TED演讲之说什么 单词的诞生(3)
In order to convert this opaque, 90,000 hours of video into something that we could start to see, 为了把这个9万小时的录像变成我们能识辨的东西 we use motion analysis to pull out, as we move through space and through time, what we call space-time worms. 我们用行动分析来抽取我们在时空的移动,我们称之为时空虫。 And this has become part of our toolkit for being able to look and s...