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feat: rectangular mesh split follow-up — RTU/Bilinear prior configs + docs #579

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Merged
Jammy2211 merged 1 commit into from
Aug 21, 2026
Merged

feat: rectangular mesh split follow-up — RTU/Bilinear prior configs + docs #579

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21 changes: 21 additions & 0 deletions autogalaxy/config/priors/mesh/rectangular_bilinear_adapt_density.yaml
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@@ -0,0 +1,21 @@
RectangularBilinearAdaptDensity:
shape_0:
type: Uniform
lower_limit: 20.0
upper_limit: 45.0
width_modifier:
type: Absolute
value: 8.0
limits:
lower: 3.0
upper: inf
shape_1:
type: Uniform
lower_limit: 20.0
upper_limit: 45.0
width_modifier:
type: Absolute
value: 8.0
limits:
lower: 3.0
upper: inf
40 changes: 40 additions & 0 deletions autogalaxy/config/priors/mesh/rectangular_bilinear_adapt_image.yaml
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RectangularBilinearAdaptImage:
shape_0:
type: Uniform
lower_limit: 20.0
upper_limit: 45.0
width_modifier:
type: Absolute
value: 8.0
limits:
lower: 3.0
upper: inf
shape_1:
type: Uniform
lower_limit: 20.0
upper_limit: 45.0
width_modifier:
type: Absolute
value: 8.0
limits:
lower: 3.0
upper: inf
weight_power:
type : Uniform
lower_limit: 0.0
upper_limit: 10.0
width_modifier:
type: Absolute
value: 2.0
limits:
lower: -100.0
upper: 100.0
weight_floor:
type: LogUniform
lower_limit: 0.00001
upper_limit: 1.0
width_modifier:
type: Absolute
limits:
lower: 0.0
upper: inf
2 changes: 1 addition & 1 deletion ...riors/mesh/rectangular_adapt_density.yaml → ...s/mesh/rectangular_rtu_adapt_density.yaml
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@@ -1,4 +1,4 @@
RectangularAdaptDensity:
RectangularRTUAdaptDensity:
shape_0:
type: Uniform
lower_limit: 20.0
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2 changes: 1 addition & 1 deletion .../priors/mesh/rectangular_adapt_image.yaml → ...ors/mesh/rectangular_rtu_adapt_image.yaml
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@@ -1,4 +1,4 @@
RectangularAdaptImage:
RectangularRTUAdaptImage:
shape_0:
type: Uniform
lower_limit: 20.0
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2 changes: 1 addition & 1 deletion autogalaxy/exc.py
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Expand Up @@ -51,7 +51,7 @@ class PixelizationException(af.exc.FitException):
"""
Raises exceptions associated with the `inversion/pixelization` modules and `Pixelization` classes.

For example if a `RectangularAdaptDensity` mesh has dimensions below 3x3.
For example if a `RectangularRTUAdaptDensity` mesh has dimensions below 3x3.

This exception overwrites `autoarray.exc.PixelizationException` in order to add a `FitException`. This means that
if this exception is raised during a model-fit in the analysis class's `log_likelihood_function` that model
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5 changes: 4 additions & 1 deletion docs/api/pixelization.rst
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Expand Up @@ -49,7 +49,10 @@ Mesh [ag.mesh]
:template: custom-class-template.rst
:recursive:

RectangularAdaptDensity
RectangularBilinearAdaptDensity
RectangularBilinearAdaptImage
RectangularRTUAdaptDensity
RectangularRTUAdaptImage
Delaunay

Regularization [ag.reg]
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24 changes: 18 additions & 6 deletions test_autogalaxy/profiles/config/summary/priors/pixelizations.json
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@@ -1,5 +1,12 @@
{
"rectangular.RectangularAdaptDensity": {
"Voronoi": {
"pixels": {
"type": "Uniform",
"lower_limit": 0.0,
"upper_limit": 1.0
}
},
"rectangular_bilinear_adapt_density.RectangularBilinearAdaptDensity": {
"shape_0": {
"type": "Uniform",
"lower_limit": 10.0,
Expand All @@ -11,11 +18,16 @@
"upper_limit": 30.0
}
},
"Voronoi": {
"pixels": {
"rectangular_rtu_adapt_density.RectangularRTUAdaptDensity": {
"shape_0": {
"type": "Uniform",
"lower_limit": 0.0,
"upper_limit": 1.0
"lower_limit": 10.0,
"upper_limit": 30.0
},
"shape_1": {
"type": "Uniform",
"lower_limit": 10.0,
"upper_limit": 30.0
}
}
}
}
24 changes: 18 additions & 6 deletions test_autogalaxy/profiles/mass/config/summary/priors/pixelizations.json
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@@ -1,5 +1,12 @@
{
"rectangular.RectangularAdaptDensity": {
"Voronoi": {
"pixels": {
"type": "Uniform",
"lower_limit": 0.0,
"upper_limit": 1.0
}
},
"rectangular_bilinear_adapt_density.RectangularBilinearAdaptDensity": {
"shape_0": {
"type": "Uniform",
"lower_limit": 10.0,
Expand All @@ -11,11 +18,16 @@
"upper_limit": 30.0
}
},
"Voronoi": {
"pixels": {
"rectangular_rtu_adapt_density.RectangularRTUAdaptDensity": {
"shape_0": {
"type": "Uniform",
"lower_limit": 0.0,
"upper_limit": 1.0
"lower_limit": 10.0,
"upper_limit": 30.0
},
"shape_1": {
"type": "Uniform",
"lower_limit": 10.0,
"upper_limit": 30.0
}
}
}
}
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