Báo cáo hóa học: " Research Article Modeling Misbehavior in Cooperative Diversity: A Dynamic Game Approach" docx

... reciprocate.Terminals are rational in that they behave in a manner tomaximize their individual beneﬁt of cooperation. We assumethat terminals maintain private information pertaining totheir behavior ... eachstage game. On the other hand, a misbehaving relay maystrategically change its type at the beginning of each stage game. In this paper we assume that a misbehaving relayadopts behavior strategy ... dynamic game with incompleteinformation. Note that a dynamic game with incompleteinformation is a dynamic Bayesian game. We consider a wireless communications system withapopulationofN terminals...

Báo cáo hóa học: " Research Article Modelling Errors in Automatic Speech Recognition for Dysarthric Speakers" docx

... gain in accuracy increasesas the training/adaptation data is increased, obtaining animprovement of almost 3% when all 34 sentences areused. The matched pairs test described in [41]wasusedto ... at the phonemic level, andby incorporating a word language model a more accurateestimate of W is obtained.EURASIP Journal on Advances in Signal Processing 3As already mentioned, commercial ... a signiﬁcantly better approach to ASR than speaker adaptation in cases where the intelligibility of the speaker is low andonly a few adaptation utterances are available, which are twoimportant conditions...

Báo cáo hóa học: "Research Article Delay Optimization in Cooperative Relaying with Cyclic Delay Diversity" docx

... 6 EURASIP Journal on Advances in Signal ProcessingTable 1: Simulation parameters.Parameter ValueNumber of subcarriers 128Noise ﬂoor−105 dBmFast multipath fading Urban/suburbanPath loss ... thechannel only.3.1. Delay optimization based on the strongest pathInserting random delay does not make the full use of themultipath channel’s feature. An optimal delay allocationapproach using ... estimated delay and the initial phase, eachrelay channel will make the necessary cophasing and cyclicshifting before signal forwarding. The cyclic delayed signalsfrom the diﬀerent relays multiplex...

Báo cáo hóa học: "Research Article Interference Mitigation in Cooperative SFBC-OFDM" potx

... India, underProject Ref: No.6/3/2002-S.F, and the DRDO-IISc Programon Advanced Research in Mathematical Engineering.REFERENCES[1] A. Nosratinia, T. E. Hunter, and A. Hedayat, Cooperative communication ... receiver has only an estimated channel stateinformation. The analysis of this deterioration and possibleways of mitigating this would be an interesting area of futurework. Also, it is assumed that ... 839–843,Las Vegas, Nev, USA, April 2006.[11] Y. Mei, Y. Hua, A. Swami, and B. Daneshrad, “Combatingsynchronization errors in cooperative relays,” in Proceedingsof the IEEE Internat ional Conference...

Báo cáo hóa học: " Research Article DOA Estimation in the Uplink of Multicarrier CDMA Systems" docx

... properlycited.1. INTRODUCTIONAntenna arrays at the base station (BS) can dramatically im-prove the capacity of a communication system [1–3]. Ac-tually, they can be exploited in various ways. First, ... reader is referred to [13] for details.Returning to the joint estimation of ω and{dr(in)},weapply the SAGE algorithm in such a way that the parame-ters of a single path are updated at a ... (Estimation of SignalParameters by Rotational Invariance Techniques) algorithm[14] and estimates the DOAs in closed form.The main contribution of this paper is a method for esti-mating the DOAs...

Báo cáo hóa học: " Research Article Array Iterators in Lustre: From a Language Extension to Its Exploitation in Validation Lionel Morel" doc

... results have been obtained, part icularly onan Airbus A3 80-related case study. This application managesthe electrical load in an aircraft. Redundancy of data and par-allelism are central to this ... intoaccount in the validation process.Concerning verification, the approach that has been ap-plied traditionally consists in expanding the arrays into in- dependent variables and use standard ... want to build a Lustre program that takes as input an in- teger flowV and builds an array T that contains the valuesofV in the last 10 instants (this number of instants has beenfixed arbitrarily...

Báo cáo hóa học: " Research Article Modeling the Lion Attack in Cognitive Radio Networks" pptx

... described in Section 3 hasbeenprogrammedinmatlabandrunwiththe parameters given in Section 4.1.Table2 provides theaverage inactivity timeT and inactivity percentage Uinactivityobtained for the analytical ... channel is available. With regardto the smart attack, freezing TCP parameters during thehandoﬀ avoids unnecessary retransmissions, leading to a higher activity percentage of time. As the attacker ... Radio Networks arise as a promising solution toshare and take advantage of the scarcity of radio spectrum aswell as to enhance the overall availability of transmitted data.These networks are...

Báo cáo hóa học: " Research Article Modeling On-Body DTN Packet Routing Delay in the Presence of Postural Disconnections" ppt

... mainly because with randomizedforwarding any node in WBAN can be in a packet’s pathas described in Section 5.2. In other words, since thereare no constrains on packet forwarding with the RANDprotocol,removinganynodefromtheset1,2,4,5,or7cansigniﬁcantly ... routingprotocol, can be avoided by recording a packet’s traversedpath in it incrementally so that a forwarding ﬁltering can beimplemented. A packet is never forwarded to a node that isrecorded in that packet’s ... Networks(WBANs). Using a prototype WBAN for experimentallycharacterizing and capturing on-body topology traces, ananalytical delay modeling technique was developed for evalu-ating single-copy...

báo cáo hóa học:" Research Article Modeling and Visualization of Human Activities for Multicamera Networks" potx

... Human Activities forMulticamera NetworksAswin C. Sankaranarayanan,1Robert Patro,2Pavan Turaga,1Amitabh Varshney,2and Rama Chellappa11Department of Electrical and Computer Engineering, ... walking. The other animations are similarlycomposable. The shared animation data means that all of thecharacters in a given scenario who are performing the sameactivity may share the data ... each camera.3.1. Linear Dynamical System for Activity Modeling. In several scenarios (such as far-ﬁeld surveillance and objectsmoving on a plane), it is reasonable to model constantmotion in...

Báo cáo hóa học: " Research Article Modeling of Call Dropping in Well-Established Cellular Networks" ppt

... an accurate statistical analysis of real data, in this paper, an original analytical model of the call dropping phenomenon hasbeen developed. Data analysis confirms that models already available ... Besides, in the operator databases a clear code is associated to each call, that is, an alphanu-merical label reporting the cause of call termination. By us-ing these clear codes, calls are classified ... traffic data measured in the cellular network of Voda-fone (Italy). In particular, we found that many phenomenabecome more relevant than handover in influencing the calldropping (e.g., propagation...

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