Search Results for author: Chenxi Duan

Found 15 papers, 10 papers with code

Transformer Meets Convolution: A Bilateral Awareness Network for Semantic Segmentation of Very Fine Resolution Urban Scene Images

1 code implementation23 Jun 2021 Libo Wang, Rui Li, Dongzhi Wang, Chenxi Duan, Teng Wang, Xiaoliang Meng

Specifically, the dependency path is conducted based on the ResT, a novel Transformer backbone with memory-efficient multi-head self-attention, while the texture path is built on the stacked convolution operation.

Autonomous Driving Decision Making +3

A Novel Transformer Based Semantic Segmentation Scheme for Fine-Resolution Remote Sensing Images

1 code implementation25 Apr 2021 Libo Wang, Rui Li, Chenxi Duan, Ce Zhang, Xiaoliang Meng, Shenghui Fang

The fully convolutional network (FCN) with an encoder-decoder architecture has been the standard paradigm for semantic segmentation.

Ranked #3 on Semantic Segmentation on ISPRS Potsdam (using extra training data)

Segmentation Semantic Segmentation

Scale-aware Neural Network for Semantic Segmentation of Multi-resolution Remote Sensing Images

no code implementations14 Mar 2021 Libo Wang, Ce Zhang, Rui Li, Chenxi Duan, Xiaoliang Meng, Peter M. Atkinson

However, MSR images suffer from two critical issues: 1) increased scale variation of geo-objects and 2) loss of detailed information at coarse spatial resolutions.

Scene Understanding Segmentation +1

A2-FPN for Semantic Segmentation of Fine-Resolution Remotely Sensed Images

2 code implementations16 Feb 2021 Rui Li, Shunyi Zheng, Ce Zhang, Chenxi Duan, Libo Wang

Based on FPN and AAM, a novel framework named Attention Aggregation Feature Pyramid Network (A2-FPN) is developed for semantic segmentation of fine-resolution remotely sensed images.

Decision Making Scene Understanding +2

ABCNet: Attentive Bilateral Contextual Network for Efficient Semantic Segmentation of Fine-Resolution Remote Sensing Images

1 code implementation4 Feb 2021 Rui Li, Chenxi Duan

Specifically, the high-caliber performance of the convolutional neural network (CNN) heavily relies on fine-grained spatial details (fine resolution) and sufficient contextual information (large receptive fields), both of which trigger high computational costs.

Segmentation Semantic Segmentation

Multi-Head Linear Attention Generative Adversarial Network for Thin Cloud Removal

no code implementations20 Dec 2020 Chenxi Duan, Rui Li

In remote sensing images, the existence of the thin cloud is an inevitable and ubiquitous phenomenon that crucially reduces the quality of imageries and limits the scenarios of application.

Cloud Removal Generative Adversarial Network

Multi-stage Attention ResU-Net for Semantic Segmentation of Fine-Resolution Remote Sensing Images

1 code implementation29 Nov 2020 Rui Li, Shunyi Zheng, Chenxi Duan, Jianlin Su, Ce Zhang

The attention mechanism can refine the extracted feature maps and boost the classification performance of the deep network, which has become an essential technique in computer vision and natural language processing.

Computational Efficiency Semantic Segmentation

Multi-Attention-Network for Semantic Segmentation of Fine Resolution Remote Sensing Images

no code implementations3 Sep 2020 Rui Li, Shunyi Zheng, Chenxi Duan, Ce Zhang, Jianlin Su, P. M. Atkinson

A novel attention mechanism of kernel attention with linear complexity is proposed to alleviate the large computational demand in attention.

Management Segmentation +1

Thick Cloud Removal of Remote Sensing Images Using Temporal Smoothness and Sparsity-Regularized Tensor Optimization

no code implementations11 Aug 2020 Chenxi Duan, Jun Pan, Rui Li

In this paper, a novel thick cloud removal method for remote sensing images based on temporal smoothness and sparsity-regularized tensor optimization (TSSTO) is proposed.

Cloud Removal

Land Cover Classification from Remote Sensing Images Based on Multi-Scale Fully Convolutional Network

1 code implementation1 Aug 2020 Rui Li, Shunyi Zheng, Chenxi Duan, Ce Zhang

In this paper, a Multi-Scale Fully Convolutional Network (MSFCN) with multi-scale convolutional kernel is proposed to exploit discriminative representations from two-dimensional (2D) satellite images.

General Classification Land Cover Classification

Linear Attention Mechanism: An Efficient Attention for Semantic Segmentation

2 code implementations29 Jul 2020 Rui Li, Jianlin Su, Chenxi Duan, Shunyi Zheng

In this paper, to remedy this deficiency, we propose a Linear Attention Mechanism which is approximate to dot-product attention with much less memory and computational costs.

Semantic Segmentation

MACU-Net for Semantic Segmentation of Fine-Resolution Remotely Sensed Images

2 code implementations26 Jul 2020 Rui Li, Chenxi Duan, Shunyi Zheng, Ce Zhang, Peter M. Atkinson

In this Letter, we incorporate multi-scale features generated by different layers of U-Net and design a multi-scale skip connected and asymmetric-convolution-based U-Net (MACU-Net), for segmentation using fine-resolution remotely sensed images.

Image Segmentation Management +3

LiteDenseNet: A Lightweight Network for Hyperspectral Image Classification

no code implementations17 Apr 2020 Rui Li, Chenxi Duan

Hyperspectral Image (HSI) classification based on deep learning has been an attractive area in recent years.

Classification General Classification +1

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