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We show in this paper how managed multi-context systems (mMCSs) can be turned into a reactive formalism suitable for continuous reasoning in dynamic environments. We extend mMCSs with (abstract) sensors and define the notion of a run of the…

Artificial Intelligence · Computer Science 2015-05-21 Gerhard Brewka , Stefan Ellmauthaler , Jörg Pührer

It is difficult to create robust, reusable, and reactive behaviors for robots that can be easily extended and combined. Frameworks such as Behavior Trees are flexible but difficult to characterize, especially when designing reactions and…

Robotics · Computer Science 2019-08-07 Chris Paxton , Nathan Ratliff , Clemens Eppner , Dieter Fox

Recently, skeleton based action recognition gains more popularity due to cost-effective depth sensors coupled with real-time skeleton estimation algorithms. Traditional approaches based on handcrafted features are limited to represent the…

Computer Vision and Pattern Recognition · Computer Science 2017-04-13 Hongsong Wang , Liang Wang

Recommendation systems focus on helping users find items of interest in the situations of information overload, where users' preferences are typically estimated by the past observed behaviors. In contrast, conversational recommendation…

Computation and Language · Computer Science 2022-03-29 Ting-Chun Wang , Shang-Yu Su , Yun-Nung Chen

We investigate a social system of agents faced with a binary choice. We assume there is a correct, or beneficial, outcome of this choice. Furthermore, we assume agents are influenced by others in making their decision, and that the agents…

Populations and Evolution · Quantitative Biology 2007-12-06 Andreas Gronlund , Petter Holme , Petter Minnhagen

Natural behavior consists of dynamics that are both unpredictable, can switch suddenly, and unfold over many different timescales. While some success has been found in building representations of behavior under constrained or simplified…

Machine Learning · Computer Science 2022-06-15 Mehdi Azabou , Michael Mendelson , Maks Sorokin , Shantanu Thakoor , Nauman Ahad , Carolina Urzay , Eva L. Dyer

Dynamical systems are a broad class of mathematical tools used to describe the evolution of physical and computational processes. Traditionally these processes model changing entities in a static world. Picture a ball rolling on an empty…

Category Theory · Mathematics 2020-07-30 Sophie Libkind

Intelligent reflecting surfaces (IRSs) are emerging as promising enablers for the next generation of wireless communication systems, because of their ability to customize favorable radio propagation environments. However, with the…

Information Theory · Computer Science 2021-11-25 Dongfang Xu , Xianghao Yu , Derrick Wing Kwan Ng , Robert Schober

Most of the real world is governed by complex and chaotic dynamical systems. All of these dynamical systems pose a challenge in modelling them using neural networks. Currently, reservoir computing, which is a subset of recurrent neural…

Neural and Evolutionary Computing · Computer Science 2020-09-21 Parth Mahendra

Recommender systems are software applications that help users to find items of interest in situations of information overload. Current research often assumes a one-shot interaction paradigm, where the users' preferences are estimated based…

Human-Computer Interaction · Computer Science 2021-06-01 Dietmar Jannach , Ahtsham Manzoor , Wanling Cai , Li Chen

Visual Model-Based Reinforcement Learning (MBRL) promises to encapsulate agent's knowledge about the underlying dynamics of the environment, enabling learning a world model as a useful planner. However, top MBRL agents such as Dreamer often…

Machine Learning · Computer Science 2024-05-31 Ruixiang Sun , Hongyu Zang , Xin Li , Riashat Islam

This paper introduces a new behavioral system model with distinct external and internal signals possibly evolving on different time scales. This allows to capture abstraction processes or signal aggregation in the context of control and…

Systems and Control · Computer Science 2014-02-17 Anne-Kathrin Schmuck , Jörg Raisch

In recent years, sequential recommender systems (SRSs) and session-based recommender systems (SBRSs) have emerged as a new paradigm of RSs to capture users' short-term but dynamic preferences for enabling more timely and accurate…

Information Retrieval · Computer Science 2022-05-24 Shoujin Wang , Qi Zhang , Liang Hu , Xiuzhen Zhang , Yan Wang , Charu Aggarwal

Active replication following the state machine replication (SMR) approach is a way to make existing systems and services more reliable and fault-tolerant. The additional communication overhead has a negative impact on the system's…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-08-18 Johannes Köstler , Hans P. Reiser

We introduce a new type of foundational model for parsing human anatomy in medical images that works for different modalities. It supports supervised or unsupervised training and can perform matching, registration, classification, or…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Halid Ziya Yerebakan , Kritika Iyer , Xueqi Guo , Yoshihisa Shinagawa , Gerardo Hermosillo Valadez

We describe some progress towards a new common framework for model driven engineering, based on behavioral programming. The tool we have developed unifies almost all of the work done in behavioral programming so far, under a common set of…

Software Engineering · Computer Science 2018-06-05 Michael Bar-Sinai , Gera Weiss , Reut Shmuel

Sequences of correlated binary patterns can represent many time-series data including text, movies, and biological signals. These patterns may be described by weighted combinations of a few dominant structures that underpin specific…

Machine Learning · Statistics 2019-03-29 Jimmy Gaudreault , Arunabh Saxena , Hideaki Shimazaki

Existing Conversational Recommender Systems (CRS) predominantly utilize user simulators for training and evaluating recommendation policies. These simulators often oversimplify the complexity of user interactions by focusing solely on…

Information Retrieval · Computer Science 2024-09-10 Gangyi Zhang , Chongming Gao , Hang Pan , Runzhe Teng , Ruizhe Li

A {\it dynamic reasoning system} (DRS) is an adaptation of a conventional formal logical system that explicitly portrays reasoning as a temporal activity, with each extralogical input to the system and each inference rule application being…

Artificial Intelligence · Computer Science 2013-08-27 Daniel G. Schwartz

The spatiotemporal information plays crucial roles in a multi-agent system (MAS). However, for a highly dynamic and dense MAS in unknown environments, estimating its spatiotemporal states is a difficult problem. In this paper, we present…

Robotics · Computer Science 2020-03-18 Qin Shi , Xiaowei Cui , Sihao Zhao , Shuang Xu , Mingquan Lu