Structurally Identifiable Parameters & Parameter Combinations

All Solutions
Model may have been entered incorrectly or cannot be solved with COMBOS algorithms.
COMBOS Runtime = 1.94 seconds

Model Entered

dx[1](t)/dt = p1*x[6](t)/(p3+x[6](t))-p5*x[1](t)/(p12+x[1](t))+(p26*x[7](t))*u[1](t)
dx[2](t)/dt = p19*x[1](t)-p22*x[2](t)+p23*x[3](t)-p6*x[2](t)/(p13+x[2](t))
dx[3](t)/dt = p22*x[2](t)-p23*x[2](t)-p7*x[3](t)/(p14+x[3](t))
dx[4](t)/dt = p2*p4^2/(p4^2+x[3](t)^2)-p8*x[4](t)/(p15+x[4](t))
dx[5](t)/dt = p20*x[4](t)-p24*x[5](t)+p25*x[6](t)-p9*x[6](t)/(p16+x[5](t))
dx[6](t)/dt = p24*x[5](t)-p25*x[6](t)-p10*x[6](t)/(p17+x[6](t))
dx[7](t)/dt = p21-p11*x[7](t)/(p18+x[7](t))+-(p21+p27*x[7](t))*u[2](t)
y[1](t) = x[1](t)
y[2](t) = x[2](t)
x[1](0) = 0
x[2](0) = 0
x[3](0) = 0
x[4](0) = 0
x[5](0) = 0
x[6](0) = 0
x[7](0) = 0

Model in Copy/Paste Format

dx1/dt = p1*x6/(p3+x6)-p5*x1/(p12+x1)+(p26*x7)*u1; dx2/dt = p19*x1-p22*x2+p23*x3-p6*x2/(p13+x2); dx3/dt = p22*x2-p23*x2-p7*x3/(p14+x3); dx4/dt = p2*p4^2/(p4^2+x3^2)-p8*x4/(p15+x4); dx5/dt = p20*x4-p24*x5+p25*x6-p9*x6/(p16+x5); dx6/dt = p24*x5-p25*x6-p10*x6/(p17+x6); dx7/dt = p21-p11*x7/(p18+x7)+-(p21+p27*x7)*u2; y1 = x1; y2 = x2; x1(0) = 0;x2(0) = 0;x3(0) = 0;x4(0) = 0;x5(0) = 0;x6(0) = 0;x7(0) = 0;

Mapped Parameters

p1
p1
p3
p2
p5
p3
p12
p4
p26
p5
p19
p6
p22
p7
p23
p8
p6
p9
p13
p10
p7
p11
p14
p12
p2
p13
p4
p14
p8
p15
p15
p16
p20
p17
p24
p18
p25
p19
p9
p20
p16
p21
p10
p22
p17
p23
p21
p24
p11
p25
p18
p26
p27
p27