نتایج جستجو برای: nonlinear dynamic data reconciliation

تعداد نتایج: 2898266  

Journal: :civil engineering infrastructures journal 0
seyed bahram beheshti-aval associate professor, civil engineering faculty, k.n. toosi university of technology, tehran, iran ehsan jahanfekr ph.d. candidate, faculty of technical and engineering, hormozgan university, bandarabas, iran

displacement coefficient method (dcm) stipulated in the asce 41-06 standard is becoming the preferred method for seismic rehabilitation of buildings in many high-seismic-hazard countries. applications of the method for non-building constructions such as bridges are beyond the scope of this standard. thus its application to this kind of structure should be approached with care. target displaceme...

Journal: :The KIPS Transactions:PartA 2004

2003
Nuno Preguiça Marc Shapiro J.Legatheaux Martins

Optimistic replication lets multiple users update local replicas of shared data independently. These replicas may diverge and must be reconciled. In this paper, we present a general-purpose reconciliation system for mobile transactions. The basic reconciliation engine treats reconciliation as an optimization problem. To direct the search, it relies on semantic information and user intents expre...

2013
Patrick Wechselberger Patrick Sagmeister Christoph Herwig

Dynamic changes of physiological bioprocess parameters, e.g. a change in the specific growth rate μ, are frequently observed during industrial manufacturing as well as bioprocess development. A quantitative description of these variations is of great interest, since it can bring elucidation to the physiological state of the culture. The goal of this contribution was to show limitations and issu...

2005
Boon Sim Thian Arthur Tay

This paper presents a nonlinear approach for data reconciliation. The advantages of this approach over the conventional extended Kalman filtering (EKF) are namely, less linearization errors are generated in the process, and secondly the choice of the objective function is flexible. In this work, two probability density functions, namely the Logistic and Lorentz distribution are proposed as the ...

In this study, reservoir water level effects on nonlinear dynamic response of concrete gravity dams are investigated. For this purpose, the nonlinear behavior of the dam concrete is captured using the concrete damage plasticity (CDP) on the non associated flow rule assumption. Water in the reservoir is represented by the Lagrangian (displacement-based) fluid finite elements. The program ABAQUS ...

2000
Francesco Caruso Munir Cochinwala Uma Ganapathy Gail Lalk Paolo Missier

This demonstration illustrates how a comprehensive database reconciliation tool can provide the ability to characterize data-quality and data-reconciliation issues in complex real-world applications. Telcordia’s data reconciliation and data quality analysis tool includes rapid generation of appropriate pre-processing and matching rules applied to a training set created from samples of the data....

2016
Q. H. Le P. J.T. Verheijen K. E. Mampaey M. C. M. van Loosdrecht

This work demonstrates the usefulness of non-linear data reconciliation to evaluate available measurements and estimate unmeasured variables for a full-scale partial nitritation (SHARON) reactor for the treatment of wastewater with high ammonium concentrations. Despite a lack of measured data, the bilinear approach of formulating system constraints allowed to satisfy the requirements for data r...

Journal: :journal of optimization in industrial engineering 2010
moharam habib nezhad korayem mehdi bamdad ashkan akbareh

planning robot trajectory is a complex task that plays a significant role in design and application of robots in task space. the problem is formulated as a trajectory optimization problem which is fundamentally a constrained nonlinear optimization problem. open-loop optimal control method is proposed as an approach for trajectory optimization of cable parallel manipulator for a given two-end-po...

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