In short, 4D ultrasound imaging is a 3D ultrasound in live motion. 4D ultrasounds utilize either a 2D transducer, which rapidly acquires 20-30 volumes or a matrix array, which instead uses a 3D ...

By utilizing 4D seismic imaging, ExxonMobil can now create high-resolution time-lapse models of underground reservoirs, allowing for more accurate predictions of oil and gas movements.