Independent Model Validation
Definition
Evaluation using suitably independent data and documented intended conditions. Training performance alone does not establish casework accuracy or probability calibration.
Related terms
- Agisoft Metashape
- Commercial photogrammetry software. Achieved model accuracy depends on the capture, scale, processing and measurement task, not a universal DSLR or smartphone error...
- COLMAP
- Open-source SfM and multi-view stereo software. No licence fee does not mean that computing, storage, training or validation are cost-free.
- Explainability (ML Forensic)
- Information supporting an understandable account of a model and its outputs. Feature-attribution tools can assist, but do not establish correctness, causation or...
- Geomorph (R Package)
- Open-source R software for analysis and visualisation of landmark-based shape data, including Procrustes methods. Record the version and validate the particular analysis.
- LASSO Regression
- Least Absolute Shrinkage and Selection Operator: a regression approach using an L1 coefficient penalty. Penalised fitting shrinks coefficients and can set some...
- Micro-CT
- X-ray computed tomography capable of fine volumetric sampling for suitably sized objects. Voxel spacing and effective resolution differ; acquisition and reconstruction determine...
- Procrustes Superimposition
- The statistical procedure in geometric morphometrics that removes non-shape variation (translation, rotation, scale) from a set of landmark coordinates, leaving only shape...
- Structure-from-Motion (SfM)
- A photogrammetric technique in which overlapping images from a drone or camera, processed by software, generate a three-dimensional point cloud and textured...
- Thin-Plate Spline (TPS)
- A mathematical warping function used in geometric morphometrics to visualise the shape difference between a reference specimen and a target, deforming a...