In a computing sense, resemblance is gauged by the extent to which the input image can be recreated from the lower-resolution output.

在计算学意义里，相似度以输入图像能够在多大程度上从低分辨率的输出图像重现来判断。

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This can be convenient if you're not sure of the size of the input image, or if you're not concerned with having the new image be an exact size. Here's an example of how to use percentages.

如果您不能确定输入图像的大小，或者并不是刻意地要得到确切大小的新图像，那么这种方法比较方便。

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Face detection refers to the process of finding the location, size and gesture of faces in an input image, if there are any faces in it.

人脸检测是指在输入图像中确定人脸(如果存在)的位置、大小和位姿的过程。

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After a sufficient number of attempts the pattern of weights stabilises and a particular sort of input (say an image of the digit 2, translated into electrons by a digital camera) reliably produces a particular sort of output.

ECONOMIST: Machine vision

On each image, the watch lets you input text and numbers, up to 24 characters with each image--so you can keep track of the names and phone numbers of people whose pictures you take, for example.

FORBES: Magazine Article

Instead of typing in a search query, copy (or drag) the image you are looking for from any web page and paste (or drop) it into the input field.

FORBES: Move up http://i.forbesimg.com t Move down