Observed arrival · 2026-11-05
Theia: offline morphometry on Android
An open-source Android app for detecting specimen landmarks and running geometric morphometry on-device, alongside a browser annotator and model-training workflow.
- For
- Researchers measuring shape from specimen photographs
- Worth noticing
- Testing used an OPPO Reno4 Z 5G; model choices target affordable, older-generation Android devices.
Field notes
The app can process field captures or batches of existing photographs, then color-code predicted landmarks by confidence so users can focus corrections where the model is uncertain. Its reported comparisons include both the native GPA/PCA engine against the geomorph R package and AI predictions against expert manual digitization. The page says the app was developed and tested on an OPPO Reno4 Z 5G, with models selected for affordable, older-generation Android devices.
Observed signals
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Editorial observations of this landing page, not a rating.
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