2-phase A* already uses many heuristics which don't always create an optimal route and still 5-10x slower.
If the A* calculation for a shortcut (in Step 3) finds it's now impassable, or if its actual detailed cost is significantly different (e.g., 20%) from the pre-calculated shortcut value:
。夫子对此有专业解读
Uncertainty reigns
Morgan Stanley predicts AI won’t let you retire early: Instead, you’ll have to train for jobs that don’t exist yet
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