Unverified50% confidenceFactExact time
HN's ranking algorithm takes into account vote count, time decay, and comment activity
1
Sources
50%
Confidence
Long-term
Relevance
8/29/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedStatic benchmarks have limitations such as data leakage and benchmark overfitting, whereas Arena's crowdsourced voting mechanism better reflects real user experience.62% similarUnverifiedStatQuest内容覆盖从基础统计(均值、方差、概率分布、假设检验、回归)到机器学习进阶主题(决策树、随机森林、梯度提升、神经网络)58% similarUnverifiedDuring the 2010 Flash Crash in the United States, the Dow Jones Index plummeted nearly a thousand points within minutes, and investigations indicated that chain-reaction feedback from high-frequency algorithmic trading was the primary cause.54% similarUnverifiedGateway rate-limit detection typically relies on analyzing upstream response status codes; upon receiving an HTTP 429 response, it is necessary to parse information such as Retry-After or X-RateLimit-Remaining to dynamically adjust the account's available status54% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/820979API
curl https://kongchang.com/api/v1/knowledge/claims/820979MCP
get_claim(id=820979)