same size and/or quadrant) and I would like to do a final image using the mode of the pixel of these 10 images. I...

01 March 2021 9,874 3 View

How to threshold an image despite bright lighting, using ImageJ/Fiji?

Hi everyone, I am using Fiji to determine the percentage of the image covered by leaves, branches, or trunk, but i've encountered some difficulty when the sun hits parts of my image like the one...

27 February 2021 1,194 3 View

Trouble with Charting with Google Earth Engine (Technical)?

Hello. I have a problem with the charting in google earth engine. I created an image collection by combining 5 image collections of five parameters and using ee.Join.inner ( ) and .apply ( )...

26 February 2021 7,084 2 View

Unknown debris sheets observed in cell culture flasks?

Hi, We culture neural progenitor cells in T175 culture flasks coated with PLO-Laminin. We have successfully grown these cells with our protocol for months. Recently, we observed large sheets...

25 February 2021 3,443 4 View

Can a Golgi-stained dendritic spines picture processed by Image J be directly used for publication?

24 February 2021 3,348 2 View