Unverified50% confidenceFactExact time
The browser rendering pipeline has an invariant: the visual presentation must accurately reflect the DOM tree and maintain a consistently high frame rate (the article gives 60 frames per second as an example).
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/14/2026
First Seen
Valid until: 1/12/2027
Sources
Related Entities
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UnverifiedDOM树中的文本节点在合并环节已固定，视觉上不可见的操作只发生在渲染阶段后半段，不影响DOM文本节点本身的存在70% similarVerifiedCompared to traditional tools based on DOM tree parsing (such as Selenium and Playwright), screenshot-based perception can handle elements rendered via Canvas, WebGL, and other means inaccessible through the DOM, but is sensitive to page layout changes and introduces additional latency and token consumption.69% similarUnverifiedBrowser Use等大模型驱动工具在每一步操作时需要将当前页面的DOM结构或截图发送给大模型进行推理，一个典型网页DOM序列化后可能超过数万Token69% similarUnverified页面状态表征主要有两种实现路径：基于DOM解析和基于视觉的方式；DOM解析精确度高、token消耗少但对动态渲染页面适应性弱，视觉方式更接近人类操作但计算成本更高69% similarUnverified虚拟化方案将实际 DOM 节点数控制在 50–100 个以内，使渲染耗时几乎恒定，不受列表长度影响68% similar
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