Smart devices 10 History of engineering and technology 4 Internet of things 3 Budget control 2 Crowd-sensing 2 Deep learning 2 Genetic algorithms 2 Incentive mechanism 2 Learning systems 2 Multi-task allocation 2 Multiple tasks 2 Robotics 2 Sensing systems 2 Sensing tasks 2 Task allocation 2 Technology: general issues 2 Time-sensitive 2 Workers' 2 algorithm 2 crowd-sensing 2 genetic algorithm 2 incentive mechanism 2 multitask allocation 2 time-sensitive 2 Acoustic source localization 1 Actuators 1 Agricultural productions 1 Agricultural technology 1 Algorithms 1 Artificial muscle 1