Search Results for author: Guixu Zhang

Found 27 papers, 11 papers with code

OID: Outlier Identifying and Discarding in Blind Image Deblurring

no code implementations ECCV 2020 Liang Chen, Faming Fang, Jiawei Zhang, Jun Liu, Guixu Zhang

Even a small amount of outliers can dramatically degrade the quality of the estimated blur kernel, because the outliers are not conforming to the linear formation of the blurring process.

Blind Image Deblurring Image Deblurring

Enhanced Sparse Model for Blind Deblurring

no code implementations ECCV 2020 Liang Chen, Faming Fang, Shen Lei, Fang Li, Guixu Zhang

Specifically, we use a weighted combination of a dense function (i. e. l2) and a newly designed enhanced sparse model termed as le, which is developed from two sparse models (i. e. l1 and l0), to fulfill the task.

Deblurring

Three-Stage Cascade Framework for Blurry Video Frame Interpolation

no code implementations9 Oct 2023 Pengcheng Lei, Zaoming Yan, Tingting Wang, Faming Fang, Guixu Zhang

Besides, experiments on real-world blurry videos also indicate the good generalization ability of our model.

Deblurring Video Frame Interpolation

DSAT-Net: Dual Spatial Attention Transformer for Building Extraction from Aerial Images

1 code implementation IEEE Geoscience and Remote Sensing Letters 2023 Renhe Zhang, Zhechun Wan, Qian Zhang, Guixu Zhang

The local attention path (LAP) uses efficient stripe convolution to generate local attention, which can alleviate the loss of information caused by down-sampling operation in the GAP and supplement the spatial details.

Extracting Buildings In Remote Sensing Images Semantic Segmentation

CP$^3$: Channel Pruning Plug-in for Point-based Networks

no code implementations23 Mar 2023 Yaomin Huang, Ning Liu, Zhengping Che, Zhiyuan Xu, Chaomin Shen, Yaxin Peng, Guixu Zhang, Xinmei Liu, Feifei Feng, Jian Tang

CP$^3$ is elaborately designed to leverage the characteristics of point clouds and PNNs in order to enable 2D channel pruning methods for PNNs.

CP3: Channel Pruning Plug-In for Point-Based Networks

no code implementations CVPR 2023 Yaomin Huang, Ning Liu, Zhengping Che, Zhiyuan Xu, Chaomin Shen, Yaxin Peng, Guixu Zhang, Xinmei Liu, Feifei Feng, Jian Tang

Directly implementing the 2D CNN channel pruning methods to PNNs undermine the performance of PNNs because of the different representations of 2D images and 3D point clouds as well as the network architecture disparity.

Indoor Depth Recovery Based on Deep Unfolding with Non-Local Prior

no code implementations ICCV 2023 Yuhui Dai, Junkang Zhang, Faming Fang, Guixu Zhang

Utilizing the property that there is a large amount of non-local common characteristics in depth images, we propose a novel model-guided depth recovery method, namely the DC-NLAR model.

Flow Guidance Deformable Compensation Network for Video Frame Interpolation

no code implementations22 Nov 2022 Pengcheng Lei, Faming Fang, Guixu Zhang

Under the guidance of the flow priors learned in step one, the deformation step designs a pyramid deformable compensation network to compensate for the missing details of the flow step.

Video Frame Interpolation

Label-Guided Auxiliary Training Improves 3D Object Detector

1 code implementation24 Jul 2022 Yaomin Huang, Xinmei Liu, Yichen Zhu, Zhiyuan Xu, Chaomin Shen, Zhengping Che, Guixu Zhang, Yaxin Peng, Feifei Feng, Jian Tang

Detecting 3D objects from point clouds is a practical yet challenging task that has attracted increasing attention recently.

3D Object Detection Object +1

Hybrid Atlas Building with Deep Registration Priors

no code implementations13 Dec 2021 Nian Wu, Jian Wang, Miaomiao Zhang, Guixu Zhang, Yaxin Peng, Chaomin Shen

Registration-based atlas building often poses computational challenges in high-dimensional image spaces.

Contrastive Learning for Local and Global Learning MRI Reconstruction

no code implementations30 Nov 2021 Qiaosi Yi, Jinhao Liu, Le Hu, Faming Fang, Guixu Zhang

Therefore, we propose a Spatial and Fourier Layer (SFL) to simultaneously learn the local and global information in Spatial and Fourier domains.

Contrastive Learning MRI Reconstruction

Structure-Preserving Deraining with Residue Channel Prior Guidance

1 code implementation ICCV 2021 Qiaosi Yi, Juncheng Li, Qinyan Dai, Faming Fang, Guixu Zhang, Tieyong Zeng

Although these methods can remove part of the rain streaks, it is difficult for them to adapt to real-world scenarios and restore high-quality rain-free images with clear and accurate structures.

Single Image Deraining

Feedback Network for Mutually Boosted Stereo Image Super-Resolution and Disparity Estimation

1 code implementation2 Jun 2021 Qinyan Dai, Juncheng Li, Qiaosi Yi, Faming Fang, Guixu Zhang

Besides the cross-view information exploitation in the low-resolution (LR) space, HR representations produced by the SR process are utilized to perform HR disparity estimation with higher accuracy, through which the HR features can be aggregated to generate a finer SR result.

Disparity Estimation Image Reconstruction +1

Efficient and Accurate Multi-scale Topological Network for Single Image Dehazing

no code implementations24 Feb 2021 Qiaosi Yi, Juncheng Li, Faming Fang, Aiwen Jiang, Guixu Zhang

To achieve this, we propose a Multi-scale Topological Network (MSTN) to fully explore the features at different scales.

feature selection Image Dehazing +1

Survey of the Detection and Classification of Pulmonary Lesions via CT and X-Ray

no code implementations31 Dec 2020 Yixuan Sun, Chengyao Li, Qian Zhang, Aimin Zhou, Guixu Zhang

In recent years, the prevalence of several pulmonary diseases, especially the coronavirus disease 2019 (COVID-19) pandemic, has attracted worldwide attention.

General Classification

MDCN: Multi-scale Dense Cross Network for Image Super-Resolution

1 code implementation30 Aug 2020 Juncheng Li, Faming Fang, Jiaqian Li, Kangfu Mei, Guixu Zhang

Among them, MDCB aims to detect multi-scale features and maximize the use of image features flow at different scales, HFDB focuses on adaptively recalibrate channel-wise feature responses to achieve feature distillation, and DRB attempts to reconstruct SR images with different upsampling factors in a single model.

Dynamic Reconstruction Image Super-Resolution

Boundary Guidance Hierarchical Network for Real-Time Tongue Segmentation

no code implementations14 Mar 2020 Xinyi Zeng, Qian Zhang, Jia Chen, Guixu Zhang, Aimin Zhou, Yiqin Wang

Finally, the proposed hybrid loss in a four hierarchy-pixel, patch, map and boundary guides the network to effectively segment the tongue regions and accurate tongue boundaries.

Image Segmentation Semantic Segmentation

Cascaded Dilated Dense Network with Two-step Data Consistency for MRI Reconstruction

1 code implementation NeurIPS 2019 Hao Zheng, Faming Fang, Guixu Zhang

Compressed Sensing MRI (CS-MRI) aims at reconstrcuting de-aliased images from sub-Nyquist sampling k-space data to accelerate MR Imaging.

MRI Reconstruction

Defending Against Adversarial Attacks by Suppressing the Largest Eigenvalue of Fisher Information Matrix

no code implementations13 Sep 2019 Chaomin Shen, Yaxin Peng, Guixu Zhang, Jinsong Fan

We propose a scheme for defending against adversarial attacks by suppressing the largest eigenvalue of the Fisher information matrix (FIM).

Adversarial Defense Traffic Sign Recognition

The Adversarial Attack and Detection under the Fisher Information Metric

no code implementations9 Oct 2018 Chenxiao Zhao, P. Thomas Fletcher, Mixue Yu, Yaxin Peng, Guixu Zhang, Chaomin Shen

By considering the data space as a non-linear space with the Fisher information metric induced from a neural network, we first propose an adversarial attack algorithm termed one-step spectral attack (OSSA).

Adversarial Attack

Multi-scale Residual Network for Image Super-Resolution

1 code implementation ECCV 2018 Juncheng Li, Faming Fang, Kangfu Mei, Guixu Zhang

Meanwhile, we let these features interact with each other to get the most efficacious image information, we call this structure Multi-scale Residual Block (MSRB).

Image Super-Resolution

Preselection via Classification: A Case Study on Evolutionary Multiobjective Optimization

no code implementations3 Aug 2017 Jinyuan Zhang, Aimin Zhou, Ke Tang, Guixu Zhang

Finally it uses the classifier to filter the unpromising candidate offspring solutions and choose a promising one from the generated candidate offspring set for each parent solution.

Classification Evolutionary Algorithms +2

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