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Apply suggestions from code review of branch recentre-with-rom-methods

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Co-authored-by: Richard Bowman <richard.bowman@cantab.net>
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Julian Stirling 2025-11-11 17:15:20 +00:00
parent b0b755f19b
commit 614fd8b9e9
1 changed files with 6 additions and 1 deletions
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7
src/openflexure_microscope_server/things/stage_measure.py
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@ -70,7 +70,12 @@ class RomDataTracker:
return self.stage_coords[-1].copy() return self.stage_coords[-1].copy()
def fit_axis(self, axis: Literal["x", "y"]) -> np.poly1d: def fit_axis(self, axis: Literal["x", "y"]) -> np.poly1d:
"""Quadratic fit stage coords along and axis (against z) and return poly1d of fit.""" """Quadratic fit stage z against x or y and return poly1d of fit.
Note that this considers only one of x and y, and ignores the other coordinate. If
this function is used on moves where both x and y are changing, it will give misleading
results.
"""
lateral_positions = [i[axis] for i in self.stage_coords] lateral_positions = [i[axis] for i in self.stage_coords]
z_positions = [i["z"] for i in self.stage_coords] z_positions = [i["z"] for i in self.stage_coords]
fit_params = np.polyfit(lateral_positions, z_positions, 2) fit_params = np.polyfit(lateral_positions, z_positions, 2)