Combinatorics based energy conservation methods in wireless sensor networks

... sensing capabilities 1.3.2 Other Energy- Conservation Methods in Sensor Networks Energy Conservation in Routing Techniques in energy conservation are not limited to wakeup schemes for sensors Intelligent ... manufacturing costs, sensors may be deployed in high density to monitor an area of interest One main challenge in deploying such wireless networks is the e...

Ngày tải lên: 15/09/2015, 22:11

... low-memory implementations for SPIHT compression In strip-based coding, SPIHT coding is sequentially performed on a few lines of wavelet coefficients that are stored in a strip buffer as shown in ... improvements in lowmemory implementations for image compression In stripbased coding, a few image lines that are acquired in raster scan format are first wavelet transform...

Ngày tải lên: 21/06/2014, 20:20

... link costs IL,B-Sink , IL,D-Sink , and IL,J-Sink , and then add their link costs to ASink to form CB-Sink , CD-Sink , and CJ-Sink , respectively Nodes B, D, and J store these information in their ... carefully defining link cost as a function of receiving and transmission power using that link The transmission-value is set initially same for all the nodes The link cost between nodes u...

Ngày tải lên: 21/06/2014, 23:20

... be incorporated in a real wireless vision sensor network REFERENCES [1] M Rahimi, R Baer, O I Iroezi, et al., “Cyclops: in situ image sensing and interpretation in wireless sensor networks,” in ... Latifi, “A survey on data compression in wireless sensor networks,” in Proceedings of International Conference on Information Technology: Coding and Computing (ITCC ’05), v...

Ngày tải lên: 22/06/2014, 22:20

... resistance against the hardest attack: node compromising STKM: A Spanning Tree- Based Key Management Solution for WSNs In this section, we describe a new key management protocol for WSNs Our main objective ... paper Each sensor node i, including the base station, maintains the following variables (i) Fatheri : the father of the sensor in the final spanning tree The b...

Ngày tải lên: 21/06/2014, 11:20

... scheme, differing only in the fact that multiple keys are used to establish pairwise key instead of just one By increasing the amount of key overlap required for key establishment, this scheme increases ... Generating Key Pool The initial key pool consists of L key groups and each key group consists of M initial keys Hence, the initial key pool contains P = L ∗ M initial k...

Ngày tải lên: 21/06/2014, 17:20

... Non-cooperative game Co-operative game Complete information game Game of strategy and chance Dynamic (sequential) game Static (Simultaneouse) game Figure 1: Classification of games Superframe-1 Active ... collision and less idle waiting time in backoff procedure In “Incomplete Game , access delay performance is far better than “NM”, and comparable with “IBM”, as it can easily ada...

Ngày tải lên: 21/06/2014, 17:20

... Collaborative Target Tracking Framework In this study, we develop an energy-efficient distributed collaborative target tracking framework based on mobile agent computing paradigm The target tracking task initialization, ... before sending its TargetInfo message The collection of TargetInfo messages is fulfilled in a time window in each cycling time step Any TargetInfo mes...

Ngày tải lên: 21/06/2014, 20:20

... Cort´ s, and A Brandwajn, e Exploring landmark placement strategies for self localization in wireless sensor networks,” 2006, http://rp.lip6.fr/∼benbadis/landmarks placement/ ... routing performance, avoiding the need of equally distant landmark placement We also notice again that as the number of landmarks increases up to a certain threshold, considerable performance ga...

Ngày tải lên: 22/06/2014, 00:20

... mean of the ARE of all sink nodes We generate 100 connected network instances for each simulation and spawn multirate queries in each network instance for 100 times The average performance for ... optimizing the number of replicas for event information in wireless sensor networks, when queries are disseminated using expanding rings The authors also derived the replication st...

Ngày tải lên: 22/06/2014, 19:20

... LastSrc indicates the beginning and ending points of MA’s data gathering RoundIdx is the index of current round The value is initially set to by the sink in the first round, and will be incremented ... Beijing, China, 2004 L M Feeney and M Nilsson, “Investigating the energy consumption of a wireless network interface in an ad hoc networking environment,” in Proceedings of 20th Annual J...

Ngày tải lên: 22/06/2014, 23:20

... In Chapter 5, the decision making protocols for winner determination in reverse auction- based task allocation are introduced Our proposed Energy and Delay Efficient Distributed Winner Determination ... centralized winner determination method The task message format for centralize method is {Task, Task Size, Task Deadline} where Task can be any low-level tasks such as s...

Ngày tải lên: 30/09/2015, 14:23

... MACHINE LEARNING BASED CONGESTION CONTROL IN WIRELESS SENSOR NETWORKS JEAN-YVES SAOSENG (B Eng , Supelec, France) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF ENGINEERING DEPARTMENT ... 4.2.2 Distributed reinforcement learning in cooperative systems 36 Reinforcement Learning for congestion control 37 4.3.1 Reinforcement Learning of Contention Window Policy (RLC...

Ngày tải lên: 10/11/2015, 11:29

... The types of topologies used for sensor networks include star, mesh, star-mesh etc [2] In Wireless sensor networks there are two kinds of wireless nodes; sensor and base station nodes The main ... ensuring that the LEAP protocol is able to handle all three scenarios aforementioned, the LEAP protocol will be improved in terms of security for WSNs I used the...

Ngày tải lên: 05/03/2014, 23:20

... simplicity III THE RELIABLE TRANSPORT PROBLEM IN WSN In the preceding discussions, we introduced the notion of event-to-sink reliability in WSN and pointed out the inapplicability of existing transport ... AKYILDIZ: EVENT-TO-SINK RELIABLE TRANSPORT IN WIRELESS SENSOR NETWORKS 1009 soon as possible We can achieve such an aggressive increase by invoking the fact that...

Ngày tải lên: 16/03/2014, 19:20