نتایج جستجو برای: flow diagram

تعداد نتایج: 539457  

1999
M. Itakura

We formulate theoretical basis of recently proposed finite-size scaling method for estimation and elimination of sub-leading scaling field in Monte Carlo simulation of critical phenomena. We also applied the finite-size scaling method to D = 3, 4 lattice φ 4 model, and obtained renormalization flow diagram of leading and sub-leading scaling field. For D = 4, result is compared to finite-size pe...

Journal: :Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics 2000
Antal Schutz

We study the steady-state behavior of a driven nonequilibrium lattice gas of hard-core particles with next-nearest-neighbor interaction. We calculate the exact stationary distribution of the periodic system and for a particular line in the phase diagram of the system with open boundaries where particles can enter and leave the system. For repulsive interactions the dynamics can be interpreted a...

In design and analysis, standard references assume the pedestrian flow as unidirectional. In reality however, pedestrian flow is usually bi-directional. The main question pursued in this paper is that whether the main characteristics of pedestrian flow the same under uni- and bi-directional conditions. In order to achieve this goal, effect of bi-directional stream is inv...

Journal: :BMC Medical Research Methodology 2001
David Moher Kenneth F Schulz Douglas G Altman

To comprehend the results of a randomized, controlled trial (RCT), readers must understand its design, conduct, analysis, and interpretation. That goal can be achieved only through complete transparency from authors. Despite several decades of educational efforts, the reporting of RCTs needs improvement. Investigators and editors developed the original CONSORT (Consolidated Standards of Reporti...

Journal: :NHM 2013
Benjamin Seibold Morris R. Flynn Aslan R. Kasimov Rodolfo Ruben Rosales

Fundamental diagrams of vehicular traffic flow are generally multivalued in the congested flow regime. We show that such set-valued fundamental diagrams can be constructed systematically from simple second order macroscopic traffic models, such as the classical Payne-Whitham model or the inhomogeneous Aw-Rascle-Zhang model. These second order models possess nonlinear traveling wave solutions, c...

2005
Catriona M Queen Ben J Wright

In this paper we elicit a directed acyclic graph (DAG) for the multivariate time series of hourly vehicle counts at the junction of three major roads in the UK. A flow diagram is introduced to give a pictorial representation of the possible vehicle routes through the network. It is shown how this flow diagram, together with a map of the network, can suggest a suitable DAG which represents the c...

1992
Adrian P. Robson William D. Henderson

This paper gives an implementation paradigm for real-time systems developed using a data flow method. It aims to provide a simple and coherent approach for producing designs that can be converted into a high level language on target platforms with a suitable scheduling algorithm and concurrent programming primitives. A simple target machine is proposed in order that the model is widely applicab...

1995
J. G. Brankov V. B. Priezzhev A. Schadschneider

We propose a bridge between the theory of exactly solvable models and the investigation of traffic flow. By choosing the activities in an apropriate way the dimer configurations of the Kasteleyn model on a hexagonal lattice can be interpreted as space-time trajectories of cars. This then allows for a calculation of the flow-density relationship (fundamental diagram). We further introduce a clos...

2005
Chih-Hao Tseng Pao-Ann Hsiung

Dynamically reconfigurable computing systems (DRCS) provides an intermediate tradeoff between flexibility and performance of computing systems design. Unfortunately, designing DRCS has a highly complex and formidable task. The lack of tools and design flows discourage designers from adopting the reconfigurable computing technology. A UML-based design flow for DRCS is proposed in this article. T...

2001
JOHN ATTIA

However, > 20 published users’ guides currently exist, and our experience shows that residents and clinicians attempting to pursue a practice that uses evidence-based medicine have 1 of 2 problems: either they try to memorise, without much success, all the questions from several of these guides, or they rely completely on small pocket cards that contain the pertinent questions and then find the...

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