You have a nice grid pattern and you can use a city block metric to add up the number of blocks between people's doors.

整个城市呈格网状,你可以数数,人们相隔多少个街区。

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Dr Charmian Goldwyn said the "number, pattern and distribution of injuries is in my opinion typical of their attribution to deliberate blows to the face caused during a recent assault".

BBC: UK

The main reason for paying attention to the head-and-shoulders pattern in Apple is because a large number of other investors trade on this pattern.

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

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