Data Centric Protocols Classification Power Usage Data Aggregation Scalability Query Based Overhead Data Delivery Model Q o S
SPIN Data Centric Ltd Yes Ltd yes low Event driven No
DD Data Centric Ltd Yes Ltd yes low Demand driven No
ACQUIRE Data Centric Low Yes Ltd yes low Complex query No
LEACH Hierarchical\ Data Centric High Yes Good No High Cluster-head No
TEEN& APTEEN Hierarchical\ Data Centric High Yes Good No High Active threshold No
GAF Hierarchical\ Data Centric Ltd No Good No Mod Virtual grid No
Table 1: Classification and Comparison of data centric protocols in WSN [15].