CoralNet 1.0 Dataset

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Elyssa Winch

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Jun 21, 2025, 1:48:39 PMJun 21
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Hello!

I am a Masters student writing a dissertation on computer vision models for the purpose of coral reef classification. After exploring CoralNet thoroughly, I found the paper explaining the development of the current autonomous classifier model for CoralNet annotation, and the process it describes of selecting sources and engineering data labels from those already available on the site.

Does anyone know where the dataset they used for training purposes might be found? If I understand correctly, it was all pulled from public CoralNet sources - but I'd obviously prefer to avoid the significant preprocessing that the paper describes, if needed. Is the already-processed dataset available anywhere? Or does someone know who I can contact for further details?

Thank you all!

Jordan Pierce - NOAA Affiliate

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Jun 21, 2025, 6:15:49 PMJun 21
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Also curious about this..

Stephen Chan

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Jun 23, 2025, 6:59:45 PMJun 23
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Hello,

We have not published the dataset for the CoralNet 1.0 feature extractor, a big reason being that the dataset did in fact include private sources. There also wasn't any particular consideration to pick more public sources than private sources. In fact, with the ratio of public vs. private sources at the time, only 10% or so of the chosen sources were public.

I was digging around for the set of 304 source IDs mentioned in the paper, but I was only able to find a list of 284 which might have been from an old iteration. Still, to at least give you a general idea, here are the 27 sources from that list of 284 which are currently public:
23, 70, 109, 155, 258, 295, 307, 350, 372, 373, 376, 450, 466, 503, 554, 616, 620, 793, 800, 841, 842, 843, 1073, 1076, 1288, 1388, 1579
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