/* * test_compare_delta.sli * * This file is part of NEST. * * Copyright (C) 2004 The NEST Initiative * * NEST is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 2 of the License, or * (at your option) any later version. * * NEST is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with NEST. If not, see <http://www.gnu.org/licenses/>. * */ ResetKernel % compare iaf_psc_delta and iaf_psc_delta_canon % neurons are driven by spike_generator firing at % % 1.0 2.0 3.0 4.0 5.0 10.5 11.75 % % both neurons fire at 4.0, spike at 5.0 arrives during % the refractory period % % The spike at 11.75 is off-grid and leads to slightly % different trajectories. << /E_L 49.0 neg % resting membrane potential [mV] /V_m 60.0 neg /V_th 50.0 neg % Threshold [mV] WRONG!! /V_reset 60.0 neg % Reset Potential [mV] WRONG!! /C_m 200.0 % Capacity of the membrane [pF] /tau_m 20.0 % Membrane time constant [ms] /t_ref 5.0 % duration of refractory period [ms] >> /neuron_params Set 0 << /resolution 0.1 >> SetStatus /iaf_psc_delta Create /plain Set /iaf_psc_delta_canon Create /canon Set plain neuron_params SetStatus canon neuron_params SetStatus /spike_generator Create /gen Set /spike_detector Create /det Set gen << /precise_times false /spike_times [ 1.0 2.0 3.0 4.0 5.0 10.5 11.75 ] >> SetStatus /static_synapse << /delay 0.1 % synaptic delay, all connections [ms] /weight 2.5 % [pA], excitatory >> SetDefaults [ plain canon ] { /nrn Set gen nrn Connect nrn det Connect } forall 20.0 %50 %200.0 Simulate det [/events [/senders /times]] get cva Transpose