http://www.isnare.com/?s=author&a=Andrew+Spivak Computers and Technology Andrew Spivak Sat, 15 Mar 2008 00:00:00 +0800 http://www.isnare.com/?aid=125308&ca=Computers+and+Technology We will have a look on how JPEG works in the simplest settings. Forget about color images, let's stick to grey-scale images. What is such an image? It is actually a table with numbers, representing brightness of the corresponding points, which vary from 0 to 255. What do we have to do? We have to de... Computers and Technology Andrew Spivak Sat, 15 Mar 2008 00:00:00 +0800 http://www.isnare.com/?aid=125309&ca=Computers+and+Technology As you probably know, JPEG file format is widely used in digital cameras because it can reduce the size of the files containing pictures dramatically. But people never stop from wanting to get more... Can you get more? Do you have hundreds or thousands of digital photos which occupy a noticeable par...