Big Geodata Stories

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Here you can find information on use cases and user stories on the Geospatial Computing Platform.

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2020 - 2024
Apr 2024
Deep Learning-based Change Detection and Classification for Airborne Laser Scanning Data

Urban change detection plays a critical role in many domains such as city planning, infrastructure development, risk assessment, and land-use planning. However, the accurate classification of different types of changes in a 3D urban environment remains a challenging task. This study to address these challenges by implementing and evaluating three models: Random Forest, Fully Connected Neural Network, and Convolution Neural Network.

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Apr 2024
Mar 2024
Towards an Open Digital Twin of Soil-Plant System

Climate extremes pose a threat to terrestrial ecosystem carbon sequestration, imperiling the EU's aim of achieving climate neutrality by 2050. The creation of an open digital twin of the soil-plant system serves to monitor and forecast the repercussions of extreme events on ecosystem functionality.

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Mar 2024
Feb 2024
Making allergy burden manageable: from pollen to patient

In the KAPPA project, we applied Self-Orgamized Maps (SOMs) to visualize the spatial relationship between allergy (hay fever) medication sales and pollen emissions in the Netherlands. SOM results were mapped to the corresponding geolocation to understand the spatial pattern.

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Feb 2024
Jan 2024
Mapping and Measurement of the Quality of Urban Expansion using Machine Learning

Main objective of this study is to create citywide maps and spatial data based on physical characteristics of urban fabric (block layouts and roads) which can be translated using geospatial analytics to understand the quality of urban expansion.

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Jan 2024
Jan 2024
Dense Point Cloud Extraction from UAV Imagery Using Parallax Attention

This research aims to develop a dense image matching method, one of the key steps in the photogrammetric pipeline that transforms overlapping views of images into dense 3D information, based on an unsupervised deep network utilizing the parallax attention mechanism. The proposed approach effectively extracts dense point cloud from very high resolution UAV images.

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Jan 2024
Dec 2021
Bias and Fairness in Image Colorization

Image colorization is the process of adding color to gray-scale images. To automate this process, colorization models using machine learning techniques are used, which are trained on large image sets.  We used 2% of the images in ImageNet, a dataset of over 14 million images which was used to train the image colorizer DeOldify by using the Geospatial Computing Platform.

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Dec 2021
Nov 2021
Super-Resolution aided multi-hazard modelling

Our research aimed to increase the applicability of physically-based models in data-poor regions by improving the spatial resolution of globally available datasets by using deep learning-based Super Resolution. We used the high-resolution digital elevation models from Austria to train the Super Resolution models on the Geospatial Computing Platform of ITC.

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Nov 2021