File size: 1,015 Bytes
c711202 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | # Two-source problem
# PINN cannot handle this (assumes single Gaussian)
# GP-FVM can recover the full nonparametric source field
[physics]
vx = 1.0 # Advection velocity in x
vy = 0.0 # Advection velocity in y
D = 0.05 # Diffusion coefficient
domain = [0.0, 1.0, 0.0, 1.0] # [x_min, x_max, y_min, y_max]
c_inflow = 0.0 # Dirichlet BC at left boundary
# Two sources at different locations
[[sources]]
x = 0.25
y = 0.3
strength = 4.0
width = 0.10
[[sources]]
x = 0.35
y = 0.7
strength = 3.0
width = 0.12
# Observations spread across the domain
[[observations]]
x = 0.5
y = 0.3
[[observations]]
x = 0.5
y = 0.7
[[observations]]
x = 0.6
y = 0.5
[[observations]]
x = 0.7
y = 0.3
[[observations]]
x = 0.7
y = 0.7
[[observations]]
x = 0.8
y = 0.4
[[observations]]
x = 0.8
y = 0.6
[[observations]]
x = 0.9
y = 0.5
[[observations]]
x = 0.4
y = 0.4
[[observations]]
x = 0.4
y = 0.6
[[observations]]
x = 0.5
y = 0.5
[[observations]]
x = 0.6
y = 0.3
[noise]
std = 0.01
seed = 42
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