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Data · dataset · 2026

<p>Characterization of canopy openness across sampled colonies via hemispherical photography.</p>

Listed in ZivaHub and Deakin Research Online and DMU Figshare and UCL Research Data Repository — shown once because both records carry DOI 10.1371/journal.pone.0351518.s015

<p>This PDF document compile the complete photographic registry for all 117 surveyed <i>Atta</i> colonies along the regional transect.

Description

Each row presents a pairwise comparison containing: (left) the raw hemispherical photograph converted to greyscale, and (right) the binarized silhouette version resulting from the interactive threshold masking process. Each pair is labelled with its unique image identifier (Photo_File), the selected binarization algorithm context (Sky: S [sunny], C [cloudy] or P [partially cloudy]), the specific mathematically applied Gamma correction factor, and the final estimated light percentage calculated over the mound.

This light percentage serves as our proxy for canopy openness used in all downstream niche breadth and partitioning multivariate analyses.</p> <p>(PDF)</p>

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Where it is published

Catalogue records · 1

Topics

Inferred from text
Image 75%
Provenance · 4 source records, 30 field assertions
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ZivaHuboai:figshare.com:article/3404772711 d agoJSON v1
Deakin Research Onlineoai:figshare.com:article/3404772711 d agoJSON v1
DMU Figshareoai:figshare.com:article/3404772711 d agoJSON v1
UCL Research Data Repositoryoai:figshare.com:article/3404772711 d agoJSON v1
FieldAssertionExtractorEvidence
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