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. 2022 Jul 29;9(4):ENEURO.0062-22.2022. doi: 10.1523/ENEURO.0062-22.2022

Table 3.

Network layout, connectivity, and stimulation protocol

Layout Symbol Value Connectivity Symbol Value Stimulation Symbol Value
Cortical patch size Cps 2.0 × 1.5 mm Axonal conduction speed V 0.2 m/s Background noise PYR (encoding) rbgencodingPYR 650 Hz
Simulated HCs (each network) nHC 12 Myelinated axonal speed Vmyel 2 m/s Background noise PYR (recall) rbgrecallPYR 450 Hz
Simulated MCs (each network) nMC 120 Minimal synaptic delay tminsyn 1.5 ms Background noise BA rbgBA 75 Hz
Simulated MCs per HC nMCHC 10 HC diameter dHC 0.5 mm Background conductance gbgPYR,BA ± 1.5 nS
Number of items nITEM 4 (from 10) Distance between networks dCONTEXTITEM 10 mm Stimulation duration tstim 250 ms
Number of contexts nCONTEXT 10 (from 10) PYR-PYR recurrent cp cpPP 0.2 Stimulation rate rstim 500 Hz
Layer 2/3 pyramidal per MC nMCPYRL23 30 PYR-PYR long-range cp cpPPL 0.25 Cue stimulation length tcue 50 ms
Basket cells per MC nMCBasket 2 PYR-PYR associative cp cpPPA 0.02 Cue stimulation rate rcue 400 Hz
MC grid size (Item + Context) GMCTOTAL 24 × 10 PYR-BA cp, BA-PYR cp cpPB, cpBP 0.7 Stimulation and cue conductance gstim +1.5 nS
PYR-BA cc gPB 3 nS Interstimulus interval Tstim 500 ms
BA-PYR cc gBP −7 nS Attractor detection threshold rth 10 Hz

PYR, pyramidal cell; BA, basket cell; cp, connection probability; cc, connection conductance.