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GeezerVison is showing github.com — Multithreading SACA introduces unstable results · Issue #223 · scijava/scijava

Multithreading SACA introduces unstable results #223

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Multithreading SACA introduces unstable results#223
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elevans

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@elevans
elevans
opened on May 17, 2024
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If you apply LoopBuilder.setImages().multiThreaded() in the AdaptiveSmoothedKendallTau.java SACA helper class, the results become unstable. Here are some results of sampling the same pixel over 10 iterations of SACA's Z-score heatmap Op.

6.036946176029529
5.864198220214132
6.32106113622058
6.213133714349931
5.933478968985737
6.196094195429048
6.243682079049165
6.010902475073193
6.263453431733467
6.1609862621101374

And if you drop multiThreaded() from LoopBuilder you get a stable result (see 2828449):

6.117364936585281
6.117364936585281
6.117364936585281
6.117364936585281
6.117364936585281
6.117364936585281
6.117364936585281
6.117364936585281
6.117364936585281
Reacted by Gabriel Selzer

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  1. elevans
    self-assigned this
    on May 17, 2024
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