I cant open Yale Database in matlab in windows 7 os. To open it in matlab what filetype i have to give ?

I cant open Yale Database in matlab in windows 7 os. If i want to open it what filetype i have to use, since It doesnt showing any filetype in properties of image i cant able to open the image file in matlab for example :

A = imread('imagename.filetype')

Answer 1

[Walter Roberson]

Configure Windows Explorer to show file extensions. http://windows.microsoft.com/en-us/windows/show-hide-file-name-extensions#show-hide-file-name-extensions=windows-7

[SWAMINATHAN]

Thank you very much sir. Sorry for very late reply