نتایج جستجو برای: robust joint modeling

تعداد نتایج: 762879  

Journal: :Acta Materialia 2023

Modeling the full-range deformation behaviors of materials under complex loading and conditions is a significant challenge for constitutive relations (CRs) modeling. We propose general encoder-decoder deep learning framework that can model high-dimensional stress-strain data histories with robustness universal capability. The employs an encoder to project input information (e.g., history, condi...

Journal: :journal of mining and environment 2013
omid saeidi ahmad ramezanzadeh farhang sereshki seyed mohammad esmaeil jalali

this study aims at presenting a numerical model for predicting grout flow and penetration length into the jointed rock mass using universal distinct element code (udec). the numerical model is validated using practical data and analytical method for grouting process. input data for the modeling, including geomechanical parameters along with grout properties, were obtained from a case study. the...

ژورنال: کنترل 2019

Rehabilitation and assistive systems such as rotary series elastic actuators (RSEA) should provide the desired torque precisely. In this paper, to improve the life quality of those who suffer from weak knees, the control problem of a rotary series elastic actuator (RSEA) has been studied in order to generate soft human walking motion. These actuators produce the require torque, but the nonlinea...

In this paper we describe a novel noise-robust texture classification method using joint multiscale local binary pattern. The first step in texture classification is to describe the texture by extracting different features. So far, several methods have been developed for this topic, one of the most popular ones is Local Binary Pattern (LBP) method and its variants such as Completed Local Binary...

2010
Peter Decker Dietrich Paulus

Estimation of a camera pose (position and orientation) from an image, given a 3d model of the world, is a topic of great interest in many current fields of research. When aiming for a model based pose estimation approach, several questions arise: What is the model? How do we acquire a model? How is the image linked to the model? How is a pose computed and verified using the latter information? ...

Journal: :J. Global Optimization 2013
Jonathan Y. Li Roy H. Kwon

We present a new approach that enables investors to seek a reasonably robust policy for portfolio selection in the presence of rare but high-impact realization of moment uncertainty. In practice, portfolio managers face diffculty in seeking a balance between relying on their knowledge of a reference financial model and taking into account possible ambiguity of the model. Based on the concept of...

1999
Alf Green Kostas Tsakalis Ward MacArthur Sachi Dash

A control-oriented identification and uncertainty estimation approach from input-output data is presented, for use in the design of control systems for paper machines. The application of this approach is demonstrated on a high fidelity simulator. An estimate of the process model along with the uncertainty bounds that describe the confidence limits of the model, consistent with the robust contro...

Journal: :Computers & Chemical Engineering 2010
Arndt Hartwich Wolfgang Marquardt

Dynamic optimization allows for the determination of the upper bound of achievable performance in the operation of continuous chemical processes in transient operationwhich often results from load or grade changes. Performance assessment can rely on the computation of optimal trajectories for selected scenarios which properly reflect the operational envelope. Realistic industrial problems, howe...

2014
Qi Guo Tianshi Chen Zhi-Hua Zhou Olivier Temam Ling Li Depei Qian Yunji Chen

Architectural design spaces of microprocessors are often exponentially large with respect to the pending processor parameters. To avoid simulating all configurations in the design space, machine learning and statistical techniques have been utilized to build regression models for characterizing the relationship between architectural configurations and responses (e.g., performance or power consu...

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