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enable spearman and kendall feature correlation matrices from the GUI #44

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Oct 24, 2023
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enable spearman and kendall feature correlation matrices from the GUI #44

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9 changes: 5 additions & 4 deletions napari_accelerated_pixel_and_object_classification/_function.py
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Original file line number Diff line number Diff line change
Expand Up @@ -292,19 +292,20 @@ def Train_object_classifier(image: "napari.types.ImageData",
return result


@register_function(menu="Measurement tables > Feature correlation matrix (pandas, APOC)")
def show_feature_correlation_matrix(layer: "napari.layers.Layer", viewer:napari.Viewer = None):
@register_function(menu="Measurement tables > Feature correlation matrix (pandas, APOC)",
method={'choices':['pearson', 'kendall', 'spearman']})
def show_feature_correlation_matrix(layer: "napari.layers.Layer", method:str='pearson', viewer:napari.Viewer = None):
from ._dock_widget import update_table_gui
import pandas as pd
correlation_matrix = pd.DataFrame(layer.properties).dropna().corr()
correlation_matrix = pd.DataFrame(layer.properties).dropna().corr(method=method)

if viewer is not None:
table = QTableWidget()
table.setColumnCount(len(correlation_matrix))
table.setRowCount(len(correlation_matrix))

update_table_gui(table, correlation_matrix, minimum_value=-1, maximum_value=1)
viewer.window.add_dock_widget(table, name="Feature correlation matrix")
viewer.window.add_dock_widget(table, name=f"Feature {method} correlation matrix")
else:
return correlation_matrix

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