// genesis 2.2 // Kerstin Menne // Luebeck, 02.10.2001 // establish synatpic connections //================================================================== // connections //================================================================== // recurrent excitation from pyramidal cells to pyramidal cells // AMPA channels int allow_repeats = 0 int random_dest = 0 if (!no_synapses) randseed 12345 // randseed if (!test_synapses) if (include_NMDA) // 0 -> is not recurrent // 1 -> is recurrent str temp_syndestlist = {{pyr2pyr_compt} @ "/AMPA " @ {pyr2pyr_compt} @ "/NMDA"} conv_connect /pyr_arr/pyr /pyr_arr/pyr soma/pyr_spikegen {temp_syndestlist} {pyr2pyr_conv} 1 {allow_repeats} {random_dest} conv_connect /pyr_arr/pyr /bc_arr/bc soma/pyr_spikegen "soma/AMPA soma/NMDA" {pyr2bc_conv} 0 {allow_repeats} {random_dest} conv_connect /pyr_arr/pyr /olm_arr/olm soma/pyr_spikegen "soma/AMPA soma/NMDA" {pyr2olm_conv} 0 {allow_repeats} {random_dest} else str temp_syndestlist = {{pyr2pyr_compt} @ "/AMPA"} conv_connect /pyr_arr/pyr /pyr_arr/pyr soma/pyr_spikegen {temp_syndestlist} {pyr2pyr_conv} 1 {allow_repeats} {random_dest} conv_connect /pyr_arr/pyr /bc_arr/bc soma/pyr_spikegen "soma/AMPA" {pyr2bc_conv} 0 {allow_repeats} {random_dest} conv_connect /pyr_arr/pyr /olm_arr/olm soma/pyr_spikegen "soma/AMPA" {pyr2olm_conv} 0 {allow_repeats} {random_dest} end conv_connect /bc_arr/bc /pyr_arr/pyr soma/spikegen "soma/GABA_A" {bc2pyr_conv} 0 {allow_repeats} {random_dest} conv_connect /bc_arr/bc /bc_arr/bc soma/spikegen "soma/GABA_A" {bc2bc_conv} 1 {allow_repeats} {random_dest} conv_connect /olm_arr/olm /pyr_arr/pyr soma/spikegen {{olm2pyr_compt} @ "/GABA_A_OLM"} {olm2pyr_conv} 0 {allow_repeats} {random_dest} // Use convergence for MSG conv_connect /msg_arr/msg /bc_arr/bc soma/spikegen "soma/GABA_A_MS" {msg2bc_conv} 0 {allow_repeats} {random_dest} conv_connect /msg_arr/msg /olm_arr/olm soma/spikegen "soma/GABA_A_MS" {msg2olm_conv} 0 {allow_repeats} {random_dest} // Use divergence for MSG --> Don't need to use divergence b/c we are disabling cells anyways // div_connect /msg_arr/msg /bc_arr/bc soma/spikegen "soma/GABA_A_MS" {msg2bc_div} 0 {allow_repeats} {random_dest} // div_connect /msg_arr/msg /olm_arr/olm soma/spikegen "soma/GABA_A_MS" {msg2olm_div} 0 {allow_repeats} {random_dest} conv_connect /msg_arr/msg /msg_arr/msg soma/spikegen "soma/GABA_A" {msg2msg_conv} 1 {allow_repeats} {random_dest} if (enable_olm2bc_synapse) conv_connect /olm_arr/olm /bc_arr/bc soma/spikegen {"soma/GABA_A_OLM"} {olm2bc_conv} 0 {allow_repeats} {random_dest} end conv_connect /olm_arr/olm /msg_arr/msg soma/spikegen {"soma/GABA_A_OLM"} {olm2msg_conv} 0 {allow_repeats} {random_dest} else str temp_syndestlist = {{pyr2pyr_compt} @ "/AMPA"} // 1 -> is recurrent // conv_connect /pyr_arr/pyr /pyr_arr/pyr soma/pyr_spikegen {temp_syndestlist} {pyr2pyr_conv} 1 {allow_repeats} {random_dest} // conv_connect /pyr_arr/pyr /bc_arr/bc soma/pyr_spikegen "soma/AMPA" {pyr2bc_conv} 0 {allow_repeats} {random_dest} // conv_connect /pyr_arr/pyr /olm_arr/olm soma/pyr_spikegen "soma/AMPA" {pyr2olm_conv} 0 {allow_repeats} {random_dest} // conv_connect /bc_arr/bc /pyr_arr/pyr soma/spikegen "soma/GABA_A" {bc2pyr_conv} 0 {allow_repeats} {random_dest} // conv_connect /olm_arr/olm /pyr_arr/pyr soma/spikegen {{olm2pyr_compt} @ "/GABA_A_OLM"} {olm2pyr_conv} 0 {allow_repeats} {random_dest} conv_connect /bc_arr/bc /bc_arr/bc soma/spikegen "soma/GABA_A" {bc2bc_conv} 1 {allow_repeats} {random_dest} deletemsg /bc_arr/bc/soma/spikegen 0 -outgoing end elif (test_bkgnd_syn & include_msg_aff_input) conv_connect /msg_arr/msg /bc_arr/bc soma/spikegen "soma/GABA_A_MS" {msg2bc_conv} 0 {allow_repeats} {random_dest} conv_connect /msg_arr/msg /olm_arr/olm soma/spikegen "soma/GABA_A_MS" {msg2olm_conv} 0 {allow_repeats} {random_dest} conv_connect /msg_arr/msg /msg_arr/msg soma/spikegen "soma/GABA_A" {msg2msg_conv} 1 {allow_repeats} {random_dest} end //==================================================== // delays //==================================================== //volumedelay /bc_arr/bc[]/soma/spikegen -radial {cond_vel_int_ax} //volumedelay /olm_arr/olm[]/soma/spikegen -radial {cond_vel_int_ax} //volumedelay /msg_arr/msg[]/soma/spikegen -radial {cond_vel_int_ax} //volumedelay /pyr_arr/pyr[]/soma/pyr_spikegen -radial {cond_vel_pyr_ax} //volumedelay /bc_arr/bc[]/soma/spikegen -fixed 2e-3 //volumedelay /olm_arr/olm[]/soma/spikegen -fixed 2e-3 //volumedelay /msg_arr/msg[]/soma/spikegen -fixed 2e-3 //volumedelay /pyr_arr/pyr[]/soma/pyr_spikegen -fixed 2e-3 // //// delay for excitation from pyramidal cells //volumedelay {pyr_array_name}{pyr_cell_name}[]/ax/pyr_spikegen \ // -radial {cond_vel_pyr_ax} \ // -uniform {rand_delay_pyr_ax} // //// delay for inhibition from fb interneurons //volumedelay {fb_array_name}{fb_cell_name}[]/ax/spikegen \ // -radial {cond_vel_fb_ax} \ // -uniform {rand_delay_fb_ax} // // //// delay for inhibition from ff interneurons //volumedelay {ff_array_name}{ff_cell_name}[]/ax/spikegen \ // -radial {cond_vel_ff_ax} \ // -uniform {rand_delay_ff_ax} //=============================================== // synaptic weights //=============================================== // //volumeweight /pyr_arr/pyr[]/soma/pyr_spikegen \ // -fixed 1.0 \ // -uniform 0.30 // // // //// for synapses with pyramidal cells on presynaptic site //volumeweight {pyr_array_name}{pyr_cell_name}[]/ax/pyr_spikegen \ // -fixed {from_pyr_weight} \ // -uniform {rand_from_pyr_weight} // //// for synapses with fb interneurons on presynaptic site //volumeweight {fb_array_name}{fb_cell_name}[]/ax/spikegen \ // -fixed {from_fb_weight} \ // -uniform {rand_from_fb_weight} // // //// for synapses with ff interneurons on presynaptic site //volumeweight {ff_array_name}{ff_cell_name}[]/ax/spikegen \ // -fixed {from_ff_weight} \ // -uniform {rand_from_ff_weight} //