short for algorithm : a set of mathematical instructions or rules that, especially if given to a computer, will help to calculate an answer to a problem

I need an algo which can convert any screen position in pixels to a screen position in millimeters. 我需要一种算法，它可以将任何以像素为单位的屏幕位置转换为以毫米为单位的屏幕位置。

Algo trading already accounts for an estimated 40 per cent of trades in US markets, and the proportion is growing fast. 据估计，算法交易已经占美国市场交易量的40%，而且这一比例还在快速增长。