Search Results for author: Yilei Shi

Found 33 papers, 12 papers with code

Global OpenBuildingMap -- Unveiling the Mystery of Global Buildings

no code implementations22 Apr 2024 Xiao Xiang Zhu, Qingyu Li, Yilei Shi, Yuanyuan Wang, Adam Stewart, Jonathan Prexl

Specifically, if solar panels were placed on the roofs of all buildings, they could supply 1. 1-3. 3 times -- depending on the efficiency of the solar device -- the global energy consumption in 2020, which is the year with the highest consumption on record.

Large-scale flood modeling and forecasting with FloodCast

1 code implementation18 Mar 2024 Qingsong Xu, Yilei Shi, Jonathan Bamber, Chaojun Ouyang, Xiao Xiang Zhu

Large-scale hydrodynamic models generally rely on fixed-resolution spatial grids and model parameters as well as incurring a high computational cost.

Change Detection

Physics-aware Machine Learning Revolutionizes Scientific Paradigm for Machine Learning and Process-based Hydrology

no code implementations8 Oct 2023 Qingsong Xu, Yilei Shi, Jonathan Bamber, Ye Tuo, Ralf Ludwig, Xiao Xiang Zhu

Specifically, we present a comprehensive review of the physics-aware ML methods, building a structured community (PaML) of existing methodologies that integrate prior physical knowledge or physics-based modeling into ML.

HyperLISTA-ABT: An Ultra-light Unfolded Network for Accurate Multi-component Differential Tomographic SAR Inversion

no code implementations28 Sep 2023 Kun Qian, Yuanyuan Wang, Peter Jung, Yilei Shi, Xiao Xiang Zhu

Deep neural networks based on unrolled iterative algorithms have achieved remarkable success in sparse reconstruction applications, such as synthetic aperture radar (SAR) tomographic inversion (TomoSAR).

3D Reconstruction Computational Efficiency

HTC-DC Net: Monocular Height Estimation from Single Remote Sensing Images

1 code implementation28 Sep 2023 Sining Chen, Yilei Shi, Zhitong Xiong, Xiao Xiang Zhu

To tackle this problem, we propose a method for monocular height estimation from optical imagery, which is currently one of the richest sources of remote sensing data.

regression

Self-supervised Domain-agnostic Domain Adaptation for Satellite Images

no code implementations20 Sep 2023 Fahong Zhang, Yilei Shi, Xiao Xiang Zhu

A promising method to address this problem is domain adaptation, where the training and the testing datasets are split into two or multiple domains according to their distributions, and an adaptation method is applied to improve the generalizability of the model on the testing dataset.

Domain Adaptation Image-to-Image Translation

Few-shot Object Detection in Remote Sensing: Lifting the Curse of Incompletely Annotated Novel Objects

1 code implementation19 Sep 2023 Fahong Zhang, Yilei Shi, Zhitong Xiong, Xiao Xiang Zhu

In this context, few-shot object detection (FSOD) has emerged as a promising direction, which aims at enabling the model to detect novel objects with only few of them annotated.

Few-Shot Object Detection object-detection +1

UCDFormer: Unsupervised Change Detection Using a Transformer-driven Image Translation

1 code implementation2 Aug 2023 Qingsong Xu, Yilei Shi, Jianhua Guo, Chaojun Ouyang, Xiao Xiang Zhu

Specifically, a transformer-driven image translation composed of a light-weight transformer and a domain-specific affinity weight is first proposed to mitigate domain shift between two images with real-time efficiency.

Change Detection Translation

Basis Pursuit Denoising via Recurrent Neural Network Applied to Super-resolving SAR Tomography

no code implementations23 May 2023 Kun Qian, Yuanyuan Wang, Peter Jung, Yilei Shi, Xiao Xiang Zhu

An emerging technique known as deep unrolling provided a good combination of the descriptive ability of neural networks, explainable, and computational efficiency for BPDN.

Computational Efficiency Denoising +3

Building Footprint Extraction with Graph Convolutional Network

no code implementations8 May 2023 Yilei Shi, Qinyu Li, Xiaoxiang Zhu

In this work, we have proposed a end-to-end framework to overcome this issue, which uses the graph convolutional network (GCN) for building footprint extraction task.

High Quality Large-Scale 3-D Urban Mapping with Multi-Master TomoSAR

no code implementations8 May 2023 Yilei Shi, Richard Bamler, Yuanyuan Wang, Xiao Xiang Zhu

Multi-baseline interferometric synthetic aperture radar (InSAR) techniques are effective approaches for retrieving the 3-D information of urban areas.

MH-DETR: Video Moment and Highlight Detection with Cross-modal Transformer

no code implementations29 Apr 2023 Yifang Xu, Yunzhuo Sun, Yang Li, Yilei Shi, Xiaoxiang Zhu, Sidan Du

With the increasing demand for video understanding, video moment and highlight detection (MHD) has emerged as a critical research topic.

Highlight Detection Video Understanding

Universal Domain Adaptation for Remote Sensing Image Scene Classification

1 code implementation26 Jan 2023 Qingsong Xu, Yilei Shi, Xin Yuan, Xiao Xiang Zhu

Empirical results show that the proposed model is effective and practical for remote sensing image scene classification, regardless of whether the source data is available or not.

Classification Image Classification +3

High-Resolution Cloud Removal with Multi-Modal and Multi-Resolution Data Fusion: A New Baseline and Benchmark

1 code implementation9 Jan 2023 Fang Xu, Yilei Shi, Patrick Ebel, Wen Yang, Xiao Xiang Zhu

In this paper, we introduce Planet-CR, a benchmark dataset for high-resolution cloud removal with multi-modal and multi-resolution data fusion.

Cloud Removal

EarthNets: Empowering AI in Earth Observation

no code implementations10 Oct 2022 Zhitong Xiong, Fahong Zhang, Yi Wang, Yilei Shi, Xiao Xiang Zhu

Furthermore, a new platform for EO, termed EarthNets, is released to achieve a fair and consistent evaluation of deep learning methods on remote sensing data.

Earth Observation Scene Understanding +1

GLF-CR: SAR-Enhanced Cloud Removal with Global-Local Fusion

1 code implementation6 Jun 2022 Fang Xu, Yilei Shi, Patrick Ebel, Lei Yu, Gui-Song Xia, Wen Yang, Xiao Xiang Zhu

The challenge of the cloud removal task can be alleviated with the aid of Synthetic Aperture Radar (SAR) images that can penetrate cloud cover.

Cloud Removal

Semi-Supervised Building Footprint Generation with Feature and Output Consistency Training

no code implementations17 May 2022 Qingyu Li, Yilei Shi, Xiao Xiang Zhu

Considering that rich information is also encoded in feature maps, we propose to integrate the consistency of both features and outputs in the end-to-end network training of unlabeled samples, enabling to impose additional constraints.

Semi-Supervised Semantic Segmentation

Disentangled Latent Transformer for Interpretable Monocular Height Estimation

1 code implementation17 Jan 2022 Zhitong Xiong, Sining Chen, Yilei Shi, Xiao Xiang Zhu

Furthermore, a novel unsupervised semantic segmentation task based on height estimation is first introduced in this work.

Unsupervised Semantic Segmentation

$\boldsymbolγ$-Net: Superresolving SAR Tomographic Inversion via Deep Learning

no code implementations8 Dec 2021 Kun Qian, Yuanyuan Wang, Yilei Shi, Xiao Xiang Zhu

This superior performance comes at the cost of extra computational burdens, because of the sparse reconstruction, which cannot be solved analytically and we need to employ computationally expensive iterative solvers.

Compressive Sensing Computational Efficiency +1

Adversarial Shape Learning for Building Extraction in VHR Remote Sensing Images

1 code implementation22 Feb 2021 Lei Ding, Hao Tang, Yahui Liu, Yilei Shi, Xiao Xiang Zhu, Lorenzo Bruzzone

To address this issue, we propose an adversarial shape learning network (ASLNet) to model the building shape patterns that improve the accuracy of building segmentation.

Segmentation

Exploring Deep 3D Spatial Encodings for Large-Scale 3D Scene Understanding

no code implementations29 Nov 2020 Saqib Ali Khan, Yilei Shi, Muhammad Shahzad, Xiao Xiang Zhu

In this letter, we have proposed an alternative approach to overcome the limitations of CNN based approaches by encoding the spatial features of raw 3D point clouds into undirected symmetrical graph models.

Scene Understanding Semantic Segmentation

Deep Learning Meets SAR

no code implementations17 Jun 2020 Xiao Xiang Zhu, Sina Montazeri, Mohsin Ali, Yuansheng Hua, Yuanyuan Wang, Lichao Mou, Yilei Shi, Feng Xu, Richard Bamler

Deep learning in remote sensing has become an international hype, but it is mostly limited to the evaluation of optical data.

Instance segmentation of buildings using keypoints

no code implementations6 Jun 2020 Qingyu Li, Lichao Mou, Yuansheng Hua, Yao Sun, Pu Jin, Yilei Shi, Xiao Xiang Zhu

The detected keypoints are subsequently reformulated as a closed polygon, which is the semantic boundary of the building.

Instance Segmentation Segmentation +1

SAR Tomography at the Limit: Building Height Reconstruction Using Only 3-5 TanDEM-X Bistatic Interferograms

no code implementations17 Mar 2020 Yilei Shi, Richard Bamler, Yuanyuan Wang, Xiao Xiang Zhu

Multi-baseline interferometric synthetic aperture radar (InSAR) techniques are effective approaches for retrieving the 3-D information of urban areas.

Building Footprint Generation by IntegratingConvolution Neural Network with Feature PairwiseConditional Random Field (FPCRF)

no code implementations11 Feb 2020 Qingyu Li, Yilei Shi, Xin Huang, Xiao Xiang Zhu

Due to the complexity of buildings, the accurate and reliable generation of the building footprint from remote sensing imagery is still a challenging task.

Management

So2Sat LCZ42: A Benchmark Dataset for Global Local Climate Zones Classification

1 code implementation19 Dec 2019 Xiao Xiang Zhu, Jingliang Hu, Chunping Qiu, Yilei Shi, Jian Kang, Lichao Mou, Hossein Bagheri, Matthias Häberle, Yuansheng Hua, Rong Huang, Lloyd Hughes, Hao Li, Yao Sun, Guichen Zhang, Shiyao Han, Michael Schmitt, Yuanyuan Wang

This is especially true for an automated analysis of remote sensing images on a global scale, which enables us to address global challenges such as urbanization and climate change using state-of-the-art machine learning techniques.

BIG-bench Machine Learning Cultural Vocal Bursts Intensity Prediction +1

Building Segmentation through a Gated Graph Convolutional Neural Network with Deep Structured Feature Embedding

no code implementations8 Nov 2019 Yilei Shi, Qingyu Li, Xiao Xiang Zhu

Taking the semantic segmentation of building footprints as a practical example, we compared different feature embedding architectures and graph neural networks.

General Classification Segmentation +1

Non-Local Compressive Sensing Based SAR Tomography

no code implementations5 Nov 2018 Yilei Shi, Xiao Xiang Zhu, Richard Bamler

We propose to increase SNR by integrating non-local estimation into the inversion and show that a reasonable reconstruction of buildings from only seven interferograms is feasible.

Compressive Sensing

Building Footprint Generation Using Improved Generative Adversarial Networks

no code implementations26 Oct 2018 Yilei Shi, Qingyu Li, Xiao Xiang Zhu

The automatic generation of building footprints from satellite images presents a considerable challenge due to the complexity of building shapes.

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