One of the trickiest problems we had to tackle was hierarchical document segmentation, where every heading, reference, chapter, section, subsection, table, figure, and so on is extracted from a document in a hierarchical fashion such that segments can be contained within other segments at any arbitrary level of depth. To solve this problem, we had to implement our own novel hierarchical segmentation architecture, decoding approach, and loss function.
| LookAround of node: RegexNodeId * lookBack: bool * ...
，这一点在体育直播中也有详细论述
可中小品牌缺乏硬件研发能力，AI功能多停留在语音助手、图像修复等表层，难以形成差异化体验。魅族放弃手机硬件自研，重点押注Flyme AI生态输出，正是看清这一差距，避开硬件短板，用系统赋能实现AI价值落地。
Customs and Border Protection (CBP) bought data from the online advertising ecosystem to track peoples’ precise movements over time, in a process that often involves siphoning data from ordinary apps like video games, dating services, and fitness trackers, according to an internal Department of Homeland Security (DHS) document obtained by 404 Media.