Coal gangues Belt sorting 1 Computer vision 1 Control technologies 1 Deep learning 1 Dry separations 1 Dynamic target 1 Errors 1 Fuzzy inference 1 Fuzzy self tuning 1 Fuzzy-PID 1 Machine design 1 Machine-vision 1 Manipulators 1 Multi-constraints 1 Multiple constraint 1 Optimisations 1 PSO 1 Particle swarm optimization (PSO) 1 Robot control systems 1 Robot programming 1 Robot tracking 1 Robots 1 Self-tuning PID 1 Sorting 1 Synchronoi tracking 1 Target tracking 1 Three term control systems 1 Time optimization 1 Trajectories 1