Deqiang Ouyang

ORCID: 0000-0003-2259-886X
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About
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Research Areas
  • Neural Networks Stability and Synchronization
  • Distributed Control Multi-Agent Systems
  • Video Surveillance and Tracking Methods
  • Advanced Image and Video Retrieval Techniques
  • Human Pose and Action Recognition
  • Multimodal Machine Learning Applications
  • Neural Networks and Applications
  • Chaos control and synchronization
  • Domain Adaptation and Few-Shot Learning
  • Advanced Image Processing Techniques
  • Face and Expression Recognition
  • Advanced Memory and Neural Computing
  • Advanced Vision and Imaging
  • Sentiment Analysis and Opinion Mining
  • Adversarial Robustness in Machine Learning
  • Semantic Web and Ontologies
  • Reinforcement Learning in Robotics
  • Robotics and Sensor-Based Localization
  • Nonlinear Dynamics and Pattern Formation
  • Recommender Systems and Techniques
  • Advanced Graph Neural Networks
  • Mathematical and Theoretical Epidemiology and Ecology Models
  • Emotion and Mood Recognition
  • Generative Adversarial Networks and Image Synthesis
  • Adaptive Dynamic Programming Control

Chongqing University
2021-2024

University of Hong Kong
2022-2023

Chinese University of Hong Kong
2023

Xinjiang University
2014-2022

University of Electronic Science and Technology of China
2017-2021

Beijing Normal University
2005

The article considers the impulsive synchronization for inertial neural networks with unbounded delay and actuator saturation via sampled-data control. Based on an differential inequality, difficulties caused by effect may be effectively avoid. By applying polytopic representation technique, term is first considered into design of controller, less conservative linear matrix inequality (LMI) criteria that guarantee asymptotical model hybrid control are given. As special cases, saturating also...

10.1109/tnnls.2020.2984770 article EN IEEE Transactions on Neural Networks and Learning Systems 2020-04-17

The goal of cross-view image matching based on geo-localization is to determine the location a given ground-view (front view) by it with group satellite-view images (vertical geographic tags. Due rapid development unmanned aerial vehicle (UAV) technology in recent years, has provided real viewpoint close 45 degrees (oblique bridge visual gap between views. However, existing methods ignore direct geometric space correspondence UAV-satellite views, and only use brute force for feature...

10.1109/tcsvt.2021.3121987 article EN IEEE Transactions on Circuits and Systems for Video Technology 2021-12-14

This article investigates the event-triggered synchronization of delayed neural networks (NNs). A novel integral-based scheme (IETS) is proposed where integral system states, and past triggered data over a period time are used. With IETS, problem becomes distributed delay problem. Using Bessel-Legendre inequalities, sufficient conditions for existence controller that ensures asymptotic provided in form linear matrix inequalities (LMIs). Illustrative examples used to demonstrate advantages...

10.1109/tnnls.2019.2963146 article EN IEEE Transactions on Neural Networks and Learning Systems 2020-01-21

Fully mining visual cues to aid in content understanding is crucial for video captioning. However, most state-of-the-art captioning methods are limited generating captions purely based on straightforward information while ignoring the scenario and context information. To fill gap, we propose a novel, simple but effective scenario-aware recurrent transformer (SART) model execute Our contains “scenario understanding” module obtain global perspective across multiple frames, providing specific...

10.1145/3503927 article EN ACM Transactions on Multimedia Computing Communications and Applications 2022-03-04

An observer-based dissipativity control for Takagi–Sugeno (T–S) fuzzy neural networks with distributed time-varying delays is studied in this article. First, the network channel are modeled as a delay its kernel. To make full use of kernels delay, Lyapunov–Krasovskii functional (LKF) established kernel delay. It noted that novel LKF and delay-dependent reciprocally convex inequality plays an important role dealing global asymptotical stability strict <inline-formula...

10.1109/tcyb.2020.2977682 article EN IEEE Transactions on Cybernetics 2020-03-18

The impulsive stabilization of nonlinear time-delay system with input saturation via delay-dependent polytopic approach is studied in this article. Different from representation technique, technique able to estimate a larger domain attraction. Based on approach, the actuator term first introduced into design controller, which expressed as convex combination product state vectors and auxiliary matrices. By applying Lyapunov–Krasovskii functional (LKF) new series less conservative linear...

10.1109/tsmc.2019.2963398 article EN IEEE Transactions on Systems Man and Cybernetics Systems 2020-02-04

Training generative adversarial networks (GANs) for noise-to-image synthesis is a challenge task, primarily due to the instability of GANs’ training process. One key issues generator’s sensitivity input data, which can cause sudden fluctuations in loss value with certain inputs. This suggests an inadequate ability resist disturbances generator, causing discriminator’s oscillate and negatively impacting discriminator. Then, negative feedback discriminator also not conducive updating...

10.1145/3653021 article EN ACM Transactions on Multimedia Computing Communications and Applications 2024-03-17

User preferences behind users' decision-making processes are highly diverse and may range from lower-level concepts with more specific intentions higher-level general intentions. In this case, user tend to be expressed hierarchically. However, learning such different levels behaviors is challenging, remains largely neglected by the existing literature. Meanwhile, behavior data tends sparse because of limited response vast combinations users items, which results in cold-start problems unclear...

10.1109/tkde.2023.3348493 article EN IEEE Transactions on Knowledge and Data Engineering 2024-01-01

Multi-sensory data has exhibited a clear advantage in expressing richer and more complex feelings, on the Emotion Recognition Conversation (ERC) task. Yet, current methods for multimodal dynamics that aggregate modalities or employ additional modality-specific modality-shared networks are still inadequate balancing between sufficiency of processing scalability to incremental multi-sensory type additions. This incurs bottleneck performance improvement ERC. To this end, we present MetaDrop,...

10.1145/3474085.3475661 article EN Proceedings of the 30th ACM International Conference on Multimedia 2021-10-17

Approximating the uncertainty of an emotional AI agent is crucial for improving reliability such agents and facilitating human-in-the-loop solutions, especially in critical scenarios. However, none existing systems emotion recognition conversation (ERC) has attempted to estimate their predictions. In this article, we present HU-Dialogue, which models hierarchical ERC task. We perturb contextual attention weight values with source-adaptive noises within each modality, as a regularization...

10.1109/tcyb.2022.3185119 article EN IEEE Transactions on Cybernetics 2022-07-12

Person re-identification is an important task in video surveillance, focusing on finding the same person across different cameras. However, most existing methods of video-based still have some limitations (e.g., lack effective deep learning framework, robustness model, and treatment for all frames) which make them unable to achieve better recognition performance. In this paper, we propose a novel self-paced algorithm re-identification, could gradually learn from simple complex samples mature...

10.1145/3240508.3240622 article EN Proceedings of the 30th ACM International Conference on Multimedia 2018-10-15

The goal of cross-view geo-localization is to determine the location a given ground image by matching with aerial images. However, existing methods ignore variability scenes, additional information and spatial correspondence covisibility non-convisibility areas in ground-aerial pairs. In this context, we propose method called SMDT alignment Transformer. First, utilize semantic segmentation technique segment different areas. Then, convert vertical view images front mixing polar mapping...

10.1109/icme52920.2022.9859992 article EN 2022 IEEE International Conference on Multimedia and Expo (ICME) 2022-07-18
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