A priority based multi path routing protocol for sensor networks

... over multiple candidate paths, in a priority- based approach depending on the energy resource conditions of all candidate paths This load-balanced routing strategy renders a reliable data delivery ... Management Plane Power Management Plane Transport Layer Network Layer Data Link Layer Task Management Plane Application Layer Physical Layer Figure 2.1: The protocol stack adopted by...

Ngày tải lên: 26/09/2015, 09:47

... electrocardiography (ECG), images of the GI tract These sensors may have disparate sampling rate and sample data size For example, the pressure and temperature sampled data may be smaller in size and ... TRAMA [11] and LMAC [12] are typical schedule-based MAC protocols Compared with contention-based MAC protocol, schedule-based MAC protocols can avoid collisions, idle listening, an...

Ngày tải lên: 21/06/2014, 01:20

... and provide performance comparison with other routing algorithms We also conduct an approximated mathematical analysis for the RAUR to analyze its performance RAUR is a source routing- based algorithm ... traffic load, it is scalable as the routing load change is small and gradual even at higher number of sending sources The advantages of RAUR are due to its unicast routing...

Ngày tải lên: 21/06/2014, 17:20

... node) cost that is used to evaluate routes is a very important component of the gradient-based routing protocols For load balancing, GLOBAL uses traffic load of sensor nodes as cost for gradient construction ... of ACM SenSys (November 2008) doi:10.1186/1687-1499-2011-85 Cite this article as: Yoo et al.: A scalable multi-sink gradient-based routing protocol for...

Ngày tải lên: 21/06/2014, 00:20

... enable the calculation of the cost of a path, based on the LQI values of all links Therefore, we chose to evaluate the performance of these LQI-based routing metrics for NST-AODV Note that the PATH-DR ... data transmission rate for each node to allow for a link quality estimation [5] 4.5 MultiHopLQI One of the first attempts at a link quality estimat...

Ngày tải lên: 21/06/2014, 11:20

... nghiên cứu giao thức Giao thức định tuyến lai ZRP VÀ TZRP - Giao thức định tuyến Zone Routing Protocol (ZRP) đề xuất để cung cấp định tuyến lai khuôn khổ chủ động ứng dụng hầu hết mạng di động với ... nút trì hai vùng: vùng rõ vùng mờ Bằng cách điều chỉnh kích thước hai Giao thức định tuyến lai ZRP VÀ TZRP vùng cách độc lập Vùng r...

Ngày tải lên: 02/06/2015, 16:33

... the word order in target language To this end, we propose a simple but effective ranking-based approach to word reordering The ranking model is automatically derived from the word aligned ... baseline system for In order to show whether the improved performance is really due to improved reordering, we would like to measure the reorder performance directly 917 Reorder...

Ngày tải lên: 19/02/2014, 19:20

... fsm feature, which indicates the state of a simple finite-state automaton that only has two states The automaton is set to initial state (q0) at the top of a message It makes a transition to state ... history for sequential learning in terms of previous messages Thus, for all three dimensions, we report results for histories defined within a single message in our evaluation below...

Ngày tải lên: 20/02/2014, 12:20

... since each participant need provide capacity only for the average load, not for that participant’s peak load Dabek et al describe a realization of this idea that uses Chord to map data blocks ... is a variant of the Plaxton algorithm Like Chord, it guarantees that queries make no more than a logarithmic number of hops and that keys are well-balanced The Plaxton protocol s main adva...

Ngày tải lên: 23/03/2014, 03:20

... Figure 1: An example of annotation projection for relation extraction of a bitext in English and Korean Cross-lingual Annotation Projection for Relation Extraction Relation extraction can be considered ... direct projection (Kim et al., 2010) and graph-based projection approach Table shows the performances of the relation extraction of the two systems The graph-base...

Ngày tải lên: 23/03/2014, 14:20

... proposes a novel re-authentication protocol named fast iterative localized re-authentication (FIL reauthentication) to replace the fast re-authentication in EAP-AKA The localized re-authentication ... http://jwcn.eurasipjournals.com/content/2011/1/124 Page of 16 AP Local AVs Authentication Agent (LAA) MS Iterative AVs Generation HLR/HSS AVs Database Users Database AVs...

Ngày tải lên: 20/06/2014, 22:20

... at home This requires that the routing algorithm be able to self-adapt to link instability Using wireless sensor networks in home automation is prevalent and cost effective A routing algorithm for ... transmission, in this paper we present a new routing algorithm for WSNHA, namely, WSNHA-LBAR (location-based selfadaptive routing for WSNHA) Instead of using flo...

Ngày tải lên: 21/06/2014, 05:20

... has poorer image quality than one-level interpolation Fortunately, the decoded image quality using GICam-II compressor can be accepted and suitable for practical diagnosis, and the evaluation results ... the raw image sensor and the GICam-II image compressor The Downsample Controller receives the valid data and then selects the candidate subsample ratio to sample the candidate...

Ngày tải lên: 21/06/2014, 07:20

... slot scheduling algorithm performs well in static networks, but lacks support for dynamic network Self-Organizing Medium Access Control for Sensor Networks (SMACS) [30] protocol assigns a locally ... 22 EURASIP Journal on Wireless Communications and Networking [22] W Ye, J Heidemann, and D Estrin, Medium access control with coordinated adaptive sleeping for wireless...

Ngày tải lên: 21/06/2014, 11:20