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14 lines
477 B
Markdown
14 lines
477 B
Markdown
# Image Representation
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- image is composed of discrete pixels
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- **image size**:: *total number of pixel in vertical line* x *total number of pixels in horizental line* <!--SR:!2022-02-10,3,250-->
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```ad-attension
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it does not specify the size of the image
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```ad-ex
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A 640 x 480 image would measure 6 inches by 5 inches when presented (e.g., displayed or printed) at 96 pixels per inch.
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On the other hand, it would measure 1.6 inches by 1.2 inches at 400 pixels per inch.
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```
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