Energy Efficient Multipath Routing in Large Scale Sensor Networks with Multiple Sink Nodes

... recent papers dealt with the optimal placement of sink nodes in multiple sink sensor networks [10] but not deal directly with routing issues One of the earliest cluster-based routing algorithms is ... Figure A Sensor Network with Multiple Sink Nodes Every sensor s initial energy is Einit and its residual energy is ERE The path is defined as {V1, V2, ……,Vi, Vj,……, S}, Vi, Vj ∈Vsensor, S ∈ Vsink; ... sink node consume energy more rapidly than the sensor nodes which are far away from the sink node, these nodes close to the sink will invoke cluster-reconstruction For example, in Figure 5, sensor...

Báo cáo hóa học: " Research Article In Situ Key Establishment in Large-Scale Sensor Networks" pdf

... Networking encrypting a shared key ks between a service sensor and itself in secure channel establishment, decoding the keying information obtained from the associated service node in keying information ... the key bootstrapping procedure The In- Situ Key Establishment Framework Compared to the predistribution schemes, in- situ key establishment schemes distribute keying information for shared key ... service sensors as sacriﬁces for disseminating keying information to worker sensors in the vicinity Worker sensors are in charge of normal network operations such as sensing and reporting Two...

Efficient failure recovery in large scale graph processing systems

... for efficient recovery in context of large- scale graph processing systems We explore the characteristics of large- scale graph processing systems, and construct a failure recovery model accordingly ... failure recovery in large- scale graph processing systems, extra efforts are taken in addition to the normal execution of the systems However, our proposed recovery mechanisms inevitably induce ... rollback recovery algorithms specially designed for large- scale graph processing systems, called State-Only Recovery and Shadow-Based Recovery, which aim at reducing the recovery time without introducing...

Efficient failure recovery in large scale graph processing systems

ENERGY EFFICIENT CONNECTION PROVISIONING IN IP OVER WDM NETWORKS

... IETF Internet Engineering Task Force ILP Integer Linear Programming IP Internet Protocol IQP Integer Quadratic Programming ISP Internet Service Provider LAN Local Area Network LP Linear Programming ... current network is far from being energy proportional to the network load This thesis mainly considers energy efficient connection provisioning in IP over WDM networks, focusing on four issues We first ... Power Efficient Integrated Routing with Traffic Splitting 3.1 Introduction This chapter investigates the problem of power efficient integrated routing with traffic splitting in IP over WDM networks We...

2015 energy efficient active tag searching in large scale RFID systems

... knowledge, energy efficient tag searching in large scale RFID systems has not been thoroughly investigated, and it remains a challenging problem To fill in this gap, we study the tag searching problem ... logistics industry, and inventory control in retailing industry Although there are some prior studies on improving time efficiency of tag searching, energy efficiency in tag searching has not been investigated ... thoroughly In this paper, we study the tag searching problem from an energy efficient angle Two energy efficient tag searching protocols are proposed for large scale RFID systems built with active tags:...

2015 an efficient tag search protocol in large scale RF

... final as presented, with the exception of pagination CHEN et al.: EFFICIENT TAG SEARCH PROTOCOL IN LARGE- SCALE RFID SYSTEMS WITH NOISY CHANNEL TABLE IV PERFORMANCE COMPARISON OF TAG SEARCH PROTOCOLS, ... Li, and W Mao, “Efficient continuous scanning in RFID systems,” in Proc IEEE INFOCOM, 2010, pp 1–9 [44] V Sarangan, M R Devarapalli, and S Radhakrishnan, “A framework for fast RFID tag reading in ... Chen, and Y Fang, An efficient tag search protocol in large- scale RFID systems,” in Proc IEEE INFOCOM, Apr 2013, pp 1325–1333 [2] C H Lee and C W Chung, “Efficient storage scheme and query processing...

Efficient core selection for multicast routing in mobile ad hoc networks

... UNIVERSITY OF TECHNOLOGY AND ENGINEERING Binh Minh Nguyen EFFICIENT CORE SELECTION FOR MULTICAST ROUTING IN MOBILE AD HOC NETWORKS GRADUATION THESIS Faculty of Information Technology Supervisor: ... all nodes in the multicast group Routing protocols designed for mobile ad hoc networks maintain only approximate and minimal topology information, and therefore designing a center selection heuristics ... participating, the network topology, link state, Which are not available or too expensive to acquire in mobile ad hoc networks There are many proposed protocol for multicast routing in mobile ad hoc networks, ...

Tài liệu DA VANCE: ABACUS BANK AND 19 INDIVIDUALS CHARGED IN LARGE-SCALE MORTGAGE FRAUD CONSPIRACY ppt

... loan origination, processing, and underwriting All of these units and several of the branches were implicated in the conspiracy Charged in the indictment is YIU WAH WONG, who served as the Bank s ... origination, purchasing, and servicing fees over the five-year period covered by the indictment ABACUS is a federally-chartered deposit and lending institution headquartered at Bowery Street in ... nation’s financial system remains a top priority for IRS-Criminal Investigation.” The indictment, representing the culmination of a two -and- a-half-year investigation, charges that ABACUS, its...

Tài liệu Báo cáo khoa học: "Evaluation challenges in large-scale document summarization" doc

... and a corpus of documents Di , a search engine ranks all documents in Di according to their relevance to the query Q If instead of the corpus Di , the respective summaries of all documents are ... measure for assessing the relative decrease in retrieval performance when indexing summaries instead of full documents The idea behind it is similar to (Sparck-Jones and Sakai, 2001) In that experiment, ... given the large number of irrelevant documents per query resulting in a large number of tied ranks, we opted for linear correlation Interestingly enough, linear correlation and rank correlation...

Efficient Event Routing in Content-based Publish-Subscribe Service Networks pot

... system consists of multiple event routing networks, with the following properties: • Filtering-based event routing within each routing network generates low processing and network traffic load ... partitioning techniques in Kyra effectively partition a pubsub network into multiple smaller routing networks Event routing within each routing network generates significantly lower storage, processing ... match(subscriptions_from(s), event) ) { mark event as final notification; send event to s; }}} Figure Event routing in Kyra event is sent to the original servers of the matching subscriptions The original server...

Báo cáo khoa học: "From Submit to Submitted via Submission: On Lexical Rules in Large-Scale Lexicon Acquisition" docx

... concepts in the ontology may be used (singly or in combination) in a lexical meaning representation No necessary correlation is expected between syntactic category and properties and semantic or ontological ... lexicon to the ontology is critical to 'the entire issue of LRs Representations of lexical meaning may be defined in terms of any number of ontological primitives, called con= cepts Any of the concepts ... mechanisms for avoiding overgeneration • Lexicon Load Time - The LRs can be applied to the base lexicon at the time the lexicon is loaded into the computational system As with run-time loading, the risk...

scalable decentralized object location and routing for large scale peer to peer systems

... constructing peer- to -peer applications and understanding more of the issues and requirements of such applications and systems [1, 2, 5, 8, 10, 15] One of the key problems in large- scale peer- to -peer ... peer- to -peer applications is to provide efﬁcient algorithms for object location and routing within the network This paper presents Pastry, a generic peer- to -peer object location and routing scheme, based ... original motivation for peer- to -peer systems, but it is not a pure peer- to -peer system because its database is centralized All three systems are primarily intended for the large- scale sharing of...

Báo cáo hóa học: " Research Article Location-Based Self-Adaptive Routing Algorithm for Wireless Sensor Networks in Home Automation" doc

... 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 ﬂooding technology to search blindly for the ... Embedded Systems [13] D Braginsky and D Estrin, “Rumor routing algorithm for sensor networks, ” in Proceedings of the 1st ACM International Workshop on Wireless Sensor Networks and Applications...

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