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Using a time series model to mimic an observed time series has a long history. However, with regard to this objective, conventional estimation methods for discrete-time dynamical models are frequently found to be wanting. In fact, they are…

Statistics Theory · Mathematics 2015-03-19 Yingcun Xia , Howell Tong

Runtime verification is checking whether a system execution satisfies or violates a given correctness property. A procedure that automatically, and typically on the fly, verifies conformance of the system's behavior to the specified…

Software Engineering · Computer Science 2013-03-06 Mikhail Chupilko , Alexander Kamkin

Motivated by the abundance of uncertain event data from multiple sources including physical devices and sensors, this paper presents the task of relating a stochastic process observation to a process model that can be rendered from a…

Artificial Intelligence · Computer Science 2022-06-28 Izack Cohen , Avigdor Gal

The multi-modal perception methods are thriving in the autonomous driving field due to their better usage of complementary data from different sensors. Such methods depend on calibration and synchronization between sensors to get accurate…

Computer Vision and Pattern Recognition · Computer Science 2024-12-16 Zhihang Song , Lihui Peng , Jianming Hu , Danya Yao , Yi Zhang

Precise action spotting has attracted considerable attention due to its promising applications. While existing methods achieve substantial performance by employing well-designed model architecture, they overlook a significant challenge: the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Masato Tamura

Conformance checking techniques aim to collate observed process behavior with normative/modeled process models. The majority of existing approaches focuses on completed process executions, i.e., offline conformance checking. Recently, novel…

Logic in Computer Science · Computer Science 2022-11-23 Daniel Schuster , Gero J. Kolhof

Synchronization is a fundamental component of computational models of human behavior, at both intra-personal and inter-personal level. Event synchronization analysis was originally conceived with the aim of providing a simple and robust…

Human-Computer Interaction · Computer Science 2019-04-09 Paolo Alborno , Gualtiero Volpe , Maurizio Mancini , Radoslaw Niewiadomski , Stefano Piana , Antonio Camurri

In this paper, an event-based tracker is presented. Inspired by recent advances in asynchronous processing of individual events, we develop a direct matching scheme that aligns spatial distributions of events at different times. More…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Maria Zafeiri , Georgios Evangelidis , Emmanouil Psarakis

Time series analysis has achieved great success in diverse applications such as network security, environmental monitoring, and medical informatics. Learning similarities among different time series is a crucial problem since it serves as…

Machine Learning · Computer Science 2022-07-19 Shaoyu Dou , Kai Yang , Yang Jiao , Chengbo Qiu , Kui Ren

Adapted from biological sequence alignment, trace alignment is a process mining technique used to visualize and analyze workflow data. Any analysis done with this method, however, is affected by the alignment quality. The best existing…

Data Structures and Algorithms · Computer Science 2017-09-19 Shuhong Chen , Sen Yang , Moliang Zhou , Randall S. Burd , Ivan Marsic

State-of-the-art methods for self-supervised sequential action alignment rely on deep networks that find correspondences across videos in time. They either learn frame-to-frame mapping across sequences, which does not leverage temporal…

Computer Vision and Pattern Recognition · Computer Science 2021-11-18 Weizhe Liu , Bugra Tekin , Huseyin Coskun , Vibhav Vineet , Pascal Fua , Marc Pollefeys

We propose an approach to assess the synchronization of rigidly mounted sensors based on their rotational motion. Using function similarity measures combined with a sliding window approach, our approach is capable of estimating time-varying…

Robotics · Computer Science 2024-10-01 Thomas Wodtko , Alexander Scheible , Michael Buchholz

In process mining, precision measures are used to quantify how much a process model overapproximates the behavior seen in an event log. Although several measures have been proposed throughout the years, no research has been done to validate…

Databases · Computer Science 2018-05-07 Niek Tax , Xixi Lu , Natalia Sidorova , Dirk Fahland , Wil M. P. van der Aalst

This paper describes use of model checking to verify synchronisation properties of an industrial welding system consisting of a cobot arm and an external turntable. The robots must move synchronously, but sometimes get out of…

Robotics · Computer Science 2024-11-22 Yvonne Murray , Henrik Nordlie , David A. Anisi , Pedro Ribeiro , Ana Cavalcanti

Event-based cameras are increasingly utilized in various applications, owing to their high temporal resolution and low power consumption. However, a fundamental challenge arises when deploying multiple such cameras: they operate on…

Robotics · Computer Science 2023-10-02 Wanli Xing , Shijie Lin , Guangze Zheng , Yanjun Du , Jia Pan

Conformance checking is a process mining technique that allows verifying the conformance of process instances to a given model. Thus, this technique is predestined to be used in the medical context for the comparison of treatment cases with…

Artificial Intelligence · Computer Science 2022-09-21 Joscha Grüger , Tobias Geyer , Martin Kuhn , Stefan Braun , Ralph Bergmann

Conformance checking is a crucial aspect of process mining, where the main objective is to compare the actual execution of a process, as recorded in an event log, with a reference process model, e.g., in the form of a Petri net or a BPMN.…

Information Retrieval · Computer Science 2025-01-24 Majid Rafiei , Mahsa Pourbafrani , Wil M. P. van der Aalst

The conformance testing problem for dynamical systems asks, given two dynamical models (e.g., as Simulink diagrams), whether their behaviors are "close" to each other. In the semi-formal approach to conformance testing, the two systems are…

Systems and Control · Computer Science 2015-05-22 Jyotirmoy V. Deshmukh , Rupak Majumdar , Vinayak S. Prabhu

Inference for time series of networks often relies on accurate vertex correspondence between network realizations at different times. In practice, however, such vertex alignments can be misspecified or unknown. We study the impact of vertex…

In the last years there has been a considerable increase in the availability of continuous sensor measurements in a wide range of application domains, such as Location-Based Services (LBS), medical monitoring systems, manufacturing plants…

Databases · Computer Science 2015-03-20 Michele Dallachiesa , Besmira Nushi , Katsiaryna Mirylenka , Themis Palpanas