English
Related papers

Related papers: Real-Time Numerical Differentiation of Sampled Dat…

200 papers

Although the governing equations of many systems, when derived from first principles, may be viewed as known, it is often too expensive to numerically simulate all the interactions they describe. Therefore researchers often seek simpler…

Computation · Statistics 2021-05-03 Tapio Schneider , Andrew M. Stuart , Jin-Long Wu

Integro-difference equation (IDE) models describe the conditional dependence between the spatial process at a future time point and the process at the present time point through an integral operator. Nonlinearity or temporal dependence in…

Machine Learning · Statistics 2020-01-29 Andrew Zammit-Mangion , Christopher K. Wikle

Performance estimation under covariate shift is a crucial component of safe AI model deployment, especially for sensitive use-cases. Recently, several solutions were proposed to tackle this problem, most leveraging model predictions or…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Mélanie Roschewitz , Ben Glocker

The Adaptive Multilevel Splitting (AMS) algorithm is a powerful and versatile method for the simulation of rare events. It is based on an interacting (via a mutation-selection procedure) system of replicas, and depends on two integer…

Probability · Mathematics 2015-02-25 Charles-Edouard Bréhier

We introduce a novel algorithm for online estimation of acoustic impulse responses (AIRs) which allows for fast convergence by exploiting prior knowledge about the fundamental structure of AIRs. The proposed method assumes that the…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-10 Thomas Haubner , Andreas Brendel , Walter Kellermann

Simulation systems have become an essential component in the development and validation of autonomous driving technologies. The prevailing state-of-the-art approach for simulation is to use game engines or high-fidelity computer graphics…

Computer Vision and Pattern Recognition · Computer Science 2020-10-30 Wei Li , Chengwei Pan , Rong Zhang , Jiaping Ren , Yuexin Ma , Jin Fang , Feilong Yan , Qichuan Geng , Xinyu Huang , Huajun Gong , Weiwei Xu , Guoping Wang , Dinesh Manocha , Ruigang Yang

Investigating the temporal behavior of digital circuits is a crucial step in system design, usually done via analog or digital simulation. Analog simulators like SPICE iteratively solve the differential equations characterizing the circuits…

Hardware Architecture · Computer Science 2024-12-10 Josef Salzmann , Ulrich Schmid

In this work, we explore modeling change points in time-series data using neural stochastic differential equations (neural SDEs). We propose a novel model formulation and training procedure based on the variational autoencoder (VAE)…

Machine Learning · Computer Science 2025-06-16 Yousef El-Laham , Zhongchang Sun , Haibei Zhu , Tucker Balch , Svitlana Vyetrenko

Directed information (DI) is a useful tool to explore time-directed interactions in multivariate data. However, as originally formulated DI is not well suited to interactions that change over time. In previous work, adaptive directed…

Signal Processing · Electrical Eng. & Systems 2019-06-27 Brandon Oselio , Amir Sadeghian , Silvio Savarese , Alfred Hero

We introduce Deep Adaptive Design (DAD), a method for amortizing the cost of adaptive Bayesian experimental design that allows experiments to be run in real-time. Traditional sequential Bayesian optimal experimental design approaches…

Machine Learning · Statistics 2021-06-14 Adam Foster , Desi R. Ivanova , Ilyas Malik , Tom Rainforth

Automated anomaly detection is essential for managing information and communications technology (ICT) systems to maintain reliable services with minimum burden on operators. For detecting varying and continually emerging anomalies as…

Machine Learning · Statistics 2018-12-19 Yasuhiro Ikeda , Keisuke Ishibashi , Yuusuke Nakano , Keishiro Watanabe , Ryoichi Kawahara

Modern on-road navigation systems heavily depend on integrating speed measurements with inertial navigation systems (INS) and global navigation satellite systems (GNSS). Telemetry-based applications typically source speed data from the…

Signal Processing · Electrical Eng. & Systems 2025-06-25 Hany Ragab , Sidney Givigi , Aboelmagd Noureldin

Timing systems based on Analog-to-Digital Converters are widely used in the design of previous high energy physics detectors. In this paper, we propose a new method based on deep learning to extract the time information from a finite set of…

Data Analysis, Statistics and Probability · Physics 2019-04-02 Pengcheng Ai , Dong Wang , Guangming Huang , Ni Fang , Deli Xu , Fan Zhang

The goal of anomaly detection is to identify examples that deviate from normal or expected behavior. We tackle this problem for images. We consider a two-phase approach. First, using normal examples, a convolutional autoencoder (CAE) is…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 Natasa Sarafijanovic-Djukic , Jesse Davis

We study robust high-dimensional sparse regression under finite-variance heavy-tailed noise, epsilon-contamination, and alpha-mixing dependence via two subsampling estimators: Adaptive Importance Sampling (AIS) and Stratified Sub-sampling…

Statistics Theory · Mathematics 2026-03-11 Prateek Mittal , Joohi Chauhan

The capability to extract task specific, semantic information from raw sensory data is a crucial requirement for many applications of mobile robotics. Autonomous inspection of critical infrastructure with Unmanned Aerial Vehicles (UAVs),…

Robotics · Computer Science 2024-10-10 Thomas Jantos , Christian Brommer , Eren Allak , Stephan Weiss , Jan Steinbrener

Trajectory estimation of maneuvering objects is applied in numerous tasks like navigation, path planning and visual tracking. Many previous works get impressive results in the strictly controlled condition with accurate prior statistics and…

Information Theory · Computer Science 2020-07-02 Weipeng Li , Xiaogang Yang , Ruitao Lu , Jiwei Fan , Tao Zhang , Chuan He

Accurately capturing the nonlinear dynamic behavior of structures remains a significant challenge in mechanics and engineering. Traditional physics-based models and data-driven approaches often struggle to simultaneously ensure model…

Adaptation and Self-Organizing Systems · Physics 2025-05-13 Biqi Chen , Chenyu Zhang , Jun Zhang , Ying Wang

The integration of discrete algorithmic components in deep learning architectures has numerous applications. Recently, Implicit Maximum Likelihood Estimation (IMLE, Niepert, Minervini, and Franceschi 2021), a class of gradient estimators…

Machine Learning · Computer Science 2023-02-07 Pasquale Minervini , Luca Franceschi , Mathias Niepert

State estimation is a fundamental problem in control and signal processing, for which the Kalman Filter provides an optimal solution under linear dynamics, Gaussian noise, and known noise covariances. However, these assumptions often fail…

Machine Learning · Computer Science 2026-05-27 Vasileios Saketos , Ming Xiao