Recent Changes - Search:

Nehru Planetarium

TaareWiki Home

EclipseWiki

Taaramandal Scripts

Jantar Mantar Calibration

Zameen-Aasmaan IYA workshops

Miscellaneous

Meta PmWiki

pmwiki.org

edit SideBar

Sunspot Image Processing

Project by Siddharth Singh and Varun Jewalikar, Delhi Technological University

Paper published in International Conference on image and video processing and computer vision 2010

Attempts at creating a program that will recognise the presence of sunspots:

(details of the software used and procedure adopted, to be added)

The sun disk image from spaceweather.com archives

The original image has been converted into grayscale from RGB colorspace and thresholding has been applied to highlight regions contaning only sunspots

Connected component labeling has been applied on image 2 to find out the number of sunspots, each of the blue circle defines a unique sunspot as labeled by our program

Edit - History - Print - Recent Changes - Search
Page last modified on August 23, 2011, at 04:35 AM EST