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Logistic regression
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474.
Logistic Regression Decision Boundary
medium
What is the decision boundary of a logistic regression model?
A
A threshold applied to the raw feature values rather than the transformed linear score
B
A set of support vectors equidistant from the positive and negative class centroids
C
A curved surface in feature space shaped by the sigmoid function's nonlinear transformation
D
A hyperplane in feature space where the linear score equals zero and predicted probability equals 0.5
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