[FIX] OWBoxPlot: Faster selection #2595
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Codecov Report
@@ Coverage Diff @@
## master #2595 +/- ##
==========================================
+ Coverage 75.07% 75.07% +<.01%
==========================================
Files 327 327
Lines 57723 57723
==========================================
+ Hits 43336 43338 +2
+ Misses 14387 14385 -2 |
kernc
reviewed
Sep 18, 2017
| if inst in selected] | ||
| selected_ids = set(selected.ids) | ||
| selection = [i for i, id in enumerate(self.dataset.ids) | ||
| if id in selected_ids] |
There was a problem hiding this comment.
How about:
selection = np.in1d(self.dataset.ids, selected.ids).nonzero()[0]
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Issue
Selection of instances in Box Plot had complexity O(n_all * n_selected), making it too slow / freeze for data with a couple thousand instances.
Description of changes
Use faster membership testing.
Includes