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Artificial neural networks (ANNs) have been successfully applied to solve a variety of classification and function approximation problems. Although ANNs can generally predict better than decision trees for pattern classification problems,…

神经与进化计算 · 计算机科学 2010-09-28 S. M. Kamruzzaman , Md. Monirul Islam

Recently, Model Predictive Path Integral (MPPI) control algorithm has been extensively applied to autonomous navigation tasks, where the cost map is mostly assumed to be known and the 2D navigation tasks are only performed. In this paper,…

机器人学 · 计算机科学 2020-10-15 Ihab S. Mohamed , Guillaume Allibert , Philippe Martinet

We consider the problem of generating a time-optimal quadrotor trajectory that attains a set of prescribed waypoints. This problem is challenging since the optimal trajectory is located on the boundary of the set of dynamically feasible…

机器人学 · 计算机科学 2020-06-05 Gilhyun Ryou , Ezra Tal , Sertac Karaman

Accurate quantification of model uncertainty has long been recognized as a fundamental requirement for trusted AI. In regression tasks, uncertainty is typically quantified using prediction intervals calibrated to a specific operating point,…

机器学习 · 计算机科学 2021-06-03 Jiri Navratil , Benjamin Elder , Matthew Arnold , Soumya Ghosh , Prasanna Sattigeri

Data science has emerged as fourth paradigm of scientific exploration. However many machine learning models operate as black boxes offering limited insight into the reasoning behind their predictions. This lack of transparency is one of the…

机器学习 · 计算机科学 2025-01-31 Sudhanva Kulkarni

Neural networks (NNs) usually hinder any insight into the reasoning behind their predictions. We demonstrate how influence functions can unravel the black box of NN when trained to predict the phases of the one-dimensional extended spinless…

量子物理 · 物理学 2020-11-18 Anna Dawid , Patrick Huembeli , Michał Tomza , Maciej Lewenstein , Alexandre Dauphin

We consider bootstrap inference for estimators which are (asymptotically) biased. We show that, even when the bias term cannot be consistently estimated, valid inference can be obtained by proper implementations of the bootstrap.…

计量经济学 · 经济学 2023-11-09 Giuseppe Cavaliere , Sílvia Gonçalves , Morten Ørregaard Nielsen , Edoardo Zanelli

Stock exchanges are considered major players in financial sectors of many countries. Most Stockbrokers, who execute stock trade, use technical, fundamental or time series analysis in trying to predict stock prices, so as to advise clients.…

统计金融 · 定量金融 2015-02-24 B. W. Wanjawa , L. Muchemi

This paper introduces a control architecture for real-time and onboard control of Unmanned Aerial Vehicles (UAVs) in environments with obstacles using the Model Predictive Path Integral (MPPI) methodology. MPPI allows the use of the full…

机器人学 · 计算机科学 2024-07-16 Michal Minarik , Robert Penicka , Vojtech Vonasek , Martin Saska

This paper presents a data-driven control framework for quadrotor systems that integrates a deep Koopman operator with model predictive control (DK-MPC). The deep Koopman operator is trained on sampled flight data to construct a…

机器人学 · 计算机科学 2025-08-20 Haitham El-Hussieny

Time-critical tasks such as drone racing typically cover large operation areas. However, it is difficult and computationally intensive for current time-optimal motion planners to accommodate long flight distances since a large yet unknown…

机器人学 · 计算机科学 2024-07-26 Chao Qin , Jingxiang Chen , Yifan Lin , Abhishek Goudar , Angela P. Schoellig , Hugh H. -T. Liu

Accurate diagnosis of propeller faults is crucial for ensuring the safe and efficient operation of quadrotors. Training a fault classifier using simulated data and deploying it on a real quadrotor is a cost-effective and safe approach.…

机器人学 · 计算机科学 2023-02-10 Wei Zhang , Junjie Tong , Fang Liao , Yunfeng Zhang

Although backpropagation ANNs generally predict better than decision trees do for pattern classification problems, they are often regarded as black boxes, i.e., their predictions cannot be explained as those of decision trees. In many…

神经与进化计算 · 计算机科学 2010-09-28 S. M. Kamruzzaman , Md. Monirul Islam

Since the 1970s, most airlines have incorporated computerized support for managing disruptions during flight schedule execution. However, existing platforms for airline disruption management (ADM) employ monolithic system design methods…

人工智能 · 计算机科学 2022-02-14 Kolawole Ogunsina , Wendy A. Okolo

Automating drone-assisted processes is a complex task. Many solutions rely on trajectory generation and tracking, whereas in contrast, path-following control is a particularly promising approach, offering an intuitive and natural approach…

系统与控制 · 电气工程与系统科学 2026-01-21 David Leprich , Mario Rosenfelder , Mario Hermle , Jingshan Chen , Peter Eberhard

Integrating unmanned aerial vehicles into daily use requires controllers that ensure stable flight, efficient energy use, and reduced noise. Proportional integral derivative controllers remain standard but are highly sensitive to gain…

系统与控制 · 电气工程与系统科学 2025-09-23 Andrea Vaiuso , Gabriele Immordino , Ludovica Onofri , Giuliano Coppotelli , Marcello Righi

Accurate modeling of system dynamics is crucial for achieving high-performance planning and control of robotic systems. Although existing data-driven approaches represent a promising approach for modeling dynamics, their accuracy is limited…

Though black-box predictors are state-of-the-art for many complex tasks, they often fail to properly quantify predictive uncertainty and may provide inappropriate predictions for unfamiliar data. Instead, we can learn more reliable models…

机器学习 · 统计学 2021-12-14 Jean Feng , Arjun Sondhi , Jessica Perry , Noah Simon

Deep learning algorithms have recently shown to be a successful tool in estimating parameters of statistical models for which simulation is easy, but likelihood computation is challenging. But the success of these approaches depends on…

机器学习 · 统计学 2024-02-20 Amanda Lenzi , Haavard Rue

Cross-validation is a widely used technique for evaluating the performance of prediction models, ranging from simple binary classification to complex precision medicine strategies. It helps correct for optimism bias in error estimates,…