From 630a4cfd73eddba122d87a31f33e15964ddd00bc Mon Sep 17 00:00:00 2001
From: Peter Luenenschloss <peter.luenenschloss@ufz.de>
Date: Tue, 19 May 2020 14:40:47 +0200
Subject: [PATCH] removed leader clustering algorithm
---
saqc/lib/ts_operators.py | 19 -------------------
1 file changed, 19 deletions(-)
diff --git a/saqc/lib/ts_operators.py b/saqc/lib/ts_operators.py
index 32039555a..f2f9d2ecd 100644
--- a/saqc/lib/ts_operators.py
+++ b/saqc/lib/ts_operators.py
@@ -302,22 +302,3 @@ def linearInterpolation(data, inter_limit=2):
def polynomialInterpolation(data, inter_limit=2, inter_order=2):
return interpolateNANs(data, 'polynomial', inter_limit=inter_limit, order=inter_order)
-
-def leaderClustering(in_arr, ball_radius=None):
- x_len = in_arr.shape[0]
- x_cols = in_arr.shape[1]
-
- if not ball_radius:
- ball_radius = 0.1 / np.log(x_len) ** (1 / x_cols)
- exemplars = [in_arr[0, :]]
- members = [[]]
- for index, point in in_arr:
- dists = np.linalg.norm(point - np.array(exemplars), axis=1)
- min_index = dists.argmin()
- if dists[min_index] < ball_radius:
- members[min_index].append(index)
- else:
- exemplars.append(in_arr[index])
- members.append([index])
- ex_indices = [x[0] for x in members]
- return exemplars, members, ex_indices
\ No newline at end of file
--
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