modeling microbial dynamics under time varying conditions
Modeling time varying and multivariate environmental conditions for extreme load prediction on offshore structures in a reliability perspective
Ngày tải lên :
10/09/2015, 09:31
... discretized subcopula ∆PE subcopula exceedance probability ∆t time span ∆ttime_step time step in time domain analysis ∆T time interval in the time segmentation algorithm ∏ product ∑ sum ∫ integration ... Modeling the multivariate varying environmental condition environmental condition for offshore for offshore structural analysis structural analysis Modeling time varying Modeling multivariate environmental ... MODELING TIME VARYING AND MULTIVARIATE ENVIRONMENTAL CONDITIONS FOR EXTREME LOAD PREDICTION ON OFFSHORE STRUCTURES IN A RELIABILITY...
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Forecasting UK GDP growth, inflation and interest rates under structural change: a comparison of models with time-varying parameters potx
Ngày tải lên :
06/03/2014, 14:20
... and Sunder-Plassmann (2010) use the time- vaying VAR model to capture the time- varying dynamics of UK macroeconomic and financial time series Relative to the regime-switching model, the time- varying ... TVP-VAR (General) Time Varying VAR with time varying degree of parameter drift TVP-VAR (Standard) Time- varying VAR with constant degree of parameter drift TVP-VAR (Homoscedastic) Time- varying VAR with ... and time- varying dynamics As shown by Eickmeier et al (2011) for the United States, the time- varying FAVAR delivers superior forecasting performance than its fixed-coefficient counterpart and time- varying...
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Báo cáo hóa học: " STRONG CONVERGENCE BOUNDS OF THE HILL-TYPE ESTIMATOR UNDER SECOND-ORDER REGULARLY VARYING CONDITIONS" docx
Ngày tải lên :
22/06/2014, 22:20
... type estimator under different conditions The aim of this paper is to consider the strong convergence rate of the Hill type estimator for γ under the second-order regularly varying conditions The ... 0, where ρ is the regularly varying index of A(t), and (1.7) is locally uniformly convergent (De Haan [1]) We say that U(t) satisfies second-order regularly varying conditions It is easy to check ... we need to define second-order regularly varying functions Firstly, a measurable real function g(t) defined on (0, ∞) is said to be a general regularly varying function with auxiliary function...
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Short term generation scheduling of cascaded hydro electric system using time varying acceleration coefficients PSO
Ngày tải lên :
05/09/2013, 15:28
... repulsion [21], Craziness [22, 23], Mutation [24], Time Varying Acceleration Coefficients [25, 26], Inertia weight variation [27, 28] In this paper Time Varying Acceleration Coefficients Particle Swarm ... traveling time between consecutive reservoirs Plant RABS MSP Travel time 62 hrs 17 hrs Plant ISP SSP Travel time hrs hrs Plant OSP Travel time hrs Table Hourly load demand (MW) Hour Load Demand 1350 ... discharge through plant at t δ Time delay between successive reservoirs ω Inertia weight factor , C2 Acceleration coefficients C1 C1 f , C1i , C2 f , C2i Time varying acceleration constants R1...
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Tài liệu 37 Time-Varying Analysis-Synthesis Filter Banks docx
Ngày tải lên :
22/01/2014, 12:20
... all times c 1999 by CRC Press LLC FIGURE 37.2: The time- varying filter bank structure with time- varying filters and time- dependent down/up samplers One general method for analysis of time- varying ... multidimensional time- varying filter bank was addressed in [23, 24] In this article, we introduce the notion of the time- varying filter banks and briefly discuss some design methods 37.2 Analysis of Time- Varying ... tiling, and (d) an example of the time- varying tiling The concept of time varying (or adaptive) filter banks was originally introduced in [7] by Nayebi et al The ideas underlying their method were...
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Báo cáo khoa học: Light-harvesting complex II protein CP29 binds to photosystem I of Chlamydomonas reinhardtii under State 2 conditions doc
Ngày tải lên :
07/03/2014, 21:20
... modification sites are exclusively phosphorylated only under conditions associated with the State to State transition It is feasible that under State conditions, these additional phosphorylations perturb ... antiphosphothreonine serum In S1 thylakoids, only the 10 kDa phosphoprotein was clearly detected under the conditions used, whereas in S2 thylakoids additional phosphorylated proteins were clearly distinguished ... domain of CP29 in Chlamydomonas exposed to State conditions We also found that phosphorylation of these sites is dynamically regulated by redox conditions in the photosynthetic membranes Phosphorylation...
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Being Born Under Adverse Economic Conditions Leads to a Higher Cardiovascular Mortality Rate Later in Life: Evidence Based on Individuals Born at Different Stages of the Business Cycle pdf
Ngày tải lên :
17/03/2014, 08:20
... early-life conditions on the mortality rate may be smaller than the instantaneous effect of current conditions, but the former exert their influence over a longer time span Moreover, the presence of a time ... versus shorter lifetimes for those born under adverse conditions would reject the null hypothesis of no difference at the 2.5% level.9 To examine the dependence of within-pair lifetimes, we restrict ... mortality rate later in life is higher if one is born under adverse conditions However, under the assumption of independence of within-twin pair lifetimes, the estimated difference is not significant...
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Báo cáo " Stability Radii for Difference Equations with Time-varying Coefficients " ppt
Ngày tải lên :
22/03/2014, 11:20
... A.J Pritchard, Robustness of stability of time- varying linear systems, J Differential Equations, 82(1989) 219 [8] F Wirth, On the calculation of time- varying stability radii, Int J Robust Nonlinear ... stability radius First, the notion of the stability radius introduced in [1, 2, 9] is extended to time- varying difference system (2) Definition 3.1 The complex (real) structured stability radius of ... Thus, rC = rR = 61 √ 97 + 8 −1 References [1] B Jacob, A formula for the stability radius of time- varying systems, J Differential Equations, 142(1998) 167 [2] D Hinrichsen, A.J Pritchard, Stability...
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Identification of healthy elderly fallers and non-fallers by gait analysis under dual-task conditions docx
Ngày tải lên :
28/03/2014, 20:20
... Stride time was significantly longer ('/0.1 s) under dual-task conditions than under single-task conditions Similarly, step time was significantly longer ('/0.03 s) and singlesupport time was ... cadence, speed, stride times, step times, single-support times, stride lengths and step lengths were not significantly different between fallers and non-fallers under single-task conditions (Table ... (P B/ 0.05) between the fallers and non-fallers under dual-task conditions for cadence, walking speed, stride time, step time and single-support time The cadence of the fallers was steps/min which...
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báo cáo hóa học: "Transmembrane potential induced on the internal organelle by a time-varying magnetic field: a model study" pdf
Ngày tải lên :
19/06/2014, 08:20
... http://www.jneuroengrehab.com/content/7/1/12 Page of 15 Boundary conditions Four boundary conditions were considered in the derivation of the potentials induced by the time- varying magnetic field (A) The potential was ... ψcell and ψorg under oscillatory electric fields Another study [41] has modeled the internal membrane response to the time- varying electric field, and has investigated the condition under which ... stimulation induced during the rise time (and decay time) during a step in the B field Indeed, rise times of the field affect stimulation in clinic practice, and a faster rise time pulse is more efficient...
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báo cáo hóa học:" Development of an in vitro three dimensional loading-measurement system for long bone fixation under multiple loading conditions: a technical description" potx
Ngày tải lên :
20/06/2014, 01:20
... testing protocol (specimen history/test conditions that effects its material properties [wet/dry, temperature, time from death to removal to storage, time in storage], test loading [strain] rate, ... and 0.000018 (1/sec) McDuffee's compression strain rates were 527 and 491 times higher than Hanson's while ours' was 0.16 times lower Similarly for torsion, (ram angular velocity/exposed length ... 0.054), 0.0017, and 0.00114 (deg/[mm*sec]); with McDuffee's being 34 and 32 times higher than Hanson's while ours' was 0.67 times lower A quantitative comparison of strain rate for bending is not...
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Báo cáo hóa học: " Identifying time-varying channels with aid of pilots for MIMO-OFDM" potx
Ngày tải lên :
20/06/2014, 22:20
... Viewing a time- invariant channel as a special case of a time- varying channel with a trivial Q = 0, we can establish the relationship between the conditions given in (34) and (35), and the conditions ... where the channel in the time domain is assumed to be a time- varying causal finite impulse response (FIR) filter with a maxi(m,n) mum order L Using hp,l to denote the time- domain channel gain ... index Because we will use an (O)CE-BEM with Q = and = to fit a slower time- varying channel (υD = 8e-4) and a faster time- varying channel (υD = 4e-3), this pilot structure satisfies the ‘optimal’pilot...
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Báo cáo hóa học: "Research Article µ-Stability of Impulsive Neural Networks with Unbounded Time-Varying Delays and Continuously Distributed Delays" doc
Ngày tải lên :
21/06/2014, 05:20
... noted that the conditions in the theorem are dependent on the upper bound of the derivative of time- varying delay and the delay kernels hj , j ∈ Λ, and independent of the range of time- varying delay ... with unbounded time- varying delays Moreover, few results have been reported in the literature concerning the problem of μ-stability of impulsive neural networks with unbounded timevarying delays ... networks with unbounded time- varying and continuously distributed delays Remark 3.3 In 23, 24 , the authors have studied μ-stability for neural networks with unbounded time- varying delays and continuously...
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Báo cáo sinh học: " Research Article Estimation of Time-Varying Coherence and Its Application in Understanding Brain Functional Connectivity" potx
Ngày tải lên :
21/06/2014, 16:20
... the underlying two time series at this time instant Similarly, the time- varying coherence function is defined as the normalization of the time- varying cross spectrum The time- varying coherence ... function to the time- frequency plane The generalization of time- varying coherence using the Cohen’s class distributions follows straightforwardly the time- varying spectrum The time- varying cross ... revisit the definition of locally stationary time series to understand the desirable characteristics to define the time- varying spectra We then show that the time- varying spectrum defined by the Cohen’s...
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báo cáo hóa học:" Research Article Channel Characteristics and Performance of MIMO E-SDM Systems in an Indoor Time-Varying Fading Environment" pptx
Ngày tải lên :
21/06/2014, 18:20
... configuration to the MIMO E-SDM performance in timevarying environments We conducted SISO and MIMO measurement campaigns at a 5.2 GHz frequency band in an indoor timevarying fading environment In our measurement ... fast time- varying fading environments Conclusions In this paper, we have presented an experiment for measuring SISO and × MIMO channel responses at the 5.2 GHz frequency band in an indoor time- varying ... allocation can be achieved Under the circumstance, received signals can easily be demultiplexed by using a maximal ratio combining (MRC) or spatial filtering weight However, in time- varying fading environments...
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Báo cáo hoa học: " Stability of neutral-type descriptor systems with multiple time-varying delays" pptx
Ngày tải lên :
21/06/2014, 20:20
... time- delay neutral systems with time- varying structured uncertainties was investigated [4] Han [5] obtained delay-dependent stability conditions for uncertain neutral time- varying system by model transformation ... delay-dependent robust stability for delay neutral type control system with time- varying structured uncertainties and time- varying delay Some new delay and its derivative-dependent criteria were ... types: delayindependent conditions and delay-dependent conditions In general, the delay-dependent case is more conservative than delay-independent case A neutral system with time- delays which contains...
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Báo cáo hóa học: "Research Article Online Estimation of Time-Varying Volatility Using a Continuous-Discrete LMS Algorithm" ppt
Ngày tải lên :
21/06/2014, 22:20
... required It is proven, however, in [10, 11] that traditional UKF is ill-suited for the problem of time- varying volatility estimation Actually, the UKF never updates prior beliefs, and consequently, ... have recourse to an offline estimation method It is based on an SV model: a continuous time model of volatility dynamics in the form of a stochastic differential equation Its driving process is L´ ... function of time, and second the case of a “synthetic” stochastic process UKF is based on a state which has the unobservable volatility process as one of its components UKF equations of the time and...
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Báo cáo hóa học: " Research Article Motion Segmentation for Time-Varying Mesh Sequences Based on Spherical Registration" potx
Ngày tải lên :
21/06/2014, 22:20
... blue-back studio with m in diameter and 2.5 m in height The studio is shown in Figure The 3D object modeling is based on the combination of the volume intersection and the stereo matching [5] Similar ... maxima occurring right before and after the local minimum Only when both of the local maxima are α times larger than the local minimum, the segmentation point is defined: ⎧ lmax after > α × lmin , ... similarity between the query and candidate clips DP matching is a well-known matching method between time- inconsistent sequences, which has been successfully used in speech [39, 40], computer vision...
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Báo cáo hóa học: "Research Article Motion Editing for Time-Varying Mesh" potx
Ngày tải lên :
21/06/2014, 22:20
... “AVE-automated home video editing,” in Proceedings of the 11th ACM International Conference on Multimedia (MULTIMEDIA ’03), pp 490–497, Berkeley, Calif, USA, November 2003 J Xu, T Yamasaki, and K Aizawa, ... structure parsing and motion editing in 3D video,” in Proceedings of the13th International Multimedia Modeling Conference (MMM ’07), vol 4351 of Lecture Notes in Computer Science, pp 719–730, Springer, ... cluster Thus, TVM is composed of some motion clusters, and a motion texton is repeated several times in its motion cluster This is the motion structure of our TVM sequences as shown in Figure...
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