Unverified50% confidenceFactExact time
Human working memory capacity is limited, typically around 4±1 chunks.
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50%
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Long-term
Relevance
10/11/2026
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Related Claims
UnverifiedPsychologist George Miller's 'magical number 7±2' research indicated that a person can hold only about 5 to 9 units of information in short-term memory at one time, with subsequent research revising the effective capacity to approximately 4 chunks.79% similarUnverifiedSubsequent research revised the human brain's working memory capacity to approximately 4 chunks.78% similarUnverified2001年尼尔森·科万的修正研究将工作记忆容量数字压缩至4个组块，每个组块持续时间不超过15-30秒73% similarUnverifiedAdopting sparse attention can compress the KV cache to approximately 1/4, supporting approximately 4 times the context length of full attention under the same memory budget.69% similarVerifiedCowan's embedded-processes model holds that the effective capacity of working memory is closer to 4 chunks.69% similar
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