提效降本：从 T+1 到实时，构建统一数据湖
Shortcut Pre-calculation: For the most commonly used speed profiles, the travel costs (time/distance) for shortcuts between border points within each cluster are pre-calculated and stored. (Each border point effectively has an "entry" and "exit" aspect for directed travel).
。91视频对此有专业解读
* 时间复杂度：O(n)，空间复杂度：O(1)
Keep reading for $1What’s included
，这一点在爱思助手下载最新版本中也有详细论述
ConsCompared to other top PLR sites, this one is a bit more expensive.
100x speedup is achieved by comparing HH with bidirectional A*.，推荐阅读WPS官方版本下载获取更多信息