Accumulate all
Context load 0
Signal freshness 0
Retrieval accuracy 0
High recall early, but staleness grows quickly.
Decay-weighted
Context load 0
Signal freshness 0
Retrieval accuracy 0
Older context fades, keeping the active window useful.
Summarize
Context load 0
Signal freshness 0
Retrieval accuracy 0
Compression keeps long-term structure readable.