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Bone adaptation models are often solved in the forward direction, meaning that the response of bone to a given set of loads is determined by running a bone tissue adaptation model. The model is generally solved using a numerical technique…

组织与器官 · 定量生物学 2012-01-31 Amir A. Zadpoor , Gianni Campoli , Harrie Weinans

System identification is a common tool for estimating (linear) plant models as a basis for model-based predictive control and optimization. The current challenges in process industry, however, ask for data-driven modelling techniques that…

系统与控制 · 计算机科学 2018-02-06 Paul M. J. Van den Hof , Arne G. Dankers , Harm H. M. Weerts

Inverse design of complex flows is notoriously challenging because of the high cost of high dimensional optimization. Usually, optimization problems are either restricted to few control parameters, or adjoint-based approaches are used to…

流体动力学 · 物理学 2024-03-12 Mohammed Alhashim , Kaylie Hausknecht , Michael Brenner

Numerical simulators are essential tools in the study of natural fluid-systems, but their performance often limits application in practice. Recent machine-learning approaches have demonstrated their ability to accelerate spatio-temporal…

流体动力学 · 物理学 2022-05-06 Mario Lino , Stathi Fotiadis , Anil A. Bharath , Chris Cantwell

We present our progress on the application of physics informed deep learning to reservoir simulation problems. The model is a neural network that is jointly trained to respect governing physical laws and match boundary conditions. The…

流体动力学 · 物理学 2021-04-26 Cedric Fraces Gasmi , Hamdi Tchelepi

Motion planning and obstacle avoidance is a key challenge in robotics applications. While previous work succeeds to provide excellent solutions for known environments, sensor-based motion planning in new and dynamic environments remains…

机器人学 · 计算机科学 2021-03-24 Robin Strudel , Ricardo Garcia , Justin Carpentier , Jean-Paul Laumond , Ivan Laptev , Cordelia Schmid

We develop inductive biases for the machine learning of complex physical systems based on the port-Hamiltonian formalism. To satisfy by construction the principles of thermodynamics in the learned physics (conservation of energy,…

机器学习 · 计算机科学 2023-03-28 Quercus Hernández , Alberto Badías , Francisco Chinesta , Elías Cueto

Nonlinear waves have played a historical role in laying the foundations of the science of complexity. Recently, they have also allowed the development of a new reservoir computing paradigm: neuromorphic computing by waves. In these systems,…

新兴技术 · 计算机科学 2023-02-07 Giulia Marcucci , Piergiorgio Caramazza , Shamit Shrivastava

We address the problem of joint optical flow and camera motion estimation in rigid scenes by incorporating geometric constraints into an unsupervised deep learning framework. Unlike existing approaches which rely on brightness constancy and…

计算机视觉与模式识别 · 计算机科学 2020-02-28 Shihao Jiang , Dylan Campbell , Miaomiao Liu , Stephen Gould , Richard Hartley

Machine learning methods have been extensively used to study the dynamics of complex fluid flows. One such algorithm, known as adaptive neural fuzzy inference system (ANFIS), can generate data-driven predictions for flow fields but has not…

流体动力学 · 物理学 2021-03-08 Zexia Zhang , Ajay B. Limaye , Ali Khosronejad

Advancements in artificial intelligence call for a deeper understanding of the fundamental mechanisms underlying deep learning. In this work, we propose a theoretical framework to analyze learning dynamics through the lens of dynamical…

机器学习 · 计算机科学 2025-10-13 Yuchen Lin , Yong Zhang , Sihan Feng , Hong Zhao

The hydrometric prediction of water quantity is useful for a variety of applications, including water management, flood forecasting, and flood control. However, the task is difficult due to the dynamic nature and limited data of water…

机器学习 · 计算机科学 2023-12-12 Naghmeh Shafiee Roudbari , Charalambos Poullis , Zachary Patterson , Ursula Eicker

Evolution has resulted in highly developed abilities in many natural intelligences to quickly and accurately predict mechanical phenomena. Humans have successfully developed laws of physics to abstract and model such mechanical phenomena.…

人工智能 · 计算机科学 2017-03-02 Sebastien Ehrhardt , Aron Monszpart , Niloy J. Mitra , Andrea Vedaldi

Conventional physics-based modeling techniques involve high effort, e.g., time and expert knowledge, while data-driven methods often lack interpretability, structure, and sometimes reliability. To mitigate this, we present a data-driven…

The device used in this work detects the objects over the surface of the water using two thermal cameras which aid the users to detect and avoid the objects in scenarios where the human eyes cannot (night, fog, etc.). To avoid the obstacle…

计算机视觉与模式识别 · 计算机科学 2021-09-28 Ammar N. Abbas , David Moser

Real-time motion detection in non-stationary scenes is a difficult task due to dynamic background, changing foreground appearance and limited computational resource. These challenges degrade the performance of the existing methods in…

计算机视觉与模式识别 · 计算机科学 2018-11-22 Junjie Huang , Wei Zou , Zheng Zhu , Jiagang Zhu

Linear networks provide valuable insights into the workings of neural networks in general. This paper identifies conditions under which the gradient flow provably trains a linear network, in spite of the non-strict saddle points present in…

最优化与控制 · 数学 2020-06-30 Armin Eftekhari

The high-pressure transportation process of pipeline necessitates an accurate hydraulic transient simulation tool to prevent slack line flow and over-pressure, which can endanger pipeline operations. However, current numerical solution…

计算工程、金融与科学 · 计算机科学 2024-09-18 Jian Du , Haochong Li , Qi Liao , Jun Shen , Jianqin Zheng , Yongtu Liang

In autonomous driving applications a critical challenge is to identify action to take to avoid an obstacle on collision course. For example, when a heavy object is suddenly encountered it is critical to stop the vehicle or change the lane…

计算机视觉与模式识别 · 计算机科学 2016-09-13 Mona Fathollahi , Rangachar Kasturi

Recovering the camera motion and scene geometry from visual data is a fundamental problem in the field of computer vision. Its success in standard vision is attributed to the maturity of feature extraction, data association and multi-view…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Zhongyang Ren , Bangyan Liao , Delei Kong , Jinghang Li , Peidong Liu , Laurent Kneip , Guillermo Gallego , Yi Zhou
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