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With the unprecedented photometric precision of the Kepler Spacecraft, significant systematic and stochastic errors on transit signal levels are observable in the Kepler photometric data. These errors, which include discontinuities,…

This paper proposes a novel adaptive guidance system developed using reinforcement meta-learning with a recurrent policy and value function approximator. The use of recurrent network layers allows the deployed policy to adapt real time to…

系统与控制 · 计算机科学 2020-02-19 Brian Gaudet , Richard Linares , Roberto Furfaro

Real world datasets often contain entries with missing elements e.g. in a medical dataset, a patient is unlikely to have taken all possible diagnostic tests. Variational Autoencoders (VAEs) are popular generative models often used for…

机器学习 · 计算机科学 2021-03-23 Mark Collier , Alfredo Nazabal , Christopher K. I. Williams

As machine learning systems move from computer-science laboratories into the open world, their accountability becomes a high priority problem. Accountability requires deep understanding of system behavior and its failures. Current…

机器学习 · 计算机科学 2018-09-21 Besmira Nushi , Ece Kamar , Eric Horvitz

Unmanned Aerial Vehicles (UAVs) will be critical infrastructural components of future smart cities. In order to operate efficiently, UAV reliability must be ensured by constant monitoring for faults and failures. To this end, the work…

信号处理 · 电气工程与系统科学 2024-04-25 Alexandre Gemayel , Dimitrios Michael Manias , Abdallah Shami

Accurate detection and diagnosis of abnormal behaviors such as network attacks from multivariate time series (MTS) are crucial for ensuring the stable and effective operation of industrial cyber-physical systems (CPS). However, existing…

机器学习 · 计算机科学 2024-03-06 Haili Sun , Yan Huang , Lansheng Han , Cai Fu , Chunjie Zhou

Continual Test-Time Adaptation (CTTA) is proposed to migrate a source pre-trained model to continually changing target distributions, addressing real-world dynamism. Existing CTTA methods mainly rely on entropy minimization or…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Jiaming Liu , Ran Xu , Senqiao Yang , Renrui Zhang , Qizhe Zhang , Zehui Chen , Yandong Guo , Shanghang Zhang

For the past several decades, numerous attempts have been made to model the climate of Mars with extensive studies focusing on the planet's dynamics and the understanding of its climate. While physical modeling and data assimilation…

地球与行星天体物理 · 物理学 2023-09-06 Nour Abdelmoneim , Dattaraj B. Dhuri , Dimitra Atri , Germán Martínez

The Radiation Assessment Detector (RAD), onboard the Mars Science Laboratory (MSL) rover Curiosity, has been measuring the energetic charged and neutral particles and the radiation dose rate on the surface of Mars since the landing of the…

Learning dynamics of collectively moving agents such as fish or humans is an active field in research. Due to natural phenomena such as occlusion and change of illumination, the multi-object methods tracking such dynamics might lose track…

机器学习 · 计算机科学 2021-10-22 Kelum Gajamannage , Yonggi Park , Randy Paffenroth , Anura P. Jayasumana

Error Span Detection (ESD) is a crucial subtask in Machine Translation (MT) evaluation, aiming to identify the location and severity of translation errors. While fine-tuning models on human-annotated data improves ESD performance, acquiring…

计算与语言 · 计算机科学 2026-05-26 Boxuan Lyu , Haiyue Song , Zhi Qu

In industry, machine anomalous sound detection (ASD) is in great demand. However, collecting enough abnormal samples is difficult due to the high cost, which boosts the rapid development of unsupervised ASD algorithms. Autoencoder (AE)…

声音 · 计算机科学 2023-11-16 Yifan Zhou , Dongxing Xu , Haoran Wei , Yanhua Long

Robust optimization is a method for optimization under uncertainties in engineering systems and designs for applications ranging from aeronautics to nuclear. In a robust design process, parameter variability (or uncertainty) is incorporated…

统计计算 · 统计学 2022-10-17 Richa Verma , Dinesh Kumar , Kazuma Kobayashi , Syed Alam

The deep neural networks (DNNs)based autonomous driving systems (ADSs) are expected to reduce road accidents and improve safety in the transportation domain as it removes the factor of human error from driving tasks. The DNN based ADS…

机器学习 · 计算机科学 2022-04-06 Manzoor Hussain , Nazakat Ali , Jang-Eui Hong

In this paper we study the problem of storing reliably an archive of versioned data. Specifically, we focus on systems where the differences (deltas) between subsequent versions rather than the whole objects are stored - a typical model for…

信息论 · 计算机科学 2014-11-19 J. Harshan , Frédérique Oggier , Anwitaman Datta

The ability to formulate maps of minimum detectable activities (MDAs) that describe the sensitivity of an ad hoc measurement that used one or more freely moving radiation detector systems would be significantly beneficial for the conduct…

In this work we propose a holistic framework for autonomous aerial inspection tasks, using semantically-aware, yet, computationally efficient planning and mapping algorithms. The system leverages state-of-the-art receding horizon…

Multi-access edge computing (MEC) is viewed as an integral part of future wireless networks to support new applications with stringent service reliability and latency requirements. However, guaranteeing ultra-reliable and low-latency MEC…

系统与控制 · 电气工程与系统科学 2022-01-26 Arian Ahmadi , Omid Semiari , Mehdi Bennis , Merouane Debbah

Linear discriminant analysis (LDA) is a fundamental classification and dimension reduction method that achieves Bayes optimality under Gaussian mixture, but often struggles in high-dimensional settings where the covariance matrix cannot be…

统计计算 · 统计学 2026-04-06 Cencheng Shen , Yuexiao Dong

This work describes a novel data-driven latent space inference framework built on paired autoencoders to handle observational inconsistencies when solving inverse problems. Our approach uses two autoencoders, one for the parameter space and…

机器学习 · 计算机科学 2026-01-19 Emma Hart , Bas Peters , Julianne Chung , Matthias Chung