spatial carrier frequency
Spatial carrier heterodyne interferometry
spatial carrier phase-shifting method
spatial carrier transformation
spatial-carrier phase shifting
carrier carrier interaction
carrier recovery， carrier reinsertion
20 years temporal and spatial variation
2-D spatial-spectrum estimation
2-D spatial-temporal adaptive processing
2-D spatial-temporal spectrum estimation
2-D temporal-spatial adaptive signal processing
2-scale temporal-spatial model
3D cadastre spatial entity