photo

Surya Gnyawali


The Ohio State University

Aktiv seit 2015

Followers: 0   Following: 0

Nachricht

Statistik

  • Thankful Level 3

Abzeichen anzeigen

Feeds

Anzeigen nach

Frage


Can anyone answer what is the error about (attached image)?
I was trying to delete some frames from a video (>1500 frames). Want to cut down the size by deleting frames that are affected b...

fast 8 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


Can anyone please answer why the pixel value changes from about 90 to about 0.23 when I apply ind2rgb function?
% I have true color image (looks gray though because it is ultrasound image). I read the image. im = imread('c1d7.JPG'); ...

fast 8 Jahre vor | 2 Antworten | 0

2

Antworten

Frage


how to quantify multicolor images ?
Hi, I have to quantify this attached multi-color image. This image (Picture1.png)is an outcome of (Matlab enhanced from Pictu...

etwa 8 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


In the mouse brain perfusion image attached, could you please tell me how to remove the blue background?
im = imread('Picture1.png'); I = rgb2gray(im); imshow(im); rgbImage = ind2rgb(I, jet(256)); imshow(rgbImage); maskedImage...

mehr als 8 Jahre vor | 0 Antworten | 0

0

Antworten

Frage


can we draw lines based on the color in the image such that red color in the image is thicker to thick and blue to dark blue is thinner none?
I have microvascular perfusion rgb images. Wanted to see vessels but could not do it because of lot of noise (I guess). Now is i...

mehr als 9 Jahre vor | 0 Antworten | 0

0

Antworten

Frage


I want to quantitate blood perfusion image (basically the number of counts of blood vessels in an ROI). Can you help me count the number of vessels in an ROI Please?
Perfusion image has blue, green, yellow, and red color coded map. if it can separate Blue, green, yellow, and red counts that wo...

mehr als 9 Jahre vor | 0 Antworten | 0

0

Antworten

Frage


in the code below can we make freehand drawing of the line instead of straight line?
if true figure, imshow(I); h = imdistline(gca); api = iptgetapi(h); width = api.getDistance(); end

mehr als 9 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


Can anyone help me converting rgb to 8-bit gray scale or indexed color image to open in NeuronJ?
I used: rgb2gray(im), rgb2ind(im,3) it converts but when I open this image in NeuronJ software it says Only 8-bit images can be ...

mehr als 9 Jahre vor | 1 Antwort | 1

1

Antwort

Frage


I could not understand why this part of a code gives error "Undefined function or variable 'normalise'". Can you please figure out for me?
function [normim, mask, maskind] = ridgesegment(im, blksze, thresh) im = normalise(im,0,1); % normalise to have zero mea...

mehr als 9 Jahre vor | 2 Antworten | 0

2

Antworten

Frage


Hi all, I have a image to reduce noise? I used medfilt2(), weiner2(), filter2(fspecal('average',3),image)... none helped. Can anybody help me?
In enhancing blood vessels I used medfilt2(), weiner2(), filter2(fspecal('average',3),image). I also used regionprops() and edge...

mehr als 9 Jahre vor | 0 Antworten | 0

0

Antworten

Frage


Can anybody help me the function adjcontrast() ?
I need to see capillary blood vessels from a perfusion imaging. I need to reduce the noise, enhance contrast. Hoping this functi...

mehr als 9 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


Hi can anybody help me why adjcontrast() function doesn't work? Is there an alternative to adjust contrast? Could you please help me denoise the image?
I need to enhance a perfusion image to see the blood vessels in Laser Speckle Imaging. Tried regionprops(), medfilt2(), imdi...

mehr als 9 Jahre vor | 1 Antwort | 0

1

Antwort