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[ENH] Add dummy clusterer tags #2551

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[ENH] Add dummy clusterer tags #2551

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7c27e02
dummy clusterer tags
MatthewMiddlehurst Feb 19, 2025
e4e1b63
len
MatthewMiddlehurst Feb 19, 2025
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12 changes: 9 additions & 3 deletions aeon/clustering/dummy.py
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Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,13 @@ class DummyClusterer(BaseClusterer):
array([0, 1, 0])
"""

_tags = {
"X_inner_type": ["np-list", "numpy3D"],
"capability:missing_values": True,
"capability:multivariate": True,
"capability:unequal_length": True,
}

def __init__(self, strategy="uniform", n_clusters=3, random_state=None):
self.strategy = strategy
self.random_state = random_state
Expand All @@ -78,8 +85,7 @@ def _fit(self, X, y=None):
self : object
Fitted estimator.
"""
n_samples = X.shape[0]

n_samples = len(X)
if self.strategy == "random":
rng = check_random_state(self.random_state)
self.labels_ = rng.randint(self.n_clusters, size=n_samples)
Expand Down Expand Up @@ -111,7 +117,7 @@ def _predict(self, X, y=None) -> np.ndarray:
labels : ndarray of shape (n_samples,)
Index of the cluster each sample belongs to.
"""
n_samples = X.shape[0]
n_samples = len(X)
if self.strategy == "random":
rng = check_random_state(self.random_state)
return rng.randint(self.n_clusters, size=n_samples)
Expand Down