Internet of things Information management 5 Data aggregation 3 Data handling 3 Datacenter 3 Digital storage 3 Energy efficiency 3 Internet of things technologies 3 Internet protocols 3 Power 3 Quality of service 3 Agricultural products 2 Authentication 2 Block-chain 2 Blockchain 2 Classification (of information) 2 Cloud computing 2 Cloud-computing 2 Data aggregation problems 2 Data storage 2 Decision making 2 Deep learning 2 E- commerces 2 Economic and social effects 2 Electronic commerce 2 Energy utilization 2 Gateways (computer networks) 2 Heterogeneous networks 2 Information classification 2 Multisource data 2