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Choose a correlation resize factor rounded to an int

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jaknapper 2026-03-13 12:22:59 +00:00 • committed by Joe Knapper
parent 9149121d4b
commit 96d67672d9
3 changed files with 46 additions and 3 deletions
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14
src/openflexure_microscope_server/things/scan_workflows.py
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@ -24,7 +24,7 @@ from openflexure_microscope_server.scan_planners import (
SmartSpiral,
)
from openflexure_microscope_server.stitching import (
STITCHING_RESOLUTION,
TARGET_STITCHING_DIMENSION,
StitchingSettings,
)
from openflexure_microscope_server.things.autofocus import (
@ -261,9 +261,19 @@ class RectGridWorkflow(
def _get_stitching_settings_model(self) -> StitchingSettings:
"""Return a stitching settings model based on current settings."""
width, height = self.save_resolution
# Target area in pixels
target_area = TARGET_STITCHING_DIMENSION**2
# Find N so that (width/N) * (height/N) ~ target_area
# N^2 ~ (width * height) / target_area
downsample_factor = max(1, round((width * height / target_area) ** 0.5))
correlation_resize = 1 / downsample_factor
return StitchingSettings(
overlap=self.overlap,
correlation_resize=STITCHING_RESOLUTION[0] / self.save_resolution[0],
correlation_resize=correlation_resize,
)
def _build_scan_settings(self, base_kwargs: dict) -> RectGridSettingModelType: