Nick TriggleHealth correspondent
Instead of taking the nearest candidates to , we can look for a set of candidates whose centroid is close to . The N-convex algorithm works by finding the closest colour to a given target colour for iterations, where the target is first initialised to be equal to the input pixel. Every iteration the closest colour added to the candidate list, and the quantisation error between it and the original input pixel is added to the target.
，更多细节参见下载安装 谷歌浏览器 开启极速安全的 上网之旅。
Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00544-6
'Too risky'
大年初十，村里还在举行游神活动，阿爸已经回到建材公司打工，还穿着年三十那天去亲生家庭吃饭时的衣服。受访者供图