Ground-Truthing
Definition
The physical investigation (probing, test pitting, or full excavation) of a geophysical anomaly to determine whether it represents a genuine forensic target. Results feed back into the confidence model for the remaining unexcavated anomalies.
Related terms
- Confidence Ranking
- A classification scheme that assigns each detected anomaly a confidence level based on how many independent methods detected it and how well...
- Decision Framework
- A structured protocol for selecting geophysical methods based on documented site characteristics (soil type, target depth, cultural noise) before fieldwork begins, with...
- False Positive
- A test result that indicates the presence of a target analyte when it is absent. In forensic serology this may mean incorrectly...
- GIS Co-Registration
- Assigning consistent spatial coordinates to all survey datasets so that anomalies from different instruments can be overlaid and compared at matching ground...
- Site Datum
- A fixed reference point, established by total station or RTK-GPS, to which all survey grid positions are tied. Ensures that anomaly positions...
Explained in
- Integrating Multiple Geophysical MethodsThe physical investigation (probing, test pitting, or full excavation) of a geophysical anomaly to determine whether it represents a genuine forensic target. R...