نتایج جستجو برای: fds
تعداد نتایج: 1078 فیلتر نتایج به سال:
For the Ds , all parameters on the right-hand-side except for fDs are well-known. The Cabibbo-Kobayashi-Maskawa (CKM) matrix element |Vcs| is well-constrained by a global fit to several experimental observables and unitarity of the CKM matrix. Thus a measurement of B(Ds →μ+ν) allows one to determine the decay constant fDs . This can be compared to QCD lattice calculations, which have become rel...
Recent measurements of the branching fraction for Ds → lν disagree with the Standard Model expectation, which relies on calculations of fDs from lattice QCD. This paper uses recent preliminary measurements from CLEO and a new preliminary lattice-QCD result from this conference to update the significance of the discrepancy. The “ fDs puzzle” stands now at 3.5σ , with σ predominantly from the sta...
Boolean finite dynamical systems (FDS) are commonly used in biology to model the dynamics of intracellular regulatory networks and interpret emergence cellular behaviors. Given a FDS, we can compute corresponding network, that is directed signed graph representing all interactions between components (genes), endowed with logical rules specifying behavior system. We consider asynchronous traject...
The sub-title of this presentation could be “The fractional order integrator approach”. Although fractional order differentiation is commonly considered as the basis of fractional calculus, its effective basis is in fact fractional order integration, mainly because definitions, calculation and properties of fractional derivatives and Fractional Differential Systems (FDS) rely deeply on fraction...
We present a method for model-checking of safety and liveness properties over procedural programs, by combining state and ranking abstractions with procedure summarization. Our abstraction is an augmented finitary abstraction [KP00,BPZ05], meaning that a concrete procedural program is first augmented with a well founded ranking function, and then abstracted by a finitary state abstraction. This...
We present a high statistics study of the Dand B-meson decay constants. The results were obtained by using the Clover and Wilson lattice actions at two different values of the lattice spacing a, corresponding to β = 6.0 and 6.2. After a careful analysis of the systematic errors present in the extraction of the physical results, by assuming quite conservative discretization errors, we find fDs =...
This paper lists the recent developments in the FDS+Evac evacuation model. FDS+Evac is an agent based emergency egress simulation model which is embedded in the fire simulation program FDS, thus, enabling simultaneous simulation of the fire and egress processes. The main new feature of the evacuation module is better treatment of different behavioral types of the evacuees using herding type alg...
In current paper, we put forward a design method to Fault Diagnostic Systems(FDS) by proposing a new fault model and using the incremental hybrid learning algorithm which tightly combines symbolic learning and neural networks. It’s capable of overcoming several shortcomings in the existing diagnostic systems, such as the lack of universality, the unbalance in the use of fault prior knowledge an...
Disk scheduling is one of the main responsibilities of Operating System. OS manages hard disk to provide best access time. All major Disk scheduling algorithms incorporate seek time as the only factor for disk scheduling. The second factor rotational delay is ignored by the existing algorithms. This research paper considers both factors, Seek Time and Rotational Delay to schedule the disk. Our ...
Frame saw machine is one of tools that used to process dimension stone. The velocity fluctuation traditional feed drive system (FDS) lead excessive wear diamond particles. dynamic performance the FDS has time-varying characteristics during processing stone with a large material removal rate. In this paper, novel was proposed. Firstly, modeling set up on account lumped parameter method (LPM). Th...
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