Unverified50% confidenceFactExact time
Engram is a hash-based n-gram memory stored in host memory and attached to 2 of the 72 layers; mHC replaces the traditional single residual stream with 4 residual streams.
1
Sources
50%
Confidence
Long-term
Relevance
10/5/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedMemory leaves traces in LLM systems at multiple levels—including the explicit storage layer, summary layer, context cache layer, and indirect reasoning layer—forming memory residuals.72% similarVerifiedThe mainstream solutions for long-term memory mechanisms fall into three categories: externalized storage, structured memory files, and memory distillation.66% similarUnverifiedEngram dedicates one quarter of the entire checkpoint's capacity to n-gram memory, reaching a scale of 197B parameters.65% similarUnverifiedA persistent memory system can typically be decomposed into three logical layers: a storage layer, a memory management layer, and a retrieval-and-injection layer.64% similar
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