XPP model

This model was converted from XPP ode format to SBML using sbmlutils-0.1.5a6.

# 200 e and 50 I integrate & fire
# random applied current, random conductances
# 
# prevent tables from being recomputed each time params change
@ autoeval=0
table wee % 40000 0 39999 ran(1)/100
table wei % 10000 0 9999  ran(1)/100
table wie % 10000 0 9999  ran(1)/25
table wii % 2500 0 2499  ran(1)/25
# multiply by the synapses
special see=mmult(200,200,wee,se0)
special sei=mmult(200,50,wei,se0)
special sie=mmult(50,200,wie,si0)
special sii=mmult(50,50,wii,si0)
# random currents
table r_e % 200 0 199  ran(1)-.5
table r_i % 50 0 49 ran(1)-.5
# parameters
par tau_e=20,tau_i=20,ele=-65,eli=-65
par vte=-50,vti=-50
par ver=-60,vir=-70
par taue=4,taui=10
# ODEs
ve[0..199]'=(-(ve[j]-ele) + ie0+ie1*r_e([j])-gee*see([j])*(ve[j]-eex)-gie*sie([j])*(ve[j]-ein))/tau_e
vi[0..49]'=(-(vi[j]-eli) + ii0+ii1*r_i([j])-gei*sei([j])*(vi[j]-eex)-gii*sii([j])*(ve[j]-ein))/tau_i
se[0..199]'=-se[j]/taue
si[0..49]'=-si[j]/taui
# each time votlage crosses threshold, reset and set synapse to 1
global 1 ve[0..199]-vte {se[j]=1;ve[j]=ver}
global 1 vi[0..49]-vti {si[j]=1;vi[j]=vir}
# more parameters
par ie0=10,ie1=.5
par ii0=10,ii1=.5
par gee=.02,gie=.05,gii=.02,gei=.02
par eex=0,ein=-75
# initial data
init ve[0..199]=-65
init vi[0..49]=-65
# numerical stuff
@ total=200,meth=euler,nout=10,dt=.01
done

Terms of use