Infreemation infreemation

Travel time heatmap visualization旅行时间heatmap可视化

Some very interesting work happening in the UK by一些非常有趣的工作发生在英国 mysociety.org studying travel time mysociety.org学习旅行时间 related to mode of transport (particularly rail versus car).有关的运输方式（特别是铁路银两车） 。

I really hope such studies will happen in North America, I suspect it would highlight where it would be efficient to invest in rail infrastructure for commuter and cargo shipping purposes.我真的很希望这些研究将发生在北美，我猜想，这将突出的地方，它会有效地投资于铁路基础设施为通勤和货运的目的。

It also reminds me of projects它也使我想起了项目 using cell phone signals to estimate traffic in real time使用手机的信号，估计交通实时 , which is a clever idea but raises some privacy concerns… ，这是一个聪明的想法，但引起了一些隐私担忧…