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memory consolidation

Working memory has a small budget. Keeping raw evidence preserves exact details but squeezes out other material; compressing gains coverage but risks losing query-critical facts. The sensible compromise is to consolidate only when budget pressure demands it, to keep original traces beneath summaries, and to organize memory hierarchically by intent or state. Information that is actually used gets promoted; unused or flawed branches can be discarded.

The papers find a common budget-dependent crossover: compression helps when space is tight, raw storage when space is ample. Best methods are selective: they promote useful or adopted experiences into durable memory, revise flawed branches, and keep original content reachable underneath summaries, putting them on the consolidation-retention frontier.

Papers
40
Released code
6
First seen
June 2026
Latest
Nov 2026

31 papers in the last two months, against 6 in the two before.

Start here

Three papers to read first, in the order they came out
  1. 1Video world model uses test-time training as persistent memory for long-range consistency

    A camera-controlled video world model uses test-time training memory to preserve observed scenes in fixed-size parameters, improving long-horizon revisit consistency.

    Oct 2026
  2. 2Cortex folds context benefits into model weights without degrading other skills

    Cortex makes context benefits persist after removal by consolidating them into parametric model updates via prospective queries and low-rank changes.

    Oct 2026
  3. 3AI agents learn more from human diagnosis than repeated self-review

    Agents that organize their own procedural memory as linked wiki pages, with humans diagnosing failures rather than designing schemas, pass more enterprise tasks than baselines while storing less.

    Nov 2026

Who is working on it

University of Science and Technology of China 3Ant Group 3Microsoft 3Zhejiang University 3Tsinghua University 3Amazon 2

The papers

Most central to this idea first, not most recent.

Concepts are extracted from each paper and reused across the corpus, so this page grows on its own as the desk reads.