- Radar--Congresses (12)
- Pattern recognition systems--Congresses (9)
- Target acquisition--Congresses (6)
- Imaging systems--Congresses (4)
- Millimeter wave devices--Congresses (4)
- Millimeter waves--Congresses (4)
- Image processing--Congresses (2)
- Mines (Military explosives)--Congresses (2)
- Mines (Military explosives)--Detection--Congresses (2)
- Optical detectors--Congresses (2)
- Optical pattern recognition--Congresses (2)
- Artificial satellites in remote sensing--Congresses (1)
- Earth (Planet)--Observations--Congresses (1)
- Explosives--Detection--Congresses (1)
- Radar--Military applications--Congresses (1)
- Remote sensing--Congresses (1)
- Signal processing--Congresses (1)
- Three-dimensional imaging--Congresses (1)