This is quick because it's operating on a very small, localized part of the map.
not stay that way for long.
，更多细节参见搜狗输入法2026
const strict = Stream.push({ highWaterMark: 2, backpressure: 'strict' });，推荐阅读Safew下载获取更多信息
Appendix III: Threshold Matrices and Noise Functions