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Shading faults remain one of the most critical challenges affecting photovoltaic (PV) system efficiency, as they not only reduce power generation but also disturb maximum power point tracking (MPPT). To address this issue, this study…

Owing to its minimal pollution and efficient energy use, wind energy has become one of the most widely exploited renewable energy resources. The successful integration of wind power into the grid system is contingent upon accurate wind…

Novel applications of artificial intelligence for tuning the parameters of industrial machines for optimal performance are emerging at a fast pace. Tuning the combine harvesters and improving the machine performance can dramatically…

信号处理 · 电气工程与系统科学 2020-02-26 Laszlo Nadai , Felde Imre , Sina Ardabili , Tarahom Mesri Gundoshmian , Pinter Gergo , Amir Mosavi

This paper introduces a novel numerical approach to achieving smooth lane-change trajectories in autonomous driving scenarios. Our trajectory generation approach leverages particle swarm optimization (PSO) techniques, incorporating Neural…

机器人学 · 计算机科学 2024-02-05 Lin Song , David Isele , Naira Hovakimyan , Sangjae Bae

Many wind speed forecasting approaches have been proposed in literature. In this paper a new statistical approach for jointly predicting wind speed, wind direction and air pressure is introduced. The wind direction and the air pressure are…

应用统计 · 统计学 2017-07-14 Daniel Ambach , Wolfgang Schmid

The ever-growing use of wind energy makes necessary the optimization of turbine operations through pitch angle controllers and their maintenance with early fault detection. It is crucial to have accurate and robust models imitating the…

机器学习 · 计算机科学 2023-07-28 Alfonso Gijón , Ainhoa Pujana-Goitia , Eugenio Perea , Miguel Molina-Solana , Juan Gómez-Romero

Wind farm design primarily depends on the variability of the wind turbine wake flows to the atmospheric wind conditions, and the interaction between wakes. Physics-based models that capture the wake flow-field with high-fidelity are…

机器学习 · 计算机科学 2021-11-17 S. Ashwin Renganathan , Romit Maulik , Stefano Letizia , Giacomo Valerio Iungo

As one of Bayesian analysis tools, Hidden Markov Model (HMM) has been used to in extensive applications. Most HMMs are solved by Baum-Welch algorithm (BWHMM) to predict the model parameters, which is difficult to find global optimal…

机器学习 · 统计学 2018-11-09 L. Chang , Yacine Ouzrout , Antoine Nongaillard , Abdelaziz Bouras

We present a novel approach to optimize wind farm layouts for maximum annual energy production (AEP). The optimization effort requires efficient wake models to predict the wake flow and, subsequently, the power generation of wind farms with…

This study proposes a method for estimating the mechanical parameters of vehicles and bridges and the road unevenness, using only vehicle vibration and position data. In the proposed method, vehicle input and bridge vibration are estimated…

信号处理 · 电气工程与系统科学 2022-01-21 Kyosuke Yamamoto , Kakeru Murakami , Ryota Shin , Yukihiko Okada

Particle swarm optimization (PSO) is an iterative search method that moves a set of candidate solution around a search-space towards the best known global and local solutions with randomized step lengths. PSO frequently accelerates…

神经与进化计算 · 计算机科学 2021-02-25 Johannes Jakubik , Adrian Binding , Stefan Feuerriegel

In terms of the operation of microgrids, optimal scheduling is a vital issue that must be taken into account. In this regard, this paper proposes an effective framework for optimal scheduling of renewable microgrids considering energy…

系统与控制 · 电气工程与系统科学 2022-08-10 Hossein Mohammadi , Shiva Jokar , Mojtaba Mohammadi , Abdollah Kavousifard , Morteza Dabbaghjamanesh

Obtaining the set of cosmological parameters consistent with observational data is an important exercise in current cosmological research. It involves finding the global maximum of the likelihood function in the multi-dimensional parameter…

宇宙学与河外天体物理 · 物理学 2012-07-03 Jayanti Prasad , Tarun Souradeep

Integrating wind power into the grid is challenging because of its random nature. Integration is facilitated with accurate short-term forecasts of wind power. The paper presents a spatio-temporal wind speed forecasting algorithm that…

系统与控制 · 计算机科学 2015-03-05 Borhan M. Sanandaji , Akin Tascikaraoglu , Kameshwar Poolla , Pravin Varaiya

Accurate wind power forecasts depend on reliable wind speed forecasts. Numerical Weather Predictions (NWPs) utilize huge amounts of computing time, but still have rather low spatial and temporal resolution. However, stochastic wind speed…

应用统计 · 统计学 2015-09-10 Daniel Ambach , Carsten Croonenbroeck

Airborne wind energy systems aim to generate renewable energy by means of the aerodynamic lift produced by a wing tethered to the ground and controlled to fly crosswind paths. The problem of maximizing the average power developed by the…

系统与控制 · 计算机科学 2014-09-23 Aldo U. Zgraggen , Lorenzo Fagiano , Manfred Morari

Reliable probabilistic production forecasts are required to better manage the uncertainty that the rapid build-out of wind power capacity adds to future energy systems. In this article, we consider sequential methods to correct errors in…

统计方法学 · 统计学 2025-02-25 Bastian Schmidt Jørgensen , Jan Kloppenborg Møller , Peter Nystrup , Henrik Madsen

Robotic systems must be able to quickly and robustly make decisions when operating in uncertain and dynamic environments. While Reinforcement Learning (RL) can be used to compute optimal policies with little prior knowledge about the…

机器人学 · 计算机科学 2016-09-13 Yunpeng Pan , Xinyan Yan , Evangelos Theodorou , Byron Boots

This paper explores adaptive variance reduction methods for stochastic optimization based on the STORM technique. Existing adaptive extensions of STORM rely on strong assumptions like bounded gradients and bounded function values, or suffer…

最优化与控制 · 数学 2024-10-24 Wei Jiang , Sifan Yang , Yibo Wang , Lijun Zhang

Bio-inspired optimization algorithms have been gaining more popularity recently. One of the most important of these algorithms is particle swarm optimization (PSO). PSO is based on the collective intelligence of a swam of particles. Each…

神经与进化计算 · 计算机科学 2013-12-09 Muhammad Marwan Muhammad Fuad