Assignment-2
代码说明：
Image Compression by: 1) Use Adobe Photoshop to Compress images using LZW algorithm (i.e. lossless technique). 2) Use MATLAB to Compress images using JPEG algorithm (i.e. lossy technique) and Assess objectively the quality of the compressed images
文件列表：
Assignment 2
............\building.tif,817036,2014-02-12
............\building2.tif,816552,2014-02-12
............\building2_compressed_LZW.tif,519608,2014-02-12
............\building_compressed_LZW.tif,491188,2014-02-12
............\Image_Compression.m,15931,2014-02-12
............\imga_comp75.jpg,40136,2014-02-12
............\imga_gray.tif,257040,2014-02-12
............\imga_gray_compressed_LZW.tif,201612,2014-02-12
............\imgb_comp0.jpeg,5605,2014-02-12
............\imgb_comp100.jpeg,209969,2014-02-12
............\imgb_comp25.jpeg,17114,2014-02-12
............\imgb_comp50.jpeg,26645,2014-02-12
............\imgb_comp75.jpeg,40551,2014-02-12
............\imgb_gray.tif,262080,2014-02-12
............\imgb_gray_compressed_LZW.tif,215772,2014-02-12
............\imgc_comp0.jpeg,4463,2014-02-12
............\imgc_comp100.jpeg,159450,2014-02-12
............\imgc_comp25.jpeg,15678,2014-02-12
............\imgc_comp50.jpeg,24119,2014-02-12
............\imgc_comp75.jpeg,36167,2014-02-12
............\imgd_comp0.jpeg,4261,2014-02-12
............\imgd_comp100.jpeg,166265,2014-02-12
............\imgd_comp25.jpeg,15618,2014-02-12
............\imgd_comp50.jpeg,24875,2014-02-12
............\imgd_comp75.jpeg,38036,2014-02-12
............\Presentation 2.pptx,3919553,2014-02-12
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