ECAN (Economic Attention Networks)

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Responsible: Matt Ikle, Khellar Crawford

ECAN is the attention-allocation subsystem that regulates which Atoms are actively considered. It uses Short-Term Importance (STI) and Long-Term Importance (LTI) values to implement a dynamic attention economy, preventing exponential blowup in search and inference.

</> Example Implementation
Attention allocation
Shows ECAN's economic attention model with importance values and Hebbian spreading activation.
; ECAN attention dynamics ; STI/LTI economic model !(set-sti (atom "hypothesis-1") 0.9) !(set-sti (atom "hypothesis-2") 0.3) ; Spread attention via Hebbian links !(ecan-step (hebbian-spread 0.1) (rent-collection 0.05) (forgetting-threshold 0.01))

Technical Deep Dive: ECAN Full — STI/LTI dynamics, AttentionBank engineering surrogate, Hebbian spreading, OpenPsi coupling lifecycle, and implementation findings.