Search Results for author: Yang Tang

Found 41 papers, 8 papers with code

An Enhanced Differential Grouping Method for Large-Scale Overlapping Problems

no code implementations16 Apr 2024 Maojiang Tian, Mingke Chen, Wei Du, Yang Tang, Yaochu Jin

In this article, we propose a two-stage enhanced grouping method for large-scale overlapping problems, called OEDG, which achieves accurate grouping while significantly reducing computational resource consumption.

Caformer: Rethinking Time Series Analysis from Causal Perspective

no code implementations13 Mar 2024 Kexuan Zhang, Xiaobei Zou, Yang Tang

The spurious correlation induced by the environment confounds the causal relationships between cross-dimension and cross-time dependencies.

Anomaly Detection Imputation +2

Humans-in-the-Building: Getting Rid of Thermostats for Optimal Thermal Comfort Control in Energy Management Systems

no code implementations12 Mar 2024 Jiali Wang, Yang Tang, Luca Schenato

Given the widespread attention to individual thermal comfort, coupled with significant energy-saving potential inherent in energy management systems for optimizing indoor environments, this paper aims to introduce advanced "Humans-in-the-building" control techniques to redefine the paradigm of indoor temperature design.

energy management Management

A Composite Decomposition Method for Large-Scale Global Optimization

no code implementations2 Mar 2024 Maojiang Tian, Minyang Chen, Wei Du, Yang Tang, Yaochu Jin, Gary G. Yen

Furthermore, to enhance the efficiency and accuracy of CSG, we introduce two innovative methods: a multiplicatively separable variable detection method and a non-separable variable grouping method.

Problem Decomposition Variable Detection

Diffusion Model-Based Multiobjective Optimization for Gasoline Blending Scheduling

no code implementations4 Feb 2024 Wenxuan Fang, Wei Du, Renchu He, Yang Tang, Yaochu Jin, Gary G. Yen

The presence of nonlinearity, integer constraints, and a large number of decision variables adds complexity to this problem, posing challenges for traditional and evolutionary algorithms.

Evolutionary Algorithms Multiobjective Optimization +1

Image Fusion in Remote Sensing: An Overview and Meta Analysis

no code implementations16 Jan 2024 Hessah Albanwan, Rongjun Qin, Yang Tang

Image fusion in Remote Sensing (RS) has been a consistent demand due to its ability to turn raw images of different resolutions, sources, and modalities into accurate, complete, and spatio-temporally coherent images.

Change Detection Land Cover Classification

A Novel Dual-Stage Evolutionary Algorithm for Finding Robust Solutions

no code implementations2 Jan 2024 Wei Du, Wenxuan Fang, Chen Liang, Yang Tang, Yaochu Jin

The primary objective of the peak-detection stage is to identify peaks in the fitness landscape of the original optimization problem.

SAMSGL: Series-Aligned Multi-Scale Graph Learning for Spatio-Temporal Forecasting

no code implementations5 Dec 2023 Xiaobei Zou, Luolin Xiong, Yang Tang, Jurgen Kurths

Despite the significant strides made by graph-based networks in spatio-temporal forecasting, there remain two pivotal factors closely related to forecasting performance that need further consideration: time delays in propagation dynamics and multi-scale high-dimensional interactions.

Graph Learning Graph structure learning +3

Q-learning Based Optimal False Data Injection Attack on Probabilistic Boolean Control Networks

no code implementations29 Nov 2023 Xianlun Peng, Yang Tang, Fangfei Li, Yang Liu

In this paper, we present a reinforcement learning (RL) method for solving optimal false data injection attack problems in probabilistic Boolean control networks (PBCNs) where the attacker lacks knowledge of the system model.

Q-Learning reinforcement-learning +1

On the Transferability of Learning Models for Semantic Segmentation for Remote Sensing Data

1 code implementation16 Oct 2023 Rongjun Qin, Guixiang Zhang, Yang Tang

Yet, there is no comprehensive analysis of their transferability, i. e., to which extent a model trained on a source domain can be readily applicable to a target domain.

Domain Adaptation Semantic Segmentation

GasMono: Geometry-Aided Self-Supervised Monocular Depth Estimation for Indoor Scenes

1 code implementation ICCV 2023 Chaoqiang Zhao, Matteo Poggi, Fabio Tosi, Lei Zhou, Qiyu Sun, Yang Tang, Stefano Mattoccia

This paper tackles the challenges of self-supervised monocular depth estimation in indoor scenes caused by large rotation between frames and low texture.

Monocular Depth Estimation

IBAFormer: Intra-batch Attention Transformer for Domain Generalized Semantic Segmentation

no code implementations12 Sep 2023 Qiyu Sun, Huilin Chen, Meng Zheng, Ziyan Wu, Michael Felsberg, Yang Tang

Domain generalized semantic segmentation (DGSS) is a critical yet challenging task, where the model is trained only on source data without access to any target data.

Semantic Segmentation

CMDA: Cross-Modality Domain Adaptation for Nighttime Semantic Segmentation

1 code implementation ICCV 2023 Ruihao Xia, Chaoqiang Zhao, Meng Zheng, Ziyan Wu, Qiyu Sun, Yang Tang

However, limited by the low dynamic range of conventional cameras, images fail to capture structural details and boundary information in low-light conditions.

Domain Adaptation Segmentation +1

Hybrid Control Policy for Artificial Pancreas via Ensemble Deep Reinforcement Learning

no code implementations13 Jul 2023 Wenzhou Lv, Tianyu Wu, Luolin Xiong, Liang Wu, Jian Zhou, Yang Tang, Feng Qian

Objective: The artificial pancreas (AP) has shown promising potential in achieving closed-loop glucose control for individuals with type 1 diabetes mellitus (T1DM).

Meta-Learning Model Predictive Control +1

Learning to Augment: Hallucinating Data for Domain Generalized Segmentation

no code implementations4 Jul 2023 Qiyu Sun, Pavlo Melnyk, Michael Felsberg, Yang Tang

Domain generalized semantic segmentation (DGSS) is an essential but highly challenging task, in which the model is trained only on source data and any target data is not available.

Data Augmentation Image Enhancement +1

VL-SAT: Visual-Linguistic Semantics Assisted Training for 3D Semantic Scene Graph Prediction in Point Cloud

1 code implementation CVPR 2023 Ziqin Wang, Bowen Cheng, Lichen Zhao, Dong Xu, Yang Tang, Lu Sheng

Since 2D images provide rich semantics and scene graphs are in nature coped with languages, in this study, we propose Visual-Linguistic Semantics Assisted Training (VL-SAT) scheme that can significantly empower 3DSSG prediction models with discrimination about long-tailed and ambiguous semantic relations.

 Ranked #1 on 3d scene graph generation on 3DSSG (using extra training data)

3d scene graph generation Relation

Random Copolymer inverse design system orienting on Accurate discovering of Antimicrobial peptide-mimetic copolymers

no code implementations30 Nov 2022 Tianyu Wu, Yang Tang

Herein, we develop a universal random copolymer inverse design system via multi-model copolymer representation learning, knowledge distillation and reinforcement learning.

Activity Prediction Knowledge Distillation +3

Molecular Joint Representation Learning via Multi-modal Information

no code implementations25 Nov 2022 Tianyu Wu, Yang Tang, Qiyu Sun, Luolin Xiong

To further fusing such multi-modal imformation, the correspondence between learned chemical feature from different representation should be considered.

Drug Discovery molecular representation +2

Towards Generalization on Real Domain for Single Image Dehazing via Meta-Learning

no code implementations14 Nov 2022 Wenqi Ren, Qiyu Sun, Chaoqiang Zhao, Yang Tang

In contrast, we present a domain generalization framework based on meta-learning to dig out representative and discriminative internal properties of real hazy domains without test-time training.

Domain Generalization Image Dehazing +2

Visual Semantic Segmentation Based on Few/Zero-Shot Learning: An Overview

no code implementations13 Nov 2022 Wenqi Ren, Yang Tang, Qiyu Sun, Chaoqiang Zhao, Qing-Long Han

Specifically, the preliminaries on few/zero-shot visual semantic segmentation, including the problem definitions, typical datasets, and technical remedies, are briefly reviewed and discussed.

Segmentation Semantic Segmentation +3

Sat2lod2: A Software For Automated Lod-2 Modeling From Satellite-Derived Orthophoto And Digital Surface Model

1 code implementation8 Apr 2022 Shengxi Gui, Rongjun Qin, Yang Tang

We further improve the robustness of the method by 1) intergrading building segmentation based on HRNetV2 into our software; and 2) having implemented a decision strategy to identify complex buildings and directly generate mesh to avoid erroneous LoD2 reconstruction from a system point of view.

Semantic Segmentation

Learn to Adapt for Monocular Depth Estimation

no code implementations26 Mar 2022 Qiyu Sun, Gary G. Yen, Yang Tang, Chaoqiang Zhao

To boost the transferability of depth estimation models, we propose an adversarial depth estimation task and train the model in the pipeline of meta-learning.

Domain Adaptation Meta-Learning +1

Unsupervised Monocular Depth Estimation in Highly Complex Environments

1 code implementation28 Jul 2021 Chaoqiang Zhao, Yang Tang, Qiyu Sun

Meanwhile, we further tackle the effects of unstable image transfer quality on domain adaptation, and an image adaptation approach is proposed to evaluate the quality of transferred images and re-weight the corresponding losses, so as to improve the performance of the adapted depth model.

Domain Adaptation Monocular Depth Estimation +2

Multi-task GANs for Semantic Segmentation and Depth Completion with Cycle Consistency

no code implementations29 Nov 2020 Chongzhen Zhang, Yang Tang, Chaoqiang Zhao, Qiyu Sun, Zhencheng Ye, Jürgen Kurths

Semantic segmentation and depth completion are two challenging tasks in scene understanding, and they are widely used in robotics and autonomous driving.

Autonomous Driving Depth Completion +3

Masked GANs for Unsupervised Depth and Pose Prediction with Scale Consistency

no code implementations9 Apr 2020 Chaoqiang Zhao, Gary G. Yen, Qiyu Sun, Chongzhen Zhang, Yang Tang

This paper proposes a masked generative adversarial network (GAN) for unsupervised monocular depth and ego-motion estimation. The MaskNet and Boolean mask scheme are designed in this framework to eliminate the effects of occlusions and impacts of visual field changes on the reconstruction loss and adversarial loss, respectively.

Generative Adversarial Network Image Reconstruction +3

When Autonomous Systems Meet Accuracy and Transferability through AI: A Survey

no code implementations29 Mar 2020 Chongzhen Zhang, Jianrui Wang, Gary G. Yen, Chaoqiang Zhao, Qiyu Sun, Yang Tang, Feng Qian, Jürgen Kurths

Then, we further review the performance of RL and meta-learning from the aspects of accuracy or transferability or both of them in autonomous systems, involving pedestrian tracking, robot navigation and robotic manipulation.

Deblurring Decision Making +12

Monocular Depth Estimation Based On Deep Learning: An Overview

no code implementations14 Mar 2020 Chaoqiang Zhao, Qiyu Sun, Chongzhen Zhang, Yang Tang, Feng Qian

With the rapid development of deep neural networks, monocular depth estimation based on deep learning has been widely studied recently and achieved promising performance in accuracy.

Monocular Depth Estimation

Perception and Navigation in Autonomous Systems in the Era of Learning: A Survey

no code implementations8 Jan 2020 Yang Tang, Chaoqiang Zhao, Jianrui Wang, Chongzhen Zhang, Qiyu Sun, Weixing Zheng, Wenli Du, Feng Qian, Juergen Kurths

Second, we review the visual-based environmental perception and understanding methods based on deep learning, including deep learning-based monocular depth estimation, monocular ego-motion prediction, image enhancement, object detection, semantic segmentation, and their combinations with traditional vSLAM frameworks.

Autonomous Navigation Decision Making +12

Stability of Multi-Dimensional Switched Systems with an Application to Open Multi-Agent Systems

no code implementations2 Jan 2020 Mengqi Xue, Yang Tang, Wei Ren, Feng Qian

It shows that through a proper transformation, the seeking of the (practical) consensus performance of the open MAS with disconnected digraphs boils down to that of the (practical) stability property of an $M^3D$ system with unstable subsystems.

Deep Direct Visual Odometry

no code implementations11 Dec 2019 Chaoqiang Zhao, Yang Tang, Qiyu Sun, Athanasios V. Vasilakos

Extensive experiments on the KITTI dataset show that the proposed constraints can effectively improve the scale-consistency of TrajNet when compared with previous unsupervised monocular methods, and integration with TrajNet makes the initialization and tracking of DSO more robust and accurate.

Pose Estimation Pose Prediction +2

Flexible Clustering with a Sparse Mixture of Generalized Hyperbolic Distributions

no code implementations12 Mar 2019 Michael P. B. Gallaugher, Yang Tang, Paul D. McNicholas

A parametrization of the component scale matrices for the mixture of generalized hyperbolic distributions is proposed by including a penalty term in the likelihood constraining the parameters resulting in a flexible model for high dimensional data and a meaningful interpretation.

Clustering

Text Assisted Insight Ranking Using Context-Aware Memory Network

no code implementations13 Nov 2018 Qi Zeng, Liangchen Luo, Wenhao Huang, Yang Tang

Extracting valuable facts or informative summaries from multi-dimensional tables, i. e. insight mining, is an important task in data analysis and business intelligence.

Robust Order Scheduling in the Fashion Industry: A Multi-Objective Optimization Approach

no code implementations1 Feb 2017 Wei Du, Yang Tang, Sunney Yung Sun Leung, Le Tong, Athanasios V. Vasilakos, Feng Qian

In the fashion industry, order scheduling focuses on the assignment of production orders to appropriate production lines.

Scheduling

Differential Evolution with Event-Triggered Impulsive Control

no code implementations17 Dec 2015 Wei Du, Sunney Yung Sun Leung, Yang Tang, Athanasios V. Vasilakos

In this paper, an event-triggered impulsive control scheme (ETI) is introduced to improve the performance of DE.

Model Based Clustering of High-Dimensional Binary Data

no code implementations11 Apr 2014 Yang Tang, Ryan P. Browne, Paul D. McNicholas

Recent work on clustering of binary data, based on a $d$-dimensional Gaussian latent variable, is extended by incorporating common factor analyzers.

Clustering Vocal Bursts Intensity Prediction

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