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MOBICOM
2009
ACM
14 years 5 months ago
Impact of mobility on spectrum sensing in cognitive radio networks
In cognitive radio networks (CRNs), spectrum sensing is key to opportunistic spectrum access while preventing any unacceptable interference to primary users’ communications. Alt...
Alexander W. Min, Kang G. Shin
DMSN
2009
ACM
14 years 5 months ago
Message models and aggregation in knowledge based middleware for rich sensor systems
Networked, distributed real world sensing is an increasingly prominent topic in computing and has quickly expanded from resource constrained “sensor networks” measuring simple...
Joseph B. Kopena, William C. Regli, Boon Thau Loo
MDM
2009
Springer
192views Communications» more  MDM 2009»
14 years 5 months ago
Thresholded Range Aggregation in Sensor Networks
— The recent advances in wireless sensor technologies (e.g., Mica, Telos motes) enable the economic deployment of lightweight sensors for capturing data from their surrounding en...
Zhifeng Lin, Man Lung Yiu, Nikos Mamoulis
KIVS
2009
Springer
14 years 5 months ago
Query Processing and System-Level Support for Runtime-Adaptive Sensor Networks
We present an integrated approach for supporting in-network sensor data processing in dynamic and heterogeneous sensor networks. The concept relies on data stream processing techni...
Falko Dressler, Rüdiger Kapitza, Michael Daum...
IWSOS
2009
Springer
14 years 5 months ago
A Self-organizing Approach to Activity Recognition with Wireless Sensors
Abstract. In this paper, we describe an approach to activity recognition, which is based on a self-organizing, ad hoc network of body-worn sensors. It makes best use of the availab...
Clemens Holzmann, Michael Haslgrübler
DCOSS
2009
Springer
14 years 5 months ago
Cheap or Flexible Sensor Coverage
We consider dual classes of geometric coverage problems, in which disks, corresponding to coverage regions of sensors, are used to cover a region or set of points in the plane. The...
Amotz Bar-Noy, Theodore Brown, Matthew P. Johnson,...
BTW
2009
Springer
127views Database» more  BTW 2009»
14 years 5 months ago
In-Network Detection of Anomaly Regions in Sensor Networks with Obstacles
: In the past couple of years, sensor networks have evolved to a powerful infrastructure component for monitoring and tracking events and phenomena in many application domains. An ...
Conny Franke, Marcel Karnstedt, Daniel Klan, Micha...
CANS
2009
Springer
160views Cryptology» more  CANS 2009»
14 years 5 months ago
Short Hash-Based Signatures for Wireless Sensor Networks
We present a hash-based signature scheme customized for wireless sensor networks. For message lengths required by instructions or queries from the base station or single measuremen...
Erik Dahmen, Christoph Krauß
CANS
2009
Springer
165views Cryptology» more  CANS 2009»
14 years 5 months ago
Blink 'Em All: Scalable, User-Friendly and Secure Initialization of Wireless Sensor Nodes
Abstract. Wireless sensor networks have several useful applications in commercial and defense settings, as well as user-centric personal area networks. To establish secure (point-t...
Nitesh Saxena, Md. Borhan Uddin
ALGOSENSORS
2009
Springer
14 years 5 months ago
Approximating Barrier Resilience in Wireless Sensor Networks
Barrier coverage in a sensor network has the goal of ensuring that all paths through the surveillance domain joining points in some start region S to some target region T will inte...
Sergey Bereg, David G. Kirkpatrick