Explanipedia

Vertical roughness mapping - ALS based classification of the vertical vegetation structure in forested areas Open

Christoph Aubrecht, Bernhard Höfle, Markus Hollaus, M. Köstl, Klaus Steinnocher , et al. · 2025

In this paper we describe an approach to classify forested areas based on their vertical vegetation structure using Airborne Laser Scanning (ALS) data. Surface and terrain roughness are essential input parameters for modeling of natural ha…

Urban Activity Detection Using Geo-located Twitter Data Open

Anna Kozłowska, Klaus Steinnocher · 2020

More and more studies are based on freely available social media data. Using microblogs, a midpoint between instant messaging and content production, analyses of urban activities are possible. This paper focuses not only on mapping human a…

Estimating urban population patterns from stereo-satellite imagery Open

Klaus Steinnocher, Andrea Bono, Bruno Chatenoux, Dirk Tiede, L. Wendt · 2019

With more than half of the world’s population living in towns and cities, urban areas get more and more into the focus of humanitarian relief organisations such as ICRC, Médecins sans Frontières (MSF), or SOS Children’s Villages. A key inf…

Population estimation in urban areas based on "mixed/cross" stereo models Open

L. Wendt, Thomas Krauß, Pablo d’Angelo, Dirk Tiede, Sebastian d’Oleire-Oltmanns , et al. · 2018

In the project X3D4Pop we investigate if "mixed" satellite image pairs acquired on two different dates can be used to calculate meaningful building heights in urban areas. Based on These results, the dependency of urban population estimati…

Can ISO-Defined Urban Sustainability Indicators Be Derived from Remote Sensing: An Expert Weighting Approach Open

Arthur Lehner, Christoph Erlacher, Matthias Schlögl, Jacob Wegerer, Thomas Blaschke , et al. · 2018

In the context of the United Nations’ “Agenda 2030 for Sustainable Development” and the presented Sustainable Development Goals (SDGs), the process of developing and agreeing on indicators to monitor the SDGs implementation becomes fundame…

Mapping Population Distribution in Urban Areas: Using Sentinel-2A in Comparison with Landsat 8 Open

Arthur Lehner, Klaus Steinnocher · 2017

The paper presents population disaggregation based on satellite imagery and ancillary data. The ancillary data is added stepwise in order to highlight the differences between the respective results. The methodology is applied to Landsat 8 …

GROWTH SCENARIOS FOR THE CITY OF GUANGZHOU, CHINA: TRANSFERABILITY AND CONFIRMABILITY Open

Arthur Lehner, V. Kraus, Chunzhu Wei, Klaus Steinnocher · 2016

This work deals with the development of urban growth scenarios and the prevision of the spatial distribution of built-up area and population for the urban area of the city of Guangzhou in China. Using freely-available data, including remot…

URBAN GROWTH SCENARIOS OF A FUTURE MEGA CITY: CASE STUDY AHMEDABAD Open

Arthur Lehner, V. Kraus, Klaus Steinnocher · 2016

The study of urban areas and their development focuses on cities, their physical and demographic expansion and the tensions and impacts that go along with urban growth. Especially in developing countries and emerging national economies lik…

Volunteered Geo-Dynamic Information for Health-Risk Exposure Assessment - A FRESHER Case Study Open

Christoph Aubrecht, Klaus Steinnocher · 2016

In this paper we discuss the use of volunteered geo-dynamic information (VGDI) for assessing exposure to health risks and improving analysis of associated dynamic aspects in urban settings. VGDI is introduced as an alternative and compleme…

Catalogue of CRISMA Applications, Framework Building Block Specifications and Software Implementations Open

Denis Havlik, Pascal Dihé, Sandra Frings, Klaus Steinnocher, Christoph Aubrecht , et al. · 2015

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