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Education

• Bachelor degree in Remote Sensing Science and Technology, Wuhan University, China, 2015
• Double Master degree in Earth Oriented Space Science and Technology (ESPACE) at Technical University of Munich, Germany & Photogrammetry and Remote Sensing at Wuhan University, China, 2018
• Ph.D. supervised by Prof.Xiaoxiang Zhu, Technical University of Munich, Germany, 2022

Research Interests

• Remote sensing image understanding
• Remote sensing application
• Urban analysis
• Deep learning algorithms

Research Highlights

• Development of novel deep learning algorithms for building footprint generation
• Development of a novel deep learning algorithm for building height retrieval
• Development of a novel deep learning-based framework for undocumented building detection and its application in urban analysis
• Development of a novel deep learning-based framework for rooftop solar potential analysis
• Development of a novel machine learning-based framework for land cover classification
• Development of a novel machine learning algorithm for change detetction

Work experience

• Nov. 2022 - Current: Postdoctoral researcher
  • Data Science In Earth Observation, Technical University of Munich, Munich, Germany
  • Duties included:
    • “Earth Care” project (TUM Innovation Networks): Exploration of earth observation through different case studies and using AI and innovative modeling technologies
• Apr. 2019 - Nov.2022: Research associate
  • Data Science In Earth Observation, Technical University of Munich, Munich, Germany & German Aerospace Center
  • Duties included:
    • “So2Sat” project (European Research Council): Development of frameworks for global building footprint generation
    • “Investigation of building cases using AI” project, (Bavarian Agency for Digitization, High-Speed Internet and Surveying): Development of frameworks for undocumented building detection
• Jun. 2017 - Mar. 2019: Research Assistant
  • Data Science In Earth Observation, Technical University of Munich, Munich, Germany
  • Duties included:
    • Development of algorithms for SimGeoI, which is a framework that can do automated interpretation and alignment of optical and SAR remote sensing data
    • Development of algorithms for local climate zone classification using Google Earth Engine
• Oct. 2017 - Mar. 2019: Intern
  • VoxelGrid Gmbh, Munich, Germany
  • Duties included:
    • Development of frameworks for floor material classification
    • Development of frameworks for land cover classification

Publications

Integrating multiple textural features for remote sensing image change detection

Li, Qingyu, Xin Huang, Dawei Wen, and Hui Liu. "Integrating multiple textural features for remote sensing image change detection." Photogrammetric Engineering & Remote Sensing 83, no. 2 (2017): 109-121.

Mapping the land cover of Africa at 10 m resolution from multi-source remote sensing data with Google Earth Engine

Li, Qingyu, Chunping Qiu, Lei Ma, Michael Schmitt, and Xiao Xiang Zhu. "Mapping the land cover of Africa at 10 m resolution from multi-source remote sensing data with Google Earth Engine." Remote Sensing 12, no. 4 (2020): 602.

Building footprint generation by integrating convolution neural network with feature pairwise conditional random field (FPCRF)

Li, Qingyu, Yilei Shi, Xin Huang, and Xiao Xiang Zhu. "Building footprint generation by integrating convolution neural network with feature pairwise conditional random field (FPCRF)." IEEE Transactions on Geoscience and Remote Sensing 58, no. 11 (2020): 7502-7519.

Detection of Undocumented Buildings using Convolutional Neural Network and Official Geodata

Li, Qingyu, Yilei Shi, Stefan Auer, Robert Roschlaub, Karin Möst, Michael Schmitt, and Xiao Xiang Zhu. "Detection of Undocumented Buildings using Convolutional Neural Network and Official Geodata." ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2 (2020): 517-524.

Instance segmentation of buildings using keypoints

Li, Qingyu, Lichao Mou, Yuansheng Hua, Yao Sun, Pu Jin, Yilei Shi, and Xiao Xiang Zhu. "Instance segmentation of buildings using keypoints." In IGARSS 2020-2020 IEEE International Geoscience and Remote Sensing Symposium, pp. 1452-1455. IEEE, 2020.

Detection of Undocumented Building Constructions from Official Geodata Using a Convolutional Neural Network

Li, Qingyu, Yilei Shi, Stefan Auer, Robert Roschlaub, Karin Möst, Michael Schmitt, Clemens Glock, and Xiaoxiang Zhu. "Detection of Undocumented Building Constructions from Official Geodata Using a Convolutional Neural Network." Remote Sensing 12, no. 21 (2020): 3537.

Building footprint generation through convolutional neural networks with attraction field representation

Li, Qingyu, Lichao Mou, Yuansheng Hua, Yilei Shi, and Xiao Xiang Zhu. "Building footprint generation through convolutional neural networks with attraction field representation." IEEE Transactions on Geoscience and Remote Sensing 60 (2021): 1-17.

End-to-End Semantic Segmentation and Boundary Regularization of Buildings from Satellite Imagery

Li, Qingyu, Stefano Zorzi, Yilei Shi, Friedrich Fraundorfer, and Xiao Xiang Zhu. "End-to-End Semantic Segmentation and Boundary Regularization of Buildings from Satellite Imagery." In IGARSS 2021-2021 IEEE International Geoscience and Remote Sensing Symposium, pp. 2508-2511. IEEE, 2021.

RegGAN: An End-to-End Network for Building Footprint Generation with Boundary Regularization

Li, Qingyu, Stefano Zorzi, Yilei Shi, Friedrich Fraundorfer, and Xiao Xiang Zhu. "RegGAN: An End-to-End Network for Building Footprint Generation with Boundary Regularization." Remote Sensing 14, no. 8 (2022): 1835." IEEE Transactions on Geoscience and Remote Sensing 58, no. 11 (2020): 7502-7519.

Semi-supervised building footprint generation with feature and output consistency training

Li, Qingyu, Yilei Shi, and Xiao Xiang Zhu. "Semi-supervised building footprint generation with feature and output consistency training." IEEE Transactions on Geoscience and Remote Sensing (2022).

CrossGeoNet: A Framework for Building Footprint Generation of Label-Scarce Geographical Regions

Li, Qingyu, Lichao Mou, Yuansheng Hua, Yilei Shi, and Xiao Xiang Zhu. "CrossGeoNet: A Framework for Building Footprint Generation of Label-Scarce Geographical Regions." International Journal of Applied Earth Observation and Geoinformation 111 (2022): 102824.

Identification of undocumented buildings in cadastral data using remote sensing: Construction period, morphology, and landscape

Li, Qingyu, Hannes Taubenböck, Yilei Shi, Stefan Auer, Robert Roschlaub, Clemens Glock, Anna Kruspe, and Xiao Xiang Zhu. "Identification of undocumented buildings in cadastral data using remote sensing: Construction period, morphology, and landscape." International Journal of Applied Earth Observation and Geoinformation 112 (2022): 102909.

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

Li, Qingyu, Yilei Shi, and Xiao Xiang Zhu. "Feature and Output Consistency Training for Semi-Supervised Building Footprint Generation." In IGARSS 2022-2022 IEEE International Geoscience and Remote Sensing Symposium, pp. 171-174. IEEE, 2022.

SolarNet: A convolutional neural network-based framework for rooftop solar potential estimation from aerial imagery

Li, Qingyu, Sebastian Krapf, Yilei Shi, and Xiao Xiang Zhu. "SolarNet: A convolutional neural network-based framework for rooftop solar potential estimation from aerial imagery." International Journal of Applied Earth Observation and Geoinformation 116 (2023): 103098.

3DCentripetalNet: Building height retrieval from monocular remote sensing imagery

Li, Qingyu, Lichao Mou, Yuansheng Hua, Yilei Shi, Sining Chen, Yao Sun and Xiao Xiang Zhu. "3DCentripetalNet: Building height retrieval from monocular remote sensing imagery." International Journal of Applied Earth Observation and Geoinformation 120 (2023): 103311.

Semi-supervised segmentation of individual buildings from SAR imagery

Li, Qingyu, Yao Sun, Lichao Mou, Yilei Shi, and Xiao Xiang Zhu. "Semi-supervised segmentation of individual buildings from SAR imagery." In 2023 Joint Urban Remote Sensing Event (JURSE), pp. 1-4. IEEE, 2023.

A Review of Building Extraction from Remote Sensing Imagery: Geometrical Structures and Semantic Attributes

Li, Qingyu, LiChao Mou, Yao Sun, Yuansheng Hua, Yilei Shi, and Xiao Xiang Zhu. "A Review of Building Extraction from Remote Sensing Imagery: Geometrical Structures and Semantic Attributes." IEEE Transactions on Geoscience and Remote Sensing (2024).

Talks

Instance segmentation of buildings using keypoints

September 26, 2020

Oral presentation at Online, Vitual Symposium

Mapping the land cover of Africa at 10 m resolution from multi-source remote sensing data with Google Earth Engine

October 01, 2020

Oral presentation at Online, Vitual Symposium, Phi-week, European Space Agency

End-to-End Semantic Segmentation and Boundary Regularization of Buildings from Satellite Imagery

July 12, 2021

Oral presentation at Online, Vitual Symposium

Detection of Undocumented Buildings using Convolutional Neural Network and Official Geodata

June 06, 2022

Poster at The Nice-Acropolis Congress and Exhibition Centre, Nice, France

Feature and Output Consistency Training for Semi-supervised Building Footprint Generation

July 20, 2022

Oral presentation at Kuala Lumpur Convention Centre (KLCC), Kuala Lumpur, Malaysia

Semi-supervised Segmentation of Individual Buildings from SAR Imagery

May 17, 2023

Oral presentation at Cultural Conference Center of Heraklion, Heraklion Crete, Greece

Teaching

Remote sensing seminar

Master thesis

Languages

Chinese, English, German

Skills & Expertise

• Programming skills: Python, PyTorch, Matlab
• Others: ENVI, QGIS, LaTex, GDAL

Service and leadership

• Session chair:
  • 2022 IEEE International Geoscience and Remote Sensing Symposium – WE3.O1: Image Segmentation and Mapping
  • 2021 IEEE International Geoscience and Remote Sensing Symposium – WE1.O.3: Advanced Segmentation and Land Cover Methods for Optical Data
• Reviewer for Scholarly Journals:
  • IEEE Transactions on Geoscience and Remote Sensing
  • International Journal of Applied Earth Observation and Geoinformation
  • ISPRS Journal of Photogrammetry and Remote Sensing
  • Remote Sensing
  • Photogrammetric Engineering & Remote Sensing
  • IEEE Geoscience and Remote Sensing Letters

Membership

• Institute of Electrical and Electronics Engineers (IEEE)