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inhibitory interneurons. spiny stellate cells. pyramidal cells. Extrinsic lateral connections. Extrinsic forward connections. Intrinsic connections. Extrinsic backward connections. Single source model. 0.5. 0.4. 0.3. 0. 0.2. 0.1. -0.5. 0. 0. 2. 4. 6. 8. -10. 0. 10. t. x.
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inhibitory interneurons spiny stellate cells pyramidal cells Extrinsic lateral connections Extrinsic forward connections Intrinsic connections Extrinsic backward connections Single source model
0.5 0.4 0.3 0 0.2 0.1 -0.5 0 0 2 4 6 8 -10 0 10 t x Impulse voltage response to synaptic input Synaptic input as a function of voltage
inhibitory interneurons 2 3 spiny stellate cells 1 pyramidal cells Intrinsic Forward Backward Lateral Input u
priors 1.8 1.6 variance = 1/16 1.4 1.2 1 density 0.8 0.6 variance = 1/2 0.4 0.2 0 0 0.5 1 1.5 2 2.5 3 3.5 4 scaling
PPA PPA STS FFA RS RS IOG V1 V1 V1 RS input PPA IOG Forward Backward Lateral FFA STS
Face (predicted) Face (observed) House (predicted) House (observed) mode 1 40 20 PPA PPA 0 STS -20 -40 5.56 (100%) -60 FFA 0.61 (100%) 0 200 400 40 mode 2 RS RS 20 IOG 0.11 (100%) 0 0.55 (100%) -20 -40 -60 V1 V1 0 200 400 40 mode 3 20 0 -20 input -40 0 -60 0 200 400 0 200 400 time (ms)
PC A1 PC OF OF A1 OF STG STG 200 A1 A1 4.22 150 input 100 Forward Backward Lateral 50 0 F B FB FBL
standard (predicted) standard (observed) oddball (predicted) oddball (observed) 30 mode 1 PC 20 10 0 -10 OF OF -20 0 200 400 30 mode 2 20 10 2.17 (95%) 2.74 (98%) 3.58 (100%) 4.09 (100%) STG 0 -10 3.23 (97%) -20 0 200 400 A1 A1 30 1.93 (100%) mode 3 20 10 0 -10 input -20 600 0 200 400 0 time (ms) 0 200 400
Conditional density of contrast 1.4 1.2 1 0.8 probability density 0.6 0.4 0.2 0 -0.5 0 0.5 1 1.5 2 2.5 contrast
True and inferred changes in coupling (90% confidence intervals) log scaling log scaling
True and inferred changes in coupling (90% confidence intervals) 1 0.8 0.6 0.4 0.2 0 0.5 1 1.5 2 Relative error variance