03、四重考验：当生态边界，遇上能力边界
机器先看的是结构。YouTube的内容长得都差不多：有标题、有简介、有标签，有时还有清晰的时间轴和章节。标题往往就是一个问题或主题，简介相当于摘要和补充说明，标签和分类是现成的语义标记，章节和时间点把一条长视频切成若干段。
，这一点在PDF资料中也有详细论述
In order to improve this, we would need to do some heavy lifting of the kind Jeff Dean prescribed. First, we could to change the code to use generators and batch the comparison operations. We could write every n operations to disk, either directly or through memory mapping. Or, we could use system-level optimized code calls - we could rewrite the code in Rust or C, or use a library like SimSIMD explicitly made for similarity comparisons between vectors at scale.
第七十八条 除依据本法第七十六条的规定作出批注外，承运人或者代其签发提单的人签发的提单，是承运人已经按照提单所载状况收到货物或者货物已经装船的初步证据；承运人向包括收货人在内的善意第三人提出的货物状况与提单记载不同的证据，不予承认。