"But when I came for the first time in 2025 - I didn't really have that much of an issue," she said.
A quadtree does the same thing for two-dimensional space. It takes a rectangular region and divides it into four equal quadrants: northwest, northeast, southwest, southeast. If a quadrant has too many points in it, it subdivides again and again. Each subdivision creates smaller and smaller cells where points are densely packed.
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That trend continued until 2025, when there was a modest recovery in the sea ice in West Antarctica.
过去这五年，是全球新冠疫情、地缘政治、产业重构的五年，也是数字化和智能化的五年，特别是人工智能这一变革性技术，正在重塑行业生态。传统行业以技术创新打破内卷桎梏，新兴产业则以技术破壁、开疆拓土。