APL     AntiPersonnel Landmine
DIGS - Drop-In GPR Sensor
EOD -  Explosive Ordnance Disposal
GPR -  Ground Penetration Radar
IMS -   Ion Mobility Spectrometry
IR -      Infrared Imaging
LVQ -   Learning Vector Quantization
MIR -   Micropower Impulse Radar
NQR -  Nuclear Quadrupole Resonance
TNA -   Thermal Neutron Analysis
UXO -  UneXploded Ordnance