Search Results for author: Marco Körner

Found 22 papers, 9 papers with code

XAI for Early Crop Classification

no code implementations10 Oct 2023 Ayshah Chan, Maja Schneider, Marco Körner

We propose an approach for early crop classification through identifying important timesteps with eXplainable AI (XAI) methods.

Classification Crop Classification

Harnessing Administrative Data Inventories to Create a Reliable Transnational Reference Database for Crop Type Monitoring

1 code implementation10 Oct 2023 Maja Schneider, Marco Körner

With leaps in machine learning techniques and their applicationon Earth observation challenges has unlocked unprecedented performance across the domain.

Earth Observation

EuroCrops: A Pan-European Dataset for Time Series Crop Type Classification

no code implementations14 Jun 2021 Maja Schneider, Amelie Broszeit, Marco Körner

We present EuroCrops, a dataset based on self-declared field annotations for training and evaluating methods for crop type classification and mapping, together with its process of acquisition and harmonisation.

Earth Observation Land Cover Classification +3

[Re] Satellite Image Time Series Classification with Pixel-Set Encoders and Temporal Self-Attention

1 code implementation RC 2020 Maja Schneider, Marco Körner

Additionally, we also compiled an alternative dataset similar to the one presented in the paper and evaluated the methodology on it.

General Classification Time Series +2

Multi-task Learning for Human Settlement Extent Regression and Local Climate Zone Classification

no code implementations23 Nov 2020 Chunping Qiu, Lukas Liebel, Lloyd H. Hughes, Michael Schmitt, Marco Körner, Xiao Xiang Zhu

Human Settlement Extent (HSE) and Local Climate Zone (LCZ) maps are both essential sources, e. g., for sustainable urban development and Urban Heat Island (UHI) studies.

Classification General Classification +2

Meta-Learning for Few-Shot Land Cover Classification

no code implementations28 Apr 2020 Marc Rußwurm, Sherrie Wang, Marco Körner, David Lobell

This indicates that model optimization with meta-learning may benefit tasks in the Earth sciences whose data show a high degree of diversity from region to region, while traditional gradient-based supervised learning remains suitable in the absence of a feature or label shift.

Classification General Classification +4

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

Self-attention for raw optical Satellite Time Series Classification

2 code implementations23 Oct 2019 Marc Rußwurm, Marco Körner

The amount of available Earth observation data has increased dramatically in the recent years.

Classification Earth Observation +5

Enhancing Traffic Scene Predictions with Generative Adversarial Networks

no code implementations24 Sep 2019 Peter König, Sandra Aigner, Marco Körner

This ensures the quality of the predicted frames to be sufficient to enable accurate detection of objects, which is especially important for autonomously driving cars.

Deblurring Image Super-Resolution +6

Early Classification for Agricultural Monitoring from Satellite Time Series

no code implementations27 Aug 2019 Marc Rußwurm, Romain Tavenard, Sébastien Lefèvre, Marco Körner

In this work, we introduce a recently developed early classification mechanism to satellite-based agricultural monitoring.

Classification Early Classification +3

MultiDepth: Single-Image Depth Estimation via Multi-Task Regression and Classification

1 code implementation25 Jul 2019 Lukas Liebel, Marco Körner

Hence, in order to overcome the notorious instability and slow convergence of depth value regression during training, MultiDepth makes use of depth interval classification as an auxiliary task.

Autonomous Vehicles Classification +8

BreizhCrops: A Time Series Dataset for Crop Type Mapping

2 code implementations28 May 2019 Marc Rußwurm, Charlotte Pelletier, Maximilian Zollner, Sébastien Lefèvre, Marco Körner

We present Breizhcrops, a novel benchmark dataset for the supervised classification of field crops from satellite time series.

Crop Type Mapping Time Series +2

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

Convolutional LSTMs for Cloud-Robust Segmentation of Remote Sensing Imagery

1 code implementation28 Oct 2018 Marc Rußwurm, Marco Körner

Clouds frequently cover the Earth's surface and pose an omnipresent challenge to optical Earth observation methods.

Classification Earth Observation +2

FutureGAN: Anticipating the Future Frames of Video Sequences using Spatio-Temporal 3d Convolutions in Progressively Growing GANs

1 code implementation2 Oct 2018 Sandra Aigner, Marco Körner

The main advantage of the FutureGAN framework is that it is applicable to various different datasets without additional changes, whilst achieving stable results that are competitive to the state-of-the-art in video prediction.

Video Prediction

Towards Multi-class Object Detection in Unconstrained Remote Sensing Imagery

no code implementations7 Jul 2018 Seyed Majid Azimi, Eleonora Vig, Reza Bahmanyar, Marco Körner, Peter Reinartz

During training, we minimize joint horizontal and oriented bounding box loss functions, as well as a novel loss that enforces oriented boxes to be rectangular.

Ranked #49 on Object Detection In Aerial Images on DOTA (using extra training data)

Management Object +3

Auxiliary Tasks in Multi-task Learning

1 code implementation16 May 2018 Lukas Liebel, Marco Körner

Multi-task convolutional neural networks (CNNs) have shown impressive results for certain combinations of tasks, such as single-image depth estimation (SIDE) and semantic segmentation.

Depth Estimation Multi-Task Learning +2

Evaluation of CNN-based Single-Image Depth Estimation Methods

no code implementations3 May 2018 Tobias Koch, Lukas Liebel, Friedrich Fraundorfer, Marco Körner

While an increasing interest in deep models for single-image depth estimation methods can be observed, established schemes for their evaluation are still limited.

Depth Estimation

Building Instance Classification Using Street View Images

no code implementations25 Feb 2018 Jian Kang, Marco Körner, Yuanyuan Wang, Hannes Taubenböck, Xiao Xiang Zhu

The proposed method is based on Convolutional Neural Networks (CNNs) which classify facade structures from street view images, such as Google StreetView, in addition to remote sensing images which usually only show roof structures.

Classification General Classification

Multi-Temporal Land Cover Classification with Sequential Recurrent Encoders

no code implementations International Journal of Geo-Information 2018 Marc Rußwurm, Marco Körner

Inspired by these sequence-to-sequence models, we adapt an encoder structure with convolutional recurrent layers in order to approximate a phenological model for vegetation classes based on a temporal sequence of Sentinel 2 (S2) images.

Classification Earth Observation +6

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