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- research-articleNovember 2024
Cross-modal knowledge distillation for continuous sign language recognition
AbstractContinuous Sign Language Recognition (CSLR) is a task which converts a sign language video into a gloss sequence. The existing deep learning based sign language recognition methods usually rely on large-scale training data and rich supervised ...
- research-articleOctober 2024
Containment control for fractional-order networked system with intermittent sampled position communication
AbstractThis paper investigates containment control for fractional-order networked systems. Two novel intermittent sampled position communication protocols, where controllers only need to keep working during communication width of every sampling period ...
- extended-abstractDecember 2024
The Welfare Effects of Selling Leads in a Two-Sided Marketplace
EC '24: Proceedings of the 25th ACM Conference on Economics and ComputationPage 544https://doi.org/10.1145/3670865.3673539Digital platforms that help customers find suitable service providers often monetize by selling customer leads to interested service providers. Examples of such platforms include Bark, Google Local Services, HomeAdvisor, Modernize, Porch, and Thumbtack. ...
- research-articleJune 2024
Overcoming Modality Bias in Question-Driven Sign Language Video Translation
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 34, Issue 11_Part_2Pages 11724–11738https://doi.org/10.1109/TCSVT.2024.3419089Question-Driven Sign Language Translation (QSLT) addresses the challenge of translating sign language using pertinent questions in question-answering contexts. However, the pronounced modality complexity between question text and sign video poses a ...
- research-articleJune 2024
Detection, reconstruction and mitigation of deception attacks in nonlinear cyber‐physical systems
International Journal of Adaptive Control and Signal Processing (ACSP), Volume 38, Issue 9Pages 2972–2995https://doi.org/10.1002/acs.3854SummaryThis paper proposes a new detection, reconstruction and mitigation scheme for nonlinear cyber‐physical systems experiencing deception attacks in controller‐actuator channel. For early detection of attacks, an anomaly detection unit based on the ...
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- research-articleApril 2024
Sign language translation with hierarchical memorized context in question answering scenarios
Neural Computing and Applications (NCAA), Volume 36, Issue 21Pages 12951–12976https://doi.org/10.1007/s00521-024-09763-2AbstractVision-based sign language translation (SLT) targets to translate sign language videos into understandable natural language sentences. Current SLT methods ignore the utilization of contextual information in specific dialogue scenarios, which may ...
- research-articleApril 2024
Few-shot regression with differentiable reference model
Information Sciences: an International Journal (ISCI), Volume 658, Issue Chttps://doi.org/10.1016/j.ins.2023.120010AbstractPrecise control models of industrial manufacturing are essential for high-quality products. In specific industrial fields, there usually exist certain theoretical results and analytical reference models. Due to the diversity of the control input ...
- research-articleApril 2024
Formation control of multi-agent systems with actuator saturation via neural-based sliding mode estimators
AbstractIn this paper, the formation control problem for second-order multi-agent systems with model uncertainties and actuator saturation is investigated. An estimator-based robust formation controller is developed to ensure boundedness of the system’s ...
Highlights- A new sliding mode estimator is designed to estimate without prior knowledge.
- A new terminal estimation surface is designed to achieve finite-time estimation.
- Linear programming is used to attenuate state fluctuation led by the ...
- research-articleNovember 2023
ANT-MOC: Scalable Neutral Particle Transport Using 3D Method of Characteristics on Multi-GPU Systems
- Shunde Li,
- Zongguo Wang,
- Lingkun Bu,
- Jue Wang,
- Zhikuang Xin,
- Shigang Li,
- Yangang Wang,
- Yangde Feng,
- Peng Shi,
- Yun Hu,
- Xuebin Chi
SC '23: Proceedings of the International Conference for High Performance Computing, Networking, Storage and AnalysisArticle No.: 12, Pages 1–13https://doi.org/10.1145/3581784.3607063The Method Of Characteristic (MOC) to solve the Neutron Transport Equation (NTE) is the core of full-core simulation for reactors. High resolution is enabled by discretizing the NTE through massive tracks to traverse the 3D reactor geometry. However, the ...
- research-articleNovember 2023
Expressing and fusion computing of uncertain or imprecise digital information of multi-channel discrete quantity
Soft Computing - A Fusion of Foundations, Methodologies and Applications (SOFC), Volume 28, Issue 2Pages 929–943https://doi.org/10.1007/s00500-023-09371-7AbstractIn this paper, we study the problems of expressing and processing of multi-channel uncertain digital information with discrete real number quantity attribute. The main works are as follows: (1) The concept of ellipsoid type fuzzy number on a high-...
- research-articleNovember 2023
Model-free optimal tracking policies for Markov jump systems by solving non-zero-sum games
Information Sciences: an International Journal (ISCI), Volume 647, Issue Chttps://doi.org/10.1016/j.ins.2023.119423AbstractThis paper develops model-free optimal tracking policies for Markov jump systems by solving non-zero-sum games (NZSGs). First, coupled action and mode-dependent value functions (CAMDVFs) are built for solving a two-player NZSG and ...
- research-articleSeptember 2023
Convergence of optimal linear filter with time‐correlated fading channel and channel noise
International Journal of Adaptive Control and Signal Processing (ACSP), Volume 37, Issue 9Pages 2472–2498https://doi.org/10.1002/acs.3648SummaryThis paper considers the problem of convergence for the optimal linear filter with time‐correlated fading channel and channel noise (TCFCCN) proposed in Liu et al. A novel time‐varying random vector is defined where the vector includes the state ...
- research-articleAugust 2023
Distributed Kalman filter for multi-agent tracking with Markov intermittent observation
RCVE '23: Proceedings of the 2023 International Conference on Robotics, Control and Vision EngineeringPages 1–6https://doi.org/10.1145/3608143.3608144We consider the problem of multiple robots cooperatively tracking several moving targets using onboard sensors. Existing methods may diverge under Markov intermittent observations. We first model the problem as a linear time-varying system with a ...
- research-articleJune 2023
Adaptive neural network observer‐based filtered backstepping control for nonlinear systems with fuzzy dead‐zone and uncertainty
International Journal of Adaptive Control and Signal Processing (ACSP), Volume 37, Issue 6Pages 1559–1581https://doi.org/10.1002/acs.3589SummaryThis study proposes a high gain observer‐based filtered backstepping control scheme for nonlinear systems with unknown dynamics and dead‐zone constraint. Majority of the previously papers describe dead‐zone by the conventional certain models, ...
- research-articleMay 2023
Stochastic Control for Mean-Field Stochastic Differential Systems with (x, u, v)-Dependent Noise
- research-articleApril 2023
A novel 2.5D machining feature recognition method based on ray blanking algorithm
Journal of Intelligent Manufacturing (SPJIM), Volume 35, Issue 4Pages 1585–1605https://doi.org/10.1007/s10845-023-02122-3AbstractFeature recognition (FR) is one of the main tasks involved in computer-aided design, computer aided process planning, and computer-aided manufacturing systems. Conventional FR methods have topology, voxel, and pixel as model input data, which are ...
- research-articleMarch 2023
Optimal Matchmaking Strategy in Two-Sided Marketplaces
Online platforms that match customers with suitable service providers utilize a wide variety of matchmaking strategies; some create a searchable directory of one side of the market (i.e., Airbnb, Google Local Finder), some allow both sides of the market ...
- research-articleJanuary 2023
Constructing multistage linear fuzzy ellipsoid number to express multi-channel uncertain digital information and application
Journal of Intelligent & Fuzzy Systems: Applications in Engineering and Technology (JIFS), Volume 45, Issue 2Pages 2551–2563https://doi.org/10.3233/JIFS-222761In this paper, the problems of expressing and fusing multi-channel uncertain digital information is studied. The concept of a special high-dimensional fuzzy number called multi-level linear fuzzy ellipsoid number is given, and a method of constructing ...
- research-articleSeptember 2022
Weighted differential evolution-based heuristic computing for identification of Hammerstein systems in electrically stimulated muscle modeling
Soft Computing - A Fusion of Foundations, Methodologies and Applications (SOFC), Volume 26, Issue 17Pages 8929–8945https://doi.org/10.1007/s00500-021-06701-5AbstractIn this paper, weighted differential evolution (WDE)-based evolutionary heuristic computing is presented for parameter estimation of nonlinear dynamics of the electrically stimulated muscle system based on a Hammerstein model structure as an ...
- extended-abstractJuly 2022
Optimal Match Recommendations in Two-sided Marketplaces with Endogenous Prices
EC '22: Proceedings of the 23rd ACM Conference on Economics and ComputationPage 794https://doi.org/10.1145/3490486.3538332Many two-sided marketplaces rely on match recommendations to help customers find suitable service providers at suitable prices. (Examples include Angi, HomeAdvisor, Thumbtack and To8to.) This paper develops a tractable methodology that a platform can ...