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Fixed #239 replace np.roll with slice indexing in stumpy.floss #241

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Merged
seanlaw merged 1 commit into from
Sep 5, 2020
Merged

Fixed #239 replace np.roll with slice indexing in stumpy.floss #241

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4 changes: 2 additions & 2 deletions stumpy/floss.py
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Original file line number Diff line number Diff line change
Expand Up @@ -481,7 +481,7 @@ def update(self, t):
This is the implementation for Fast Low-cost Online Semantic
Segmentation (FLOSS).
"""
self._T[:] = np.roll(self._T, -1)
self._T[:-1] = self._T[1:]
self._T[-1] = t
Q = self._T[-self._m :]
excl_zone = int(np.ceil(self._m / 4))
Expand All @@ -492,7 +492,7 @@ def update(self, t):
# Egress
# Remove the first element in the matrix profile index
# Shift mp up by one and replace the last row with new values
self._mp[:] = np.roll(self._mp, -1, axis=0)
self._mp[:-1, :] = self._mp[1:, :]
self._mp[-1, 0] = np.inf
self._mp[-1, 3] = self._last_idx

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