designing a two thread solution to improve performance
Silverlight 4 Business Intelligence Software docx
... want to consume public data from a web site that provides guidance on salary information, you may have to use that site’s API A vendor that provides data as a service is unlikely to make available ... analysis or create secondary smaller data marts for reporting or querying Note A hub-and-spoke architecture includes a central data hub (usually a data warehouse) that feeds data into separate ... (usually data marts) The hub is a very large data warehouse that is too cumbersome to satisfy all of the BI needs It is used as a staging area and further broken down into smaller data marts,...
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Portfolio optimization and performance analysis
... CHAPMAN & HALL/CRC FINANCIAL MATHEMATICS SERIES Portfolio Optimization and Performance Analysis CHAPMAN & HALL/CRC Financial Mathematics Series Aims and scope: The field of financial mathematics ... deals with two important standard fund managements: managing indexed funds and benchmarked portfolio optimization In particular, statistical methods to replicate a financial index are detailed and ... Blades Court Deodar Road London SW15 2NU UK CHAPMAN & HALL/CRC FINANCIAL MATHEMATICS SERIES Portfolio Optimization and Performance Analysis Jean-Luc Prigent Boca Raton London New York Chapman...
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young, driggers, jacobs - signal processiong and performance analysis for imaging systems
... Linear Tone Scale 10.3 Nonlinear Tone Scale 10.3.1 Gamma Correction 10.3.2 Look-Up Tables 10.4 Perceptual Linearization Tone Scale 10.5 Application of Tone Scale to Enhanced Visualization in Radiation ... so forth) Leaders in this field include Dennis Healey at DARPA, Ravi Athale at MITRE, Joe Mait at the Army Research Laboratory, Mark Mirotznick at Catholic University, and Dave Brady at Duke University ... individual photodetector in the FPA has a different photoresponse, due to detector -to- detector variability in the FPA fabrication process [1] Images that are acquired by an FPA sensor suffer from a...
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báo cáo hóa học:" Research Article Virtual Prototyping and Performance Analysis of Two Memory Architectures" docx
... Cycles/Task Task Name Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task Task 10 11 12 13 14 ... 32 Task 31 Task 30 Task 29 Task 28 Task 27 Task 26 Task 25 Task 24 Task 23 Task 22 Task 21 Task 20 Task 19 Task 18 Task 17 Task 16 Task 15 Task 14 Task 13 Task 12 Task 11 Task 10 Task Task Task ... tempted to use EURASIP Journal on Embedded Systems Table 2: Benchmark tasks [12] Model task name Task Task Task Task Task Task Task Task Task Task Task 10 Task 11 Task 12 Task 13 Task 14 Task 15 Task...
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Báo cáo hóa học: " Research Article Design and Performance Analysis of an Adaptive Receiver for Multicarrier DS-CDMA" doc
... J A C Bingham, “Multicarrier modulation for data transmission: an idea whose time has come,” IEEE Communications Magazine, vol 28, no 5, pp 5–14, 1990 [4] E A Sourour and M Nakagawa, Performance ... (24) (s) IMAI 2 Var IMAI + σn p(γ) = The term IMAI in (19) is the MAI which can be written into two parts: (s) IMAI = P1 /(2M)γ (21) nt is a zero mean Gaussian random variable and its variance is ... can then be obtained by using (26) and (27), with Var[IMAI ] replaced by Var[IMAI ] An alternative derivation of the BER of the CPIC receiver can be obtained by regarding the CPIC as a special...
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Báo cáo hóa học: " Supporting QoS in MANET by a Fuzzy Priority Scheduler and Performance Analysis with Multicast Routing Protocols" docx
... Data sessions with randomly selected sources and destinations were simulated Each source transmits data packets at a minimum rate of packets/s and a maximum rate of 10 packets/s The traffic load ... seed values were conducted for each scenario and collected data was averaged over those runs A traffic generator was developed to simulate CBR sources and FTP items The size of the data payload is ... node, data rate of the source (which is normalized with respect to channel capacity), and expiry time of the packet This scheduler favors data packets as compared to control packets It aims to improve...
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Characterization and performance analysis of bifacial solar cells and modules
... measurement standard to characterise bifacial solar cells and modules This thesis focuses on characterisation and standardisation of bifacial solar cells and modules, and on performance evaluation ... Various measurement techniques and instruments were used to analyse the performance of bifacial solar cells (available commercially) and bifacial modules (available commercially and fabricated at SERIS) ... generation compared to monofacial arrays [78] In 2012, Grigorieva et al presented energy gains of 15-45% from a bifacial array compared to a monofacial array on the LEO spacecraft [79] 2.2.4 Static concentrators...
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Algorithms and performance analysis for indoor location tracking systems
... Trilateration with ToA (b) Trilateration with TDoA Fig 2.2: Trilateration with ToA and TDoA 2.1.2 ToA and TDoA Based Methods A practically implemented indoor ToA or TDoA system exploits the distance ... wireless adapters and APs, the localization performance of the proposed method is evaluated through simulations as a first step We have chosen a 3-D ray-tracing based simulator, the Radiowave Propagation ... Localization accuracy vs system bandwidth (using only AP and AP 2) to both RSS and features extracted from the decimal scale ACIR It is also important to note that, the logarithmic transformation...
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Design and performance analysis of efficient wireless systems
... xiv Abbreviations ABEP Average Bit Error Probability AF Amplify-and-Forward ARQ Automatic Repeat Request ASSA Automatic Step-Size Adjustment AWGN Additive White Gaussian Noise A- ML Averaged Maximum ... high-data rate transmission, a short duration of deep fade may go across a large number of data bits and cause erroneous receptions of them In such a case, the ABEP as a performance measure becomes ... a more practical basis Our analysis covers a single relay system, as well as a multiple relay system with an arbitrary number of relays 1.1.3 Fast Adaptive Algorithm for CSI Acquisition As has...
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Some fundamental issues in receiver design and performance analysis for wireless communication
... ASEP are performance measures of the physical layer Conventionally, data link layer protocols and higher layer protocols are often analyzed based on a two- state Markov chain model of the physical ... measures for fading channels are ABEP and ASEP As the received signal strength is variable, ABEP and ASEP 1.2 Performance Analysis are computed by averaging the IBEP conditioned on the instantaneous ... letters are used to denote matrices (·)T the transpose of a vector or a matrix (·)∗ the conjugate only of a scalar or a vector or a matrix (·)H the Hermitian transpose of a vector or a matrix |·|...
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Phy layer and mac layer protocol design and performance analysis for opportunistic spectrum access in cognitive radio networks
... divided into two classes: spatial OSA and temporal OSA 2.2.1 Spatial OSA The main issue addressed by spatial OSA is to coordinate the channel allocation or spectrum reuse in some particular areas or ... primary network also can be adequately protected To improve detection performance, two cooperative spectrum sensing strategies called amplify-and-relay (AR) and detect-and-relay (DR) using data ... operation of the primary network in a CRN, SUs must maintain a lower false alarm probability and a higher detection probability However, the performances of these two parameters cannot always...
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Design and performance analysis of quadratic form receivers for fading channels
... for USTM available so far, to meet the demands for rapid evaluation of the USTM performance in analytical applications such as signal design, researchers have to resort to bounds on the exact PEP ... T × T unitary matrix U That means that its PDF is invariant to all unitary transformations Thus, Φ can be regarded as the matrix counterpart of a complex scalar having unit magnitude and uniformly ... noncentrality parameters Thus, it is clear that to evaluate the CDF of the above quadratic form at an argument value of zero is equivalent to evaluating the probability of one noncentral chi-square random...
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Stochastic optimal control and performance analysis of wireless ad hoc networks
... for time-varying channel & topology Assumption: Channel State & Topology State Processes as Irreducible Aperiodic Markov Chain Wireless Queue Scheduling as Independent MDP for each agent Show ... ễểé í ì ì ééí ì ệ ế ỉ ểềì + h (s) = minaA(s) [c(x, a) + Pa h (s)] w (s) = arg minaA(s) [c(s, a) + Pa h (s)] , s S ệ ắ ắ Pa h (s) := E {h (a ) | a = s} è ắẳ ế é ỉí ắ ì ềểề ì ỉ ệ ểìỉ ểễỉ ... Use Markov Decision Process Single-Agent: basic MDP, SMDP, HSMDP Mobile Ad Hoc Network Multi-Agent: DEC-POMDP How to Achieve Stability? How to Control & Optimize? How to Derive Bounds? Model-Based:...
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Design and performance analysis of MIMO space time block coding systems over general fading channels
... variables, each with a deterministic mean Mmn and variance 2σmn Since the channels are non-identical, each channel can have a different mean and a different variance We assume the channel matrix ... Non-identical Channel Parameters Non-identical Ricean K-factors, Identical Channel Variances In this case, we assume all channels have the same channel variances, i.e., 2σmn = 2σ for all channels, ... m-th transmit antenna to the n-th receive antenna There are three cases of interest Non-identical Channel Variances, Identical Ricean K-factors First, we assume all channels have the same Ricean...
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An adaptive algorithm for direct conversion receivers architecture and performance analysis
... PUBLICATIONS 70 iv LIST OF ABBREVIATIONS AC: alternate current ADC: analog -to- digital converter AR: Auto Regressive ARX: Auto Regressive with eXternal input AWGN: additive white Gaussian noise ... design together [7] The comprehensive DC offsets caused by all these reasons are time-varying LNA A C B LO Leakage Amplifier ADC LPF LO (a) LNA A C B Interferer Leakage LPF Amplifier ADC LO (b) ... it is can be regarded as constant value over a packet duration But the self-mixing caused by the signal leakage from RF input signal to 11 LO port generates a distortion signal whose amplitude...
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The dynamic role and performance of baitul maal wat tamwil islamic community based microfinance in central java
... BAPPEDA BadanPerencanaan Pembangunan Daerah (Local Development Planning Agency) BASN BadanArtitraseSyariahNasional (Islamic Arbitrate Council) BAZNAS BadanAmil Zakat Nasional (National Islamic ... Bank AGM annual general meeting APBN AnggaranPenerimaandanBelanja Negara (National Budget) API ArsitekturPerbankan Indonesia (Indonesian Banking Architecture) ATM automatic teller machine BAPPEDA ... Yogyakarta such as Edi Novianto, Fitria, Mursida Rambe, Rachmad, Rury, Tatik and Totok Suparwoto, and management of PBMT in particular Haryono and Saat Suharto who provided direct access to the...
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Long-term Performance and Community Analysis of Spirodela Polyrrhiza–bacteria Association Treating Phenol-contaminated Water
... degradation rate of S polyrrhiza–bacteria association was maintained longer compared with the pond water bacteria alone (3) Bacteria that harbor a diverse range of genes encoding C12O and C23O accumulated ... polyrrhiza–bacteria association adapted rapidly to the addition of phenol and rapidly gained an enhanced phenol degradation ability compared with the pond water bacteria - 247 - alone In addition, after ... Japan) and then stored at 4ºC prior to usage Plant material Sterile S polyrrhiza were obtained as described previously (Toyama et al., 2006) They were maintained in Inukai Pond water and statically...
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Analysis and performance of high efficiency synchronous reluctance machines
... 1996 Page(s):547 – 555 [21] Isaac, F.N.; Arkadan, A. A.; El-Antably, A “Characterization of axially laminated anisotropic-rotor synchronous reluctance motors” Energy Conversion, IEEE Transaction ... reluctance motor is generally saturated compared to an equivalent induction motor due to removal of magnetic material from the rotor The direct axis inductance Ld is not constant and can vary appreciably ... Page(s):605 – 609 [25] Arkadan, A A.; Hanbali, A A.; Al-Aawar, N “Design Optimization of ALA Rotor SynRM Drives Using T-AI-EM Environment” Magnetics, IEEE Transactions onVolume 43, Issue 4, April...
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Tài liệu Báo cáo khoa học: "Opinion and Generic Question Answering Systems: a Performance Analysis" ppt
... China del calentamiento global? What is Bush accused of as far as political measures are concerned? ¿Cuál es la opinión de Rusia sobre el Protocolo de Kyoto? What initiative of an international ... sentences was a separate answer to a question Our future work contemplates the study of the impact anaphora resolution and temporality on opinion QA, as well as the possibility to use Answer Validation ... doctoral scholarship Ester Boldrini, Alexandra Balahur, Patricio MartínezBarco, and Andrés Montoyo 2009 EmotiBlog: An Annotation Scheme for Emotion Detection and Analysis in Non-Traditional Textual...
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