Unverified50% confidenceFactExact time
distortion-free（无失真）水印指水印机制在期望意义上不改变模型的原始输出分布，使水印文本与非水印文本在统计上不可区分
1
Sources
50%
Confidence
Long-term
Relevance
8/23/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedSynthID-Text在理论上可证明在特定条件下不改变模型原始输出分布（distortion-free水印）73% similarUnverified对水印文本进行大幅改写或用另一个模型转述时，水印信号往往被显著削弱甚至完全破坏73% similarUnverifiedText watermarking is a proactive scheme that makes slight, rule-based adjustments to the probability distribution of a language model during the generation of each token, causing the output text to carry a signature that can be recovered algorithmically.70% similarUnverifiedThe weakness of character-level watermarking schemes is that simple text normalization, copying to a plain-text editor, or regex filtering can completely remove them.70% similarUnverifiedWatermarking technology requires active cooperation from the model provider, and the watermark signal can be effectively removed through paraphrase attacks (rewriting the text with another model).67% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/789701API
curl https://kongchang.com/api/v1/knowledge/claims/789701MCP
get_claim(id=789701)