The cougar approach to in-network query processing in sensor networks

By Yong Yao, Johannes Gehrke. SGMD, 2002

1,597 citations recorded by the source corpus.

Subfields: Computer Networks and Communications, Computer Vision and Pattern Recognition

View Paper: https://www.semanticscholar.org/paper/e7aea54ceb62b5ad61c5b58d6911650c46e5dc62

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In Computer Networks and Communications

In Computer Vision and Pattern Recognition

Citations in the corpus

Approximate aggregation techniques for sensor databases (2004, methodology): “However, similar approaches are used to compute aggregates in other systems [ 20 , 21, 23, 13].”
Algorithms and Protocols for Wireless Sensor Networks (2008, methodology): “In the Cougar database system [45], stored data are represented as relations whereas sensor data are represented as time series.”
In-network aggregation techniques for wireless sensor networks: a survey (2007, background): “COUGAR [4], [59] - Cougar is most suitable for monitoring applications, where nodes produce relevant information periodically.”
Routing Protocols in Wireless Sensor Networks - A Survey (2010, background): “Cougar: The cougar [33] routing protocol is a database approach to tasking sensor networks.”
SDAP: a secure hop-by-Hop data aggregation protocol for sensor networks (2006, background): “Many data aggregation protocols [2, 3, 4, 5, 6, 8, 21] have bee n proposed, but none of them were designed with security in min d.”
City Data Fusion: Sensor Data Fusion in the Internet of Things (2015, background): “Querying data from things is one of the common data fusion operations in the IoT domain [8, 24, 46, 80].”
Energy-Efficient Routing Protocols in Wireless Sensor Networks: A Survey (2013, methodology): “2) COUGAR approach: The COUGAR views the network as a huge distributed database system [85].”
A Survey on Energy-Efficient Routing Techniques with QoS Assurances for Wireless Multimedia Sensor Networks (2012, methodology): “The key idea is that the Cougar approach [27] exploits in-network data aggregation to conserve more energy.”
Sensor networks for medical care (2005, background): “Unlike TinyDB [36] and Cougar [55], the query engine is not responsible for maintaining routing paths, nor is it concerned with how the routing topology may affect results.”
A survey on routing protocols for wireless sensor networks (2005, methodology): “Then, many other protocols have been proposed either based on Directed Diffusion [26–28] or following a similar concept [16,24,29,30].”
Secure aggregation for wireless networks (2003, methodology): “We propose a more scalable variation on our protocol in Section 7.”
Routing techniques in wireless sensor networks: a survey (2004, background): “COUGAR provides a network-layer-independent method for data query.”
Medians and beyond: new aggregation techniques for sensor networks (2004, background): “Based on these considerations the Cougar and TinyDB architectures have proposed using in-network aggregation to compute such aggregates over the routing tree, minimizing both the number of messages as well as the size of the messages.”