Collecting 3D coordinates of the excavation surface and shotcrete lining after blasting during tunnel construction using a laser scanner  

Automatically recognizes rock joints based on deep learning and clusters main joints with a main pattern from the joint group.

Calculate the slope and inclination of the joint group and find the Key Block.   Calculating safety factor

Real-time safety information on rockfalls delivered to subsequent workers via smartphone app

Shotcrete quality control: strength, thickness