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- ACO Routing in Wireless Sensor Networks
- The recent popularity of applications based on wireless sensor networks provides a strong motivation for pushing its technological limits. The authors feel that sensor networks can benefit from some of nature's robust solutions. In this work the authors evaluate the applicability of pheromone based foraging techniques, found in many ants,...
- Tags: Network, Harvard University, Wireless Sensor Network, Wireless, Productivity, Networking
- White papers 2008-01-15
- Scalable and Energy Efficient Localisation in Wireless Sensor NetWorks
- A need exists for localisation algorithms in Wireless Sensor Networks WSNs that are scalable, energy efficient and able to function in easy to deploy sensor networks. This paper proposes a beaconless Cluster-based Radial Coordinate Establishment CRCE positioning algorithm to locate sensor nodes relative to a local coordinate system. The system...
- Tags: Network, Wireless Sensor Network, Positioning, Wireless, University Of Pretoria, Branding, Marketing
- White papers 2008-01-08
- Highly-Resilient, Energy-Efficient Multipath Routing in Wireless Sensor Networks
- Previously proposed sensor network data dissemination schemes require periodic low-rate flooding of data in order to allow recovery from failure. The paper considers constructing two kinds of multipaths to enable energy efficient recovery from failure of the shortest path between source and sink. Disjoint multipath has been studied in the...
- Tags: Recovery, Network, Wireless Sensor Network, Multipath, Wireless
- White papers 2008-01-01
- Arbutus: Network-Layer Load Balancing for Wireless Sensor Networks
- The hot spot problem is a typical byproduct of the many-to-one traffic pattern that characterizes most wireless sensor networks: the nodes with the best channel to the sink are overloaded with traffic from the rest of the network and experience a faster energy depletion rate than their peers. Routing protocols...
- Tags: Network, Wireless Sensor Network, Routing Protocol, Wireless, University Of Notre Dame, Hot Spot Problem, Networking
- White papers 2008-01-01
- Multihop Clustering Algorithm for Load Balancing in Wireless Sensor Networks.
- The paper presents a new cluster based routing algorithm that exploits the redundancy properties of the sensor networks in order to address the traditional problem of load balancing and energy efficiency in the WSNs. The algorithm makes use of the nodes in a sensor network of which area coverage is...
- Tags: Algorithm, Network, Load Balancing, Wireless Sensor Network, Wireless, University Of Bradford, Engineering
- White papers 2007-08-22
- Researcher believes wireless sensor networks could prevent future bridge collapses
- Last week, I wrote a blog post about the metro Wi-Fi network's instrumental role in helping first responders communicate after the bridge collapse in Minneapolis, MN. Using the metro Wi-Fi network, rescuers could bypass grid-locked cellular networks and communicate more effectively.But can wireless technology play a role in preventing future...
- Tags: Network, Wireless, Wireless Sensor Network, Michael Kassner
- Blog posts 2007-08-10
- Hardware Assisted Compression in Wireless Sensor Networks
- A Wireless Sensor Network WSN is comprised of resource constained devices called motes. Motes are battery operated and must conserve as much power as possible. Power usage for each mote is made up of processing data, sensing the surroundings, and sending and receiving packets. The bulk of power usage for...
- Tags: Packet, Network, Sensor, Hardware, University Of California, Wireless Sensor Network, Wi-Fi, Wireless
- White papers 2007-05-27
- Algorithm/Architecture Co-Exploration for Designing Energy Efficient Wireless Channel Estimator
- A Wireless Sensor Network WSN is comprised of motes which are resource constraint devices. Motes are battery operated and must conserve as much power as possible. Power usage for each mote is made up of processing data, sensing the surroundings, and sending and receiving packets. This paper proposes a solution...
- Tags: Hardware, University Of California, Wireless, Wireless Sensor Network
- White papers 2007-04-29
- Optimal Cluster Association in Two-Tiered Wireless Sensor Networks
- This paper studies the two-tiered Wireless Sensor Network WSN architecture and proposes the optimal cluster association algorithm for it to maximize the overall network lifetime. A two-tiered WSN is formed by number of small Sensor Nodes SNs, powerful Application Nodes ANs, and Base-Stations (BSs, or gateways). SNs capture, encode, and...
- Tags: Network, Washington State University, Sensor, Wireless Sensor Network, Networking
- White papers 2007-04-13
- Towards Intrusion Detection in Wireless Sensor Networks
- The work discussed in this paper studies the problem of Intrusion Detection which is sensor networks and propose a lightweight scheme that can be applied to such networks. Its basic characteristic is that nodes monitor their neighborhood and collaborate with their nearest neighbors to bring the network back to its...
- Tags: Network, Wireless Sensor Network, Wireless, University Of Mannheim, Intrusion Detection, Network Security, Networking, Security
- White papers 2007-02-27
- Applying Intrusion Detection Systems to Wireless Sensor Networks
- The research of Intrusion Detection Systems IDS is a mature area in wired networks, and has also attracted many attentions in wireless ad hoc networks recently. Nevertheless, there is no previous work reported in the literature about IDS architectures in wireless sensor networks. This paper discusses the general guidelines for...
- Tags: Network, Wireless Sensor Network, Intrusion Detection System, Wireless, Intrusion Detection, Network Security, Security, Networking
- White papers 2006-07-24
- An Energy-Aware Dynamic Clustering Algorithm for Load Balancing in Wireless Sensor Networks
- Energy efficient dynamic clustering offers a flexible paradigm to reconfigure the network in order to maximise network's life-time in resource constrained ad hoc sensor networks. The load profiles of Parent Nodes PNs can be used to define its current state as well as to predict potential failures caused by energy...
- Tags: Algorithm, Aware, Network, Load Balancing, Clustering, Wireless Sensor Network, Wireless, Engineering, Networking
- White papers 2006-06-01
- MMSN: Multi-Frequency Media Access Control for Wireless Sensor Networks
- Multi-frequency media access control has been well understood in general wireless ad hoc networks, while in wireless sensor networks, researchers still focus on single frequency solutions. In wireless sensor networks, each device is typically equipped with a single radio transceiver and applications adopt much smaller packet sizes compared to those...
- Tags: MAC, Network, Sensor, Wireless Sensor Network, Wi-Fi, Wireless
- White papers 2005-12-14
- A Quantitative Survivability Evaluation Model for Wireless Sensor Networks
- A Wireless Sensor Network WSN is vulnerable to security attacks due to the broadcast nature of transmission and the limited computation and communication capabilities of the sensor nodes. Many key agreement schemes are developed to enable encryption and authentication among sensor nodes to protect confidentiality, integrity, and availability of the...
- Tags: Network, Sensor, Wireless Sensor Network, Wi-Fi, Wireless
- White papers 2005-11-30
- On Base Station Selection for Anycast Flow Routing in Energy-Constrained Wireless Sensor Networks
- Energy constraints have had a significant impact on the design and operation of wireless sensor networks. This paper investigates base station selection or anycast problem in wireless sensor networks. A wireless sensor network having multiple base stations data sink nodes is considered where each source node must send all its...
- Tags: Base Station, Network, Sensor, Wireless Sensor Network, Wi-Fi, Wireless, Networking
- White papers 2005-11-21
- Re-Visited: Denial of Service Resilient Access Control for Wireless Sensor Networks
- The appliance of wireless sensor networks to a broad variety of applications doubtlessly requires end-user acceptance. End-users from various computer network unrelated disciplines like for example from the agriculture sector, geography, health care, or biology will only use wireless sensor networks to support their daily work if the overall benefit...
- Tags: Denial Of Service, Network, Wireless Sensor Network, Access Control, NEC Corp., Wireless, Networking
- White papers 2008-01-01
- Secure Health Monitoring Network Against Denial-of-Service Attacks Using Cognitive Intelligence
- Secure and energy efficient transmission is a main concern in many wireless sensor network applications. In this paper, two types of denial-of-service attacks that affect the routing layer are analyzed and an energy efficient countermeasure is proposed. The performance of the application solely depends on accuracy and reliability of information...
- Tags: Denial Of Service, Wireless Sensor Network, Health Care, Syracuse University, Energy, Security
- White papers 2008-02-15
- Intrusion Detection in Wireless Sensor Networks
- Wireless Sensor Networks WSNs offer an excellent opportunity to monitor environments, and have a lot of interesting applications in warfare. The problem is that security mechanisms used for wired networks do not transfer directly to sensor networks. Some of this is due to the fact that there is not a...
- Tags: Intrusion Detection, Network, Wireless Sensor Network, Wireless, Networking
- White papers 2006-05-19
- LEDS: Providing Location-Aware End-to-End Data Security in Wireless Sensor Networks
- Providing end-to-end data security, i.e., data confidentiality, authenticity, and availability, in Wireless Sensor Networks WSNs is a non-trivial task. In addition to the large number and severe resource constraint of sensor nodes, a particular challenge comes from potential insider attacks due to possible node compromise, since a WSN is usually...
- Tags: Aware, Network, Wireless Sensor Network, Data Security, Wireless, Security
- White papers 2005-12-30
- Resource-Aware Distributed Online Data Mining for Wireless Sensor Networks
- Online data mining in wireless sensor networks is concerned with the problem of extracting knowledge from a large continuous amount of data streams with an in-network processing mode. Unlike other types of networks, the limited computational resources require the mining algorithms to be highly efficient and compact. The paper proposes...
- Tags: Algorithm, Aware, Network, Wireless Sensor Network, Wireless, University Of Sydney, Data Mining, Business Intelligence, Marketing Research, Engineering, Databases, Networking, Enterprise Software, Software, Data Management, Marketing
- White papers 2007-07-31
