Báo cáo hóa học: "Research Article NAF, OAF, or Noncooperation: Which Protocol to Choose?" doc
Báo cáo hóa học: "Research Article NAF, OAF, or Noncooperation: Which Protocol to Choose?" doc
... Publishing CorporationEURASIP Journal on Advances in Signal ProcessingVolume 2008, Article ID 546470, 7 pagesdoi:10.1155/2008/546470Research Article NAF, OAF, or Noncooperation: Which Protocol to ... Thisselection leads to a short-term cooperation protocol choice which could be NAF, OAF, or direct transmission.4. PROTOCOL SELECTIONResolving the formulated problem allows to find a methodthat ... performance is to make a powerallocation. The adaptive power allocation for wireless net-works has been mainly addressed for orthogonal protocols.In [5–9], the ODF protocol ergodic capacity or...
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Báo cáo hóa học: " Research Article NAF, OAF, or Noncooperation: Which Protocol to Choose?" docx
... ProcessingVolume 2008, Article ID 546470, 7 pagesdoi:10.1155/2008/546470Research Article NAF, OAF, or Noncooperation: Which Protocol to Choose?Ahmed Saadani and Olivier Traor´eFrance Telecom ... performance is to make a powerallocation. The adaptive power allocation for wireless net-works has been mainly addressed for orthogonal protocols.In [5–9], the ODF protocol ergodic capacity or ... for N= 1andN = 3, respectively in Figures 5and 6. The NAFPA protocol outperforms the NAF protocol for all cases thanks to the power allocation and the optimalrelay selection. The NAF protocol...
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Báo cáo hóa học: " Research Article The Iterative Method of Generalized u0 -Concave Operators" docx
... point for the operator by the iterative method. Theconcept of u0-concave operators was defined by Krasnosel’ski˘ı as follows.Let operator A : P → P and u0>θ. Suppose thati for any ... Ny, 2.27then P is said to be normal, and the smallest N is called the normal constant of P see3–5.Theorem 2.5. vLetP be a normal cone of E. If operator A : Pw0 −→ Pw0 is ... u0-concave operator.In many papers, the authors studied u0-concave operators and obtained some resultssee 3–5, 8–15. In this paper, we generalize the concept of u0-concave operators, give...
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Báo cáo hóa học: " Research Article Some Applications of Srivastava-Attiya Operator to p-Valent Starlike Functions" pot
... integral operator. 8, 9;3 for s −k being any negative integer, b 0, and p 1, the operator J−k,0 Dkfzwas studied by S˘al˘agean 10.2. Inclusion RelationIn order to prove our ... γ.2.19The proof of Theorem 2.6 is complete.3. Integral OperatorFor c>−1andfz ∈ Ap, we recall here the generalized Bernardi-Libera-Livingstonintegral operator Lcfz as followsLcfzc ... b.2.11Journal of Inequalities and Applications 3When p 1, the operator Js,bis well-known Srivastava-Attiya operator 5.Using the operator Js,b, we now introduce the following classes:S∗p,s,bγfz∈...
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Báo cáo hóa học: " Research Article Camera Network Coverage Improving by Particle Swarm Optimization" docx
... fields. Similar to the genetic algorithm, a population of particles is used to search the solution space of an optimization problem.Each particle has a position vector and a velocity vector. Theposition ... is more intended for applications discussedin [13, 14] where hundreds of cameras or more are randomlydistributed in an unknown area. Therefore we focus moreon the performance of the algorithm ... wireless sensors are scatteredby an airplane and quickly form a camera network to monitor a wide area. For large camera networks this systemis more practical because in most situations the mountinglocations...
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Báo cáo hóa học: " Research Article Interference Management Schemes for the Shared Relay Concept" docx
... coordinated sector to the mobile user in the kth coordinated sector. Moreover, wedenote β∗k,whereβk∈ CNi×1, as the channel vector fromthe relays in the Niuncoordinated sectors to ... coordinated sector to the relay inthe kth coordinated sector and φ∗k,whereφk∈ CNi×1,bethe channel from the mobile users in the Niuncoordinatedsectors to the relay in the kth coordinated ... uncoordinated sectors to the Nccoordinated base station antennas and xNias the transmittedsymbol vector from the relays in the Niuncoordinatedsectors. The received signal at the Nccoordinated...
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báo cáo hóa học:" Research Article Iterative Algorithms for Finding Common Solutions to Variational Inclusion Equilibrium and Fixed Point Problems" ppt
... an α-inverse strongly monotone mapping and B : C → H be a β-inverse strongly monotoneHindawi Publishing CorporationFixed Point Theory and ApplicationsVolume 2011, Article ID 915629, 17 pagesdoi:10.1155/2011/915629Research ... Yibin, Sichuan 644007, ChinaCorrespondence should be addressed to S. S. Chang, changss@yahoo.cnReceived 30 October 2010; Accepted 9 November 2010Academic Editor: Qamrul Hasan AnsariCopyright ... 0, ∞ is the indicatorfunction of C, then the variational inclusion problem 1.2 is equivalent to variationalinequality 1.5,thatis ,to ndu ∈ C such that Au, v − u≥0, for all v ∈ C.SinceM...
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báo cáo hóa học:" Research Article Fractional-Order Variational Calculus with Generalized Boundary Conditions" doc
... for financial supportand for providing the necessary facilities.Advances in Difference Equations 3Definition 2.2. For α>0, the left and right Riemann-Liouville fractional derivatives of orderα, ... 3.5–3.7,thusweobtainJy0 h − Jy0 ≥ 0 which completesthe proof.Similar to proving the previous theorem, we can prove the following theorem.Theorem 4.2. Let L (t, y, z, u ) be jointly convex ... global minimizer (maximizer) to problem 1.2.5. ExamplesWe will provide in this section two examples in order to illustrate our main results.Hindawi Publishing CorporationAdvances in Difference...
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Báo cáo hóa học: " Research Article Opportunistic Data Collection in Sparse Wireless Sensor Networks" docx
... territory. The network features node -to- node and node -to- sink communications and uses one of tworouting protocols: either a pure flooding variant or a history-based protocol. The history-based protocol ... multifac-tor utility functions has been used before in opportunisticrouting protocols, for example, [11]. The general idea isthat it is possible to get a better solution by taking moreinformation ... simulatorfor DTN protocol evaluation,” in Proceedings of the 2ndInternational Conference on Simulation Tools and Techniques(SIMUTools ’09), Rome, Italy, 2009.Hindawi Publishing CorporationEURASIP...
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Báo cáo hóa học: " Research Article Opportunistic P2P Communications in Delay-Tolerant Rural Scenarios" doc
... 3,Georoy needs fewer hops to forward a lookup request to thedestination when the network is composed of 144 nodes or more. Consequently, the stretch factor of Georoy is smallercompared to Bamboo ... beserved.In order to implement the above-presented scenario,we have chosen to compar e the performance of two P2Pprotocols for wireless networks, appropriately extended to cope with the opportunistic ... Alsoreplication and opportunistic networking were addressedand appropriate protocol elements developed for Georoy which is one of the two protocols being analyzed.The rest of this paper is organized as...
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