Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 122 for “"DTA"”.
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Scenario analyzer for real-time Dynamic Transportation Assignment (DTA) systems
… historical database includes the data from DTA systems as master data table, daily run table and historical scenario table. The matching algorithms use the historical scenario table and master data table to pair the current run feature(s) with historical runs feature(s); after finding a …
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Off-line calibration of Dynamic Traffic Assignment models
… traffic data. Dynamic Traffic Assignment (DTA) models have also been developed for a variety of dynamic traffic management applications. Such models are designed to estimate and predict the evolution of congestion through detailed models and algorithms that capture travel demand, network …
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W-SPSA : an Efficient Stochastic Approximation Algorithm for the off-line calibration of Dynamic Traffic Assignment models
… application of Dynamic Traffic Assignment (DTA) models in transportation planning and real time traffic management. While traditional approaches focus on the separate or sequential estimation of demand and supply in a DTA system, a recently proposed framework calibrates the demand and supply …
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Online calibration for simulation-based dynamic traffic assignment : towards large-scale and real-time performance
… simulation-based Dynamic Trac Assignment (DTA) systems have gained prominence over the years. However, a key challenge that remains to be addressed with real-time DTA systems is their scalability and accuracy for applications to large-scale urban networks. A key component of real-time DTA …
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Distributed timing analysis
… driving the need of distributed timing analysis (DTA) in electronic design automation (EDA) tools. However, DTA has received little research attention so far and remains a critical problem. In this thesis, we introduce several methods to approach DTA problems. We present a near-optimal algorithm …
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Routing problems in stochastic time-dependent networks with applications in dynamic traffic assignment
… useful to develop dynamic traffic assignment (DTA) methods, but are also fundamental network optimization problems with a wider application domain. We define the problem in general and give a framework, which we believe is the first in the literature. We give a comprehensive taxonomy and an …
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Scalability of dynamic traffic assignment
… performance of Dynamic Traffic Assignment (DTA) models and provides solution techniques to improve their scalability for on-line applications for large-scale networks. DTA models for real-time use provide short-term predictions of network status and generate route guidance for travelers. The …
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An investigation of some factors affecting transdermal permeation.
… using Differential Thermal Anlaysis (DTA) and in vitro penetration studies of neonatal rat stratum corneum (s.c.), with radiolabelled propanol and hexanol as penetrants. Thermogravimetric Analysis, Thin-Layer Chromatography (TLC) and Infrared Spectroscopy were used to provide …
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Genetically-programmed suicide of adrenergic cells in the mouse leads to severe left ventricular dysfunction, impaired weight gain, and symptoms of neurological dysfunction
… and a Cre -activated diphtheria toxin A (DTA) mouse strain (ROSA26-eGFP-DTA), thereby causing activation of the toxic allele (DTA) in Pnmt-expressing (adrenergic) cells resulting in selective "suicide" of these cells in approximately half of the offspring. The other half serve as controls …
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Constrained extended Kalman filter : an efficient improvement of calibration for dynamic traffic assignment models
… and parameters) for dynamic traffic assignment (DTA) systems is a crucial process for traffic prediction accuracy, and thus critical to global traffic management applications to reduce traffic congestion. In support of the real-time traffic management, the DTA calibration algorithm should also be …
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Parallel implementations of dynamic traffic assignment models and algorithms for dynamic shortest path problems
… of faster Dynamic Traffic Assignment (DTA) models to meet the computational efficiency required by real world applications. A DTA model can be decomposed into several sub-models, of which the most time consuming ones are the dynamic network loading model and the user's route choice …
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Evaluating flexibility in railroad construction projects
… involved in a project. Decision Tree Analysis (DTA) and Real Option Analysis (ROA) are mainly discussed as primary methods to avoid pitfalls of the conventional valuation methods. DTA helps managers to make future decisions in an effective way by providing graphical diagrams of decision …
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The Taxation of International (non-resident) Sportspersons in South Africa
… article in South African Double Tax Agreements (DTAs), the withholding tax applied to sportspersons performing in South Africa is analysed against the sportsperson article to determine whether these are appropriately aligned. The interpretational rules applicable to fiscal legislation in South …
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The long arm provisions of capital gain tax: An analysis of the capital gains tax consequences on the indirect disposal of immovable property by non-residents in selected African Countries
… effect of any applicable double tax agreement ('DTA') to such disposals was considered. In certain countries - such as Angola and Nigeria - in terms of their domestic tax legislation, a non-resident will not be subject to capital gains tax in the respective country where the property is situated …
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Real-time personalized toll optimization based on traffic predictions
… generated by a dynamic traffic assignment (DTA) system. Toll optimization performance relies on accurate predictions, which is backed by the online calibration of the DTA system. We develop enhanced online calibration methodologies featuring a heuristic technique to calibrate supply …
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Naᵥ1.8+ Visceral Afferent Neurons: Roles in Metabolism and Inflammation
… by driving expression of diphtheria toxin (DTA) in a Cre-dependent manner through crossing the DTA mouse, which expresses DTA upon Cre activity, with the well-characterized Naᵥ1.8-Cre mouse, which expresses Cre recombinase under the control of Naᵥ1.8, a voltage gated sodium channel present …
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Caracterização do estado sólido de dispersões sólidas de nifedipino obtidas por secagem por aspersão.
… DSC fotovisual, Análise Térmica Diferencial (DTA) e Termogravimética (TG). As dispersões sólidas foram preparadas pelos métodos de secagem por aspersão com diferentes carreadores, lauril sulfato de sódio (LSS), polivinilpirrolidona (PVP), polietileno glicol 400 e 6000 (PEG 400 e PEG 6000). …
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Pengaruh rasio keuangan terhadap Price Earning Ratio (PER) pada perusahaan yang terdaftar di LQ 45 dan JII
… Net Profit Margin (NPM), Debt To Total Asset (DTA), dan Current Ratio (CR) terhadap Price Earning Ratio (PER), serta untuk mengetahui variable yang paling dominan. Jenis penelitian ini adalah kuantitatif dengan populasi perusahaan yang tergabung dalam LQ 45 dan JII tahun 2010 sampai dengan …
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Assessment of impact of dynamic route guidance through variable message signs
… route guidance. Dynamic Traffic Assignment (DTA) tools can be used to generate predictive guidance, and the TMC can disseminate it through VMS to the drivers. However, on-line evaluation of such systems is very costly and there is a need to simulate the real traffic conditions to evaluate the …
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Valuing flexibilities in large-scale real estate development projects
… of the DCF method. Decision Tree Analysis (DTA) employs a management science approach to analyze flexibilities and corresponding strategies from management decision making perspective. Real Options Analysis (ROA) aims to apply theories of valuing financial derivatives to real assets and it …
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