Unverified50% confidenceFactExact time

同一成年人在20米高度时约占图像面积的0.1%，而在80米高度时可能降至0.006%

1

Sources

50%

Confidence

Long-term

Relevance

7/15/2026

First Seen

Sources

无人机灾区救援优先级评估：毕业设计可行性深度剖析

Related Claims

Unverified标称量程边缘精度会显著下降，实际使用应让常用重量落在量程的20%-80%区间，5kg秤称100g误差偏大61% similar Unverified1个基点等于0.01个百分点61% similar Unverified高维空间中随着维度增加，随机向量之间的夹角趋向集中在90°附近，极端值1或-1概率趋近于零58% similar Unverified最早的模型在GDPVal基准上得分不到20%，远逊于人类58% similar Unverified在认知任务上人类可达约80%，而SOTA多模态模型仅有30%到50%，有时接近随机猜测55% similar

Cite This Claim

Stable URI

https://kongchang.com/claim/518272

API

curl https://kongchang.com/api/v1/knowledge/claims/518272

MCP

get_claim(id=518272)