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Seeded watershed performance #260

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PerretB opened this issue Jan 31, 2023 · 0 comments
Open

Seeded watershed performance #260

PerretB opened this issue Jan 31, 2023 · 0 comments
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enhancement Evolution of existing feature

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@PerretB
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PerretB commented Jan 31, 2023

Improve efficiency of labelsitation_seeded_watersed

Higra/include/higra/algo/watershed.hpp

Line 124 in f85538d

auto labelisation_seeded_watershed(

Idea 1: sure, shortcut first loop when num_vertices - num_seeds edges have been processed (edge case, num_seeds = 0)
Idea 2: to test, replace relabelling of nonlabeled vertices with union-find by a connected component labelling
@PerretB PerretB added the enhancement Evolution of existing feature label Jan 31, 2023
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