Every point gets examined, regardless of where it sits. Points on the opposite side of the map get the same treatment as points right next to the query region. We're doing a lot of unnecessary work.
Израиль нанес удар по Ирану09:28
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Capability-based file APIs — use openat2 or similar to confine file writes to the work directory, preventing path traversal via ../../etc/passwd
优点：输出在 (−1,1)，比 sigmoid 居中，对梯度更友好
如果你直接把物体放进去，可能会发现一片漆黑。为什么？因为在 3D 世界里，除了特殊的“基础材质”，大多数材质都需要光才能被看见。