Datasets:
Add clarification about pinning procedure
Browse filesCo-authored by @alyson-east
README.md
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This dataset comprises pinned beetle specimens collected from the [NEON PUUM site](https://www.neonscience.org/field-sites/puum) between 2018 and 2024, representing 14 identified species within the Carabidae family. While *taxonomically and geographically constrained*, the dataset provides **high-quality, standardized imagery and trait data suitable for AI, computer vision, and ecological modeling applications**. Each specimen image is a **high-resolution dorsal view**, optimized for automated trait extraction, object detection, and segmentation. ***No ventral or lateral views are included***. Trait measurements—such as elytral length and width—are fully calibrated using a 1 cm reference scalebar and have been validated to sub-millimeter precision, ensuring reliability for quantitative analyses. Specimens can be linked to NEON’s environmental and ecological data streams, including climate, vegetation, and co-located taxa (e.g., plants, mammals, and birds), via shared identifiers such as `plotID`, `trapID`, `plotTrapID`, and `collectDate`. For programmatic integration, users may access broader NEON metadata through the [NEON API](https://data.neonscience.org/data-api/) using `individualID` or `sampleCode`. *All images adhere to FAIR data principles*, supporting findability, accessibility, interoperability, and reusability across biodiversity and ecological research platforms. Overall, this dataset serves as a robust foundation for trait-based ecological modeling, species-level computer vision tasks, and integration with multi-domain NEON data, provided users account for its limited geographic and taxonomic scope.
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Things to consider while working with the dataset. For instance, maybe there are hybrids and they are labeled in the `hybrid_stat` column, so to get a subset without hybrids, subset to all instances in the metadata file such that `hybrid_stat` is _not_ "hybrid".
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## Bias, Risks, and Limitations
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The dataset exhibits several inherent biases and limitations that should be considered when interpreting results or developing models. **Geographically**, it is limited to a single tropical site ([PUUM](https://www.neonscience.org/field-sites/puum)), which is not representative of the diverse environmental conditions found across the continental United States, such as deserts, temperate forests, or taiga ecosystems. **Taxonomically**, the dataset includes only 14 of more than 40,000 known carabid species, with a long-tailed distribution dominated by a few genera — primarily *Mecyclothorax* and *Trechus* — thus underrepresenting the broader diversity of the Carabidae family. Sampling bias arises from the exclusive use of pitfall traps, which preferentially capture ground-active and diurnal beetles while largely excluding arboreal or flying taxa. There is also **limited coverage of intraspecific variation**, as specimens do not span a wide range of geographic clines, life stages, or microhabitats. From a technical perspective, *imaging artifacts such as minor glare or partial label obstruction* may persist despite quality control procedures. The dataset’s **scale — with 1,614 images** — makes it relatively small for standalone large-scale machine learning applications without data augmentation. Finally, ***there is a risk of misuse***, as AI models trained solely on this dataset may exhibit poor generalization when applied to other regions, species, or imaging conditions, underscoring the importance of cross-dataset validation and ecological context awareness.
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### Recommendations
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This dataset comprises pinned beetle specimens collected from the [NEON PUUM site](https://www.neonscience.org/field-sites/puum) between 2018 and 2024, representing 14 identified species within the Carabidae family. While *taxonomically and geographically constrained*, the dataset provides **high-quality, standardized imagery and trait data suitable for AI, computer vision, and ecological modeling applications**. Each specimen image is a **high-resolution dorsal view**, optimized for automated trait extraction, object detection, and segmentation. ***No ventral or lateral views are included***. Trait measurements—such as elytral length and width—are fully calibrated using a 1 cm reference scalebar and have been validated to sub-millimeter precision, ensuring reliability for quantitative analyses. Specimens can be linked to NEON’s environmental and ecological data streams, including climate, vegetation, and co-located taxa (e.g., plants, mammals, and birds), via shared identifiers such as `plotID`, `trapID`, `plotTrapID`, and `collectDate`. For programmatic integration, users may access broader NEON metadata through the [NEON API](https://data.neonscience.org/data-api/) using `individualID` or `sampleCode`. *All images adhere to FAIR data principles*, supporting findability, accessibility, interoperability, and reusability across biodiversity and ecological research platforms. Overall, this dataset serves as a robust foundation for trait-based ecological modeling, species-level computer vision tasks, and integration with multi-domain NEON data, provided users account for its limited geographic and taxonomic scope.
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## Bias, Risks, and Limitations
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The dataset exhibits several inherent biases and limitations that should be considered when interpreting results or developing models. **Geographically**, it is limited to a single tropical site ([PUUM](https://www.neonscience.org/field-sites/puum)), which is not representative of the diverse environmental conditions found across the continental United States, such as deserts, temperate forests, or taiga ecosystems. **Taxonomically**, the dataset includes only 14 of more than 40,000 known carabid species, with a long-tailed distribution dominated by a few genera — primarily *Mecyclothorax* and *Trechus* — thus underrepresenting the broader diversity of the Carabidae family. Sampling bias arises from the exclusive use of pitfall traps, which preferentially capture ground-active and diurnal beetles while largely excluding arboreal or flying taxa. There is also **limited coverage of intraspecific variation**, as specimens do not span a wide range of geographic clines, life stages, or microhabitats. From a technical perspective, *imaging artifacts such as minor glare or partial label obstruction* may persist despite quality control procedures. The dataset’s **scale — with 1,614 images** — makes it relatively small for standalone large-scale machine learning applications without data augmentation. Finally, ***there is a risk of misuse***, as AI models trained solely on this dataset may exhibit poor generalization when applied to other regions, species, or imaging conditions, underscoring the importance of cross-dataset validation and ecological context awareness.
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Not all beetle specimens that are collected during a sampling event are pinned (and thus imaged and included in this dataset). If a species has a high abundance (n>10) at a given plot in a 2 week sampling bought, and all individuals of that species are identified by parataxonomists with a high degree of confidence, then that taxa may not included in this dataset for that plot-date combination.
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### Recommendations
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