By analysing data from a sensor that detects light in both the visible and the near-infra-red spectrum, a computer is able to determine the colour, type, shape and position of each item.
The WMAP team used computer programs to find the proportion of wave sizes generating the sound spectrum, just as a prism converts light wavelengths to color.
威尔金森微波各向异性小组运用计算机程序去发现产生声谱的微波大小的比例，正象棱镜转换波长到颜色。
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Increasing complexity in the field has pushed more computer specialists toward the higher end of the spectrum, with a bachelor's and even a master's degree in computer science becoming commonplace.