… : “How do we efficiently query sensor networks?” We propose ACQUIRE as a highly scalable
… be incorporated into a portfolio of query mechanisms for use in real-world sensor networks. …

… propose a novel and efficient mechanism for obtaining information in sensor … efficiently
query sensor networks?” We propose ACQUIRE as a highly scalable technique, energy-efficient …

… By focusing on the locations and costs of acquiring data, we … acquisition, and show how
acquisitional issues influence … trees as a mechanism for efficiently disseminating queries and …

… to generate efficient query plans and the kind of queries … No mechanism is defined for the
collection and maintenance … for data processing and acquisition in sensor networks. It supports …

… ing optimization to generate efficient query plans in Sect. 4… would need to query the sensor
network to obtain the value of … are many possible mechanisms for traversing the network and …

… The ACQUIRE mechanism we describe in this paper is compatible with a database perspective
on sensor networks, such as has been outlined by Bonnet, Gehrke, Seshadri and Yao in […

… The query mechanisms for such systems can be quite efficient … of a query dissemination
protocol for a sensor network is a … The ACQUIRE protocol [14, 15] combines random walks with …

… query processor for data collection in sensor networks. Ac… data is physically acquired (sampled)
and delivered to query … trees as a mechanism for efficiently disseminating queries and …

… snapshot queries, which expect to obtain the query result … ) require a beacon mechanism
for sensor nodes to maintain … spatial queries that trade query accuracy for energy efficiency. …

… In order to acquire required information from those sensor … the internal database processing
mechanism. The simplest … so that user's queries can be carried out more efficiently. For …