Archive for January, 2009

Vector vs Raster

January 28, 2009

Raster- A series of horizontal lines composed of single pixels to form one image.

Vector- An array of data ordered such that individual items can be located with a single index or subscript.

Bitmap- A series of bits that represents an image and each bit represents one pixel.

Anti-aliasing- Makes diagonal edges appear smooth.

PDF- Portable document format.

AI-artificial intelligence.

SVG-Scalable vector graphics.

Adobe Illustrator- A vector based drawing program.

Adobe Photoshop- A graphics editing program.hi-res_img_1_vectorized

Original size 2040 x 2040 – 2399k Vectorized Size 1000×1000

hi-res_img_2_vectorized

Original size 2100 x 2106 – 995k

Images

January 22, 2009
Extra-Large Image

Extra-Large Image

Large Image

Large Image

Meduim Image

Meduim Image

Small Image

Small Image

All these images were found on Google. I learned that bigger images tend to look a little worse and searching for something by size and what you want is difficult.

(5) The student describes the importance of quality and how it is measured in computer technology. The student is expected to:

Talk about of it is useful and how the computer sees it.

(B) identify the inputs, processes, outputs, and feedback associated with computer systems; and

Make sure you know what the hardware is and how to use it.