Unverified50% confidenceFactExact time
Research suggests that the proportion of truly generalizable signals in stock price series may account for less than 5% of total variance, with the remainder being noise.
1
Sources
50%
Confidence
Long-term
Relevance
7/24/2026
First Seen
Sources
TradingSpy：本地优先开源AI交易助手，数据隐私不妥协
hackernewshackernews7/11/2026
Related Claims
UnverifiedThe industry generally considers a false positive rate of 1–5% to be an acceptable level.66% similarUnverified研究表明即使是轻微的数据污染也可能导致评测分数虚高5-15个百分点64% similarUnverified当平台系统性地移除差评后，商家评分会趋同于4.7/5左右，这是截断分布导致的数学必然结果61% similarUnverifiedSingle-period data, lack of horizontal comparison, and differences in reporting standards mean that the 51% zero-payout data should be treated as a signal worth further investigation rather than a definitive judgment of the company.60% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/608943API
curl https://kongchang.com/api/v1/knowledge/claims/608943MCP
get_claim(id=608943)