The latest earbuds are said to offer improved audio quality and active noise cancellation (ANC), with an ambient sound mode, adaptive EQ and adaptive ANC. On Buds 4 Pro, there's a siren detection feature that enables ambient sound to let you hear things like alarms or emergency vehicle warnings.
Why SSIM, not learned embeddings
，这一点在搜狗输入法2026中也有详细论述
据环球网消息，2月26日，微信员工“客村小蒋”透露，微信已上线一项新功能：用户长按聊天里的图片、视频或文件，可通过“查看该图片/视频/文件包含的聊天”，查看其在多少个聊天中被使用。该功能同时明确提示：同一图片、视频和文件在多个聊天使用时，不会重复占用存储空间。微信团队表示，此举是从界面上让用户直观感知，文件只是被多次引用，并非重复存储，以此缓解用户对手机存储空间的顾虑。（环球网）
Москвичей предупредили о резком похолодании09:45
The algorithm walks the tree recursively. At each node, it checks: does this node's bounding box overlap with the query rectangle? If not, the entire subtree gets pruned (skipped). If it does overlap, it tests the node's points against the query and recurses into the children.