[KongchangAI]
Expired50% confidenceFactExact time

Crowdsourcing platforms such as Amazon Mechanical Turk, Scale AI, and Appen provide tech companies with hundreds of millions of labeled data items annually

1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/11/2026
First Seen
Valid until: 10/9/2026(expired)

Sources

学术问卷背后的AI数据陷阱:填写前你必须知道的事
redditr/learnmachinelearning7/10/2026

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Stable URI
https://kongchang.com/claim/484660
API
curl https://kongchang.com/api/v1/knowledge/claims/484660
MCP
get_claim(id=484660)