Search Results for author: Ksenia Bittner

Found 8 papers, 1 papers with code

Real-GDSR: Real-World Guided DSM Super-Resolution via Edge-Enhancing Residual Network

no code implementations5 Apr 2024 Daniel Panangian, Ksenia Bittner

A low-resolution digital surface model (DSM) features distinctive attributes impacted by noise, sensor limitations and data acquisition conditions, which failed to be replicated using simple interpolation methods like bicubic.

Super-Resolution

Machine-learned 3D Building Vectorization from Satellite Imagery

no code implementations13 Apr 2021 Yi Wang, Stefano Zorzi, Ksenia Bittner

We propose a machine learning based approach for automatic 3D building reconstruction and vectorization.

Generative Adversarial Network Semantic Segmentation

Map-Repair: Deep Cadastre Maps Alignment and Temporal Inconsistencies Fix in Satellite Images

no code implementations24 Jul 2020 Stefano Zorzi, Ksenia Bittner, Friedrich Fraundorfer

In the fast developing countries it is hard to trace new buildings construction or old structures destruction and, as a result, to keep the up-to-date cadastre maps.

Machine-learned Regularization and Polygonization of Building Segmentation Masks

no code implementations24 Jul 2020 Stefano Zorzi, Ksenia Bittner, Friedrich Fraundorfer

We propose a machine learning based approach for automatic regularization and polygonization of building segmentation masks.

Generative Adversarial Network Segmentation

A Generalized Multi-Task Learning Approach to Stereo DSM Filtering in Urban Areas

no code implementations6 Apr 2020 Lukas Liebel, Ksenia Bittner, Marco Körner

Such basic models can be filtered by convolutional neural networks (CNNs), trained on labels derived from digital elevation models (DEMs) and 3D city models, in order to obtain a refined DSM.

Management Multi-Task Learning

Late or Earlier Information Fusion from Depth and Spectral Data? Large-Scale Digital Surface Model Refinement by Hybrid-cGAN

no code implementations22 Apr 2019 Ksenia Bittner, Marco Körner, Peter Reinartz

We present the workflow of a DSM refinement methodology using a Hybrid-cGAN where the generative part consists of two encoders and a common decoder which blends the spectral and height information within one network.

DSM Building Shape Refinement from Combined Remote Sensing Images based on Wnet-cGANs

1 code implementation8 Mar 2019 Ksenia Bittner, Marco Körner, Peter Reinartz

We describe the workflow of a digital surface models (DSMs) refinement algorithm using a hybrid conditional generative adversarial network (cGAN) where the generative part consists of two parallel networks merged at the last stage forming a WNet architecture.

Generative Adversarial Network

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