Search Results for author: Qiyu Sun

Found 23 papers, 4 papers with code

Computer vision tasks for intelligent aerospace missions: An overview

no code implementations9 Jul 2024 Huilin Chen, Qiyu Sun, Fangfei Li, Yang Tang

Computer vision tasks are crucial for aerospace missions as they help spacecraft to understand and interpret the space environment, such as estimating position and orientation, reconstructing 3D models, and recognizing objects, which have been extensively studied to successfully carry out the missions.

3D Reconstruction Pose Estimation

Barron Space for Graph Convolution Neural Networks

no code implementations6 Nov 2023 Seok-Young Chung, Qiyu Sun

In this paper, we introduce a Barron space of functions on a compact domain of graph signals.

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

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

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 Graph Neural Network +3

Learning Nonlinear Couplings in Network of Agents from a Single Sample Trajectory

no code implementations20 Nov 2022 Arash Amini, Qiyu Sun, Nader Motee

We consider a class of stochastic dynamical networks whose governing dynamics can be modeled using a coupling function.

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

Graph Fourier transform based on singular value decomposition of directed Laplacian

no code implementations12 May 2022 Yang Chen, Cheng Cheng, Qiyu Sun

The proposed GFT is consistent with the conventional GFT in the undirected graph setting, and on directed circulant graphs, the proposed GFT is the classical discrete Fourier transform, up to some rotation, permutation and phase adjustment.

Wiener filters on graphs and distributed polynomial approximation algorithms

no code implementations9 May 2022 Cong Zheng, Cheng Cheng, Qiyu Sun

In this paper, we consider Wiener filters to reconstruct deterministic and (wide-band) stationary graph signals from their observations corrupted by random noises, and we propose distributed algorithms to implement Wiener filters and inverse filters on networks in which agents are equipped with a data processing subsystem for limited data storage and computation power, and with a one-hop communication subsystem for direct data exchange only with their adjacent agents.

Denoising

CoDGraD: A Code-based Distributed Gradient Descent Scheme for Decentralized Convex Optimization

no code implementations13 Apr 2022 Elie Atallah, Nazanin Rahnavard, Qiyu Sun

In this paper, we consider a large network containing many regions such that each region is equipped with a worker with some data processing and communication capability.

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 +13

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 +13

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

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