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Priv.-Doz. DI DI Dr. Roland Perko

Research group

DIGITAL:

Remote Sensing and Geoinformation

Phone number

+43 316 876-1715

E-mail

Roland.Perko@joanneum.at

Address

Steyrergasse 17, 8010, Graz
+43 316 876-5000
digital@joanneum.at

Publications

Digital
2025

Calibration and Validation of Phase One Industrial Cameras

Authors Ladstaedter, Richard and Gutjahr, Karlheinz and Perko, Roland and Woschitz, Helmut
Calibration and Validation of Phase One Industrial Cameras
Digital
2025

Tiny Object Detection in Super-Resolved Sentinel-2 Imagery

Authors Ayala, Christian and Amieva, Juan and Vega, Pablo and Perko, Roland and Aleksandrowicz, Sebastian
Tiny Object Detection in Super-Resolved Sentinel-2 Imagery
Digital
2025

Untersuchungen zur Kalibrierung und Validierung von Messkameras im Labor

Authors Ladstaedter, Richard and Gutjahr, Karlheinz and Perko, Roland and Roncelli, Daniel and Woschitz, Helmut
Untersuchungen zur Kalibrierung und Validierung von Messkameras im Labor
Digital
2025

Tree Type Classification from ALS Data: A Comparative Analysis of 1D, 2D, and 3D Representations Using ML and DL Models

Authors Mustafić, Sead and Schardt, Mathias and Perko, Roland
Tree Type Classification from ALS Data: A Comparative Analysis of 1D, 2D, and 3D Representations Using ML and DL Models
Digital
2024

Transferable Crowd Counting and Localization for Urban Operations

Authors Perko, Roland and Ladstaetter, Richard and Gregorac, Ana and Repaski, Christian
Transferable Crowd Counting and Localization for Urban Operations
Digital
2024

Supporting image-based wildlife classification

Authors Sead Mustafic and Dominik Dachs and Rainer Prueller and Florian Schoeggl and Roland Perko
Supporting image-based wildlife classification
Digital
2024

Advanced despeckling based on real SAR intensity images

Authors Katharina HoferSchmitz and Sead Mustafic and Karlheinz Gutjahr and Roland Perko
Advanced despeckling based on real SAR intensity images
Digital
2024

Automatische Unterstuetzung zur bildbasierten Wildtierklassifikation

Authors Sead Mustafic and Dominik Dachs and Rainer Prueller and Florian Schoeggl and Roland Perko
Automatische Unterstuetzung zur bildbasierten Wildtierklassifikation
Digital
2024

Artificial Intelligence for Land Use and Land Cover Mapping in Austria

Authors Mustafić, Sead and Gutjahr, Karlheinz and Miletich, Petra and Perko, Roland
Artificial Intelligence for Land Use and Land Cover Mapping in Austria
Digital
2024

Improving Wildlife Management with AI: Species-Detection and Classification from Camera Trap Data

Authors Sead Mustafić and Dominik Dachs and Rainer Prueller and Florian Schoeggl and Roland Perko
Improving Wildlife Management with AI: Species-Detection and Classification from Camera Trap Data
Digital
2024

Kalibrierung und Validierung von Messkameras im Labor Richard Ladstaedter

Authors Richard Ladstaedter and Karlheinz Gutjahr and Roland Perko and Daniel Roncelli and Helmut Woschitz
Kalibrierung und Validierung von Messkameras im Labor Richard Ladstaedter
Digital
2024

Workshop on Applied Vision (AV 2024)

Authors Ganster, Harald and Kleber, Florian and Perko, Roland and Stuebl, Gernot and Uray, Martina
Workshop on Applied Vision (AV 2024)
Digital
2023

A real-time algorithm for human action recognition in RGB and thermal video

Authors Fassold, Hannes; Gutjahr, Karlheinz; Weber, Anna; Perko, Roland
A real-time algorithm for human action recognition in RGB and thermal video
Digital
2023

A realtime algorithm for human action recognition in RGB and thermal video

Authors Fassold, Hannes and Gutjahr, Karlheinz and Weber, Anna and Perko, Roland
A realtime algorithm for human action recognition in RGB and thermal video
Digital
2023

Crowd Counting and Localization for Subsurface Operations

Authors Perko, Roland and Ladstaedter, Richard and Michael Huber and Sead Mustafic and Alexander Almer and Manfred Klopschitz
Crowd Counting and Localization for Subsurface Operations
Digital
2023

Simultane Kalibrierung von RGB/TIR Multi Kamerasystemen

Authors Richard Ladstaedter and Karlheinz Gutjahr and Roland Perko and Ana Gregorac
Simultane Kalibrierung von RGB/TIR Multi Kamerasystemen
Digital
2022

Counting Everything in Remote Sensing - the Need for Benchmarks

Authors Perko, Roland; Mustafic, Sead; Almer, Alexander; Roth, Peter M.
Counting Everything in Remote Sensing - the Need for Benchmarks
Digital
2022

Deep Learning for Improved Individual Tree Detection from Lidar Data

Authors Mustafic, Sead; Hirschmugl, Manuela; Perko, Roland; Wimmer, Andreas
Deep Learning for Improved Individual Tree Detection from Lidar Data
Digital
2022

Novel radargrammetric approach for Capella Space imagery

Authors Gutjahr, Karlheinz; Atalay, Can; Perko, Roland; Raggam, Hannes; Deutscher, Janik; Schardt, Mathias; Sefercik, Umut Gunes
Novel radargrammetric approach for Capella Space imagery
Digital
2022

Subsurface Movement Control

Authors Perko, Roland; Almer, Alexander; Fassold, Hannes; Maly, Anna; Wenighofer, Robert; Eder, Julian; Hofer, Peter
Subsurface Movement Control
Digital
2021

Critical Aspects of Person Counting and Density Estimation

Authors Perko, Roland; Klopschitz, Manfred; Almer, Alexander; Roth, Peter M.
Critical Aspects of Person Counting and Density Estimation
Digital
2021

Automated Data Annotation for 6-DoF AI-Based Navigation Algorithm Development

Authors Baca, Apud; Gibran, Javier; Jantos, Thomas; Theuermann, Mario; Hamdad, Mohamed Amin; Steinbrener, Jan; Weiss, Stephan; Almer, Alexander; Perko, Roland
Automated Data Annotation for 6-DoF AI-Based Navigation Algorithm Development
Digital
2021

Protocol Design Issues for Object Density Estimation and Counting in Remote Sensing

Authors Perko, Roland; Almer, Alexander; Theuermann, Mario; Klopschitz, Manfred; Schnabel, Thomas; Roth, Peter M.
Protocol Design Issues for Object Density Estimation and Counting in Remote Sensing
Digital
2021

Visuelle Odometrie im Einsatz für den Breitbandausbau

Authors Ladstädter, Richard; Höppl, Wolfgang; Gutjahr, Karlheinz; Perko, Roland; Gregorac, Ana; Haskic, Edin
Visuelle Odometrie im Einsatz für den Breitbandausbau
Digital
2021

NRT-COP – UAS-basierte Aufnahme multi-modaler Bilddaten zur echtzeitnahen Bereitstellung großflächiger Lagebildinformation

Authors Fanta-Jende, Phillipp; Sulzbachner, Christoph; Almer, Alexander; Perko, Roland; Schnabel, Thomas; Aumayr, Georg
NRT-COP – UAS-basierte Aufnahme multi-modaler Bilddaten zur echtzeitnahen Bereitstellung großflächiger Lagebildinformation
Digital
2021

Interdisziplinäre Unterstützung für Einsatzkräfte bei Untertage-Katastrophenszenarien

Authors Wenighofer, Robert; Gegenhuber, Nina; Perko, Roland
Interdisziplinäre Unterstützung für Einsatzkräfte bei Untertage-Katastrophenszenarien
Digital
2021

Human tracking and pose estimation for subsurface operations

Authors Perko, Roland; Fasshold, Hannes; Almer, Alexander; Wenighofer, Robert; Hofer, Peter
Human tracking and pose estimation for subsurface operations
Digital
2021

Photogrammetric Computer Vision in Remote Sensing

Authors Perko, Roland
Photogrammetric Computer Vision in Remote Sensing
Digital
2021

Remote sensing solutions for an efficient support of forest fire management phases

Authors Alexander Almer and Schnabel, T and Perko, R and Koefler, A
Remote sensing solutions for an efficient support of forest fire management phases
Digital
2021

NRT-COP -UAS-basierte Aufnahme multi-modaler Bilddaten zur echtzeitnahen Bereitstellung großflaechiger Lagebildinformation

Authors Phillipp FantaJende and Christoph Sulzbachner and Alexander Almer and Roland Perko and Thomas Schnabel and Georg Aumayr
NRT-COP -UAS-basierte Aufnahme multi-modaler Bilddaten zur echtzeitnahen Bereitstellung großflaechiger Lagebildinformation
Digital
2020

Multi-modal and multi-sensor approach to support security management tasks

Authors Almer, Alexander; Schnabel, Thomas; Weber, Anna; Köfler, Armin; Perko, Roland; Ladstätter, Stefan; Klopschitz, Manfred
Multi-modal and multi-sensor approach to support security management tasks
Digital
2020

Airborne high resolution remote sensing for near real time fire detection and surveillance

Authors Almer, Alexander; Schnabel, Thomas; Raggam, Hannes; Perko, Roland; Köfler, Armin; Schardt, Mathias
Airborne high resolution remote sensing for near real time fire detection and surveillance
Digital
2020

Ground Control Point Retrieval From SAR Satellite Imagery

Authors Perko, Roland; Raggam, Hannes; Gutjahr, Karlheinz; Koppe, Wolfgang; Janoth, J¨urgen
Ground Control Point Retrieval From SAR Satellite Imagery
Digital
2020

Visual Odometry For Industrial Cable Laying

Authors Ana Gregorac and Karlheinz Gutjahr and Richard Ladstaedter and Roland Perko and Wolfgang Hoeppl
Visual Odometry For Industrial Cable Laying
Digital
2019

Mapping with Pleiades

Authors Perko, Roland
Mapping with Pleiades
Digital
2018

Very High Resolution Mapping with the Pleiades Satellite Constellation

Authors Perko, Roland; Raggam, Hannes; Schardt, Mathias; Roth, Peter Michael
Very High Resolution Mapping with the Pleiades Satellite Constellation
Digital
2018

Ein Multi-Level-Managementsystem für Waldbrandsituationen

Authors Almer, Alexander; Schnabel, Thomas; Koefler, Armin; Perko, Roland; Feischl, Richard
Ein Multi-Level-Managementsystem für Waldbrandsituationen
Digital
2018

Echtzeitnahe Entscheidungsunterstützung im Sicherheitsmanagement von Großveranstaltungen

Authors Köfler, Armin; Almer, Alexander; Schnabel, Thomas; Perko, Roland; Pammer-Schindler, Viktoria
Echtzeitnahe Entscheidungsunterstützung im Sicherheitsmanagement von Großveranstaltungen
Digital
2018

Deriving accurate GCPs from TerraSAR-X stereo data over urban areas

Authors Perko, Roland; Koppe, Wolfgang; Raggam, Hannes; Gutjahr, Karlheinz; Schardt, Mathias
Deriving accurate GCPs from TerraSAR-X stereo data over urban areas
Digital
2018

Mapping critical events with UAV-based photogrammetry

Authors Perko, Roland; Aichhorn, Klaus; Wimmer, Andreas; Haslinger, Karl
Mapping critical events with UAV-based photogrammetry
Digital
2018

3D-Pléiades Mapping for IPCC Reporting

Authors Schardt, Mathias; Schmitt, Ursula; Perko, Roland; Hirschmugl, Manuela; Ibrahim, Hassan; Wang, James; Chew, Ping Ting; Xue, Clarice Huiyu
3D-Pléiades Mapping for IPCC Reporting
Digital
2018

SmartScout - Fostering PPDR Mission Management by Integrating Different Sensor Platforms

Authors Moesl, Birgit; Vorraber, Wolfgang; Brugger, Julia Birgit; Neubacher, Dietmar; Mostegel, Klaus; Prueller, Rainer; Rautz, Konrad; Stadlmeier, Sigmar; Perko, Roland; Schnabel, Thomas; Almer, Alexander; Aichhorn, Klaus; Voessner, Siegfried
SmartScout - Fostering PPDR Mission Management by Integrating Different Sensor Platforms
Digital
2018

3D Pléiades Mapping for IPCC Reporting

Authors Mathias Schardt and Ursula Schmitt and Roland Perko and Manuela Hirschmugl and Hassan Ibrahim and James Wang and Ping Ting Chew and Clarice Huiyu Xue
3D Pléiades Mapping for IPCC Reporting
Digital
2018

SmartScout Fostering PPDR Mission Management by Integrating Different Sensor Platforms

Authors Birgit Moesl and Wolfgang Vorraber and Julia Birgit Brugger and Dietmar Neubacher and Klaus Mostegel and Rainer Prueller and Konrad Rautz and Sigmar Stadlmeier and Roland Perko and Thomas Schnabel and Alexander Almer and Klaus Aichhorn and Siegfried Voessner
SmartScout Fostering PPDR Mission Management by Integrating Different Sensor Platforms
Digital
2017

Comparing landslide mapping from DTM satellite derived data and field based studies of Loess sediments in Western China

Authors Leopold, Philip; Tao, Wang; Perko, Roland; Heiss, Gerhard; Jung, Martin; Oblin, Armin; Zhang, Yongshuang
Comparing landslide mapping from DTM satellite derived data and field based studies of Loess sediments in Western China
Digital
2017

International forest firefighting concepts based on aerial support strategies

Authors Almer, Alexander; Schnabel, Thomas; Lukas, Sabine; Perko, Roland; Koefler, Armin; Pammer-Schindler, Viktoria
International forest firefighting concepts based on aerial support strategies
Digital
2017

Humid Tropical Forest Monitoring with Multi-Temporal L-, C- and X-Band SAR Data

Authors Deutscher, Janik; Gutjahr, Karlheinz; Perko, Roland; Raggam, Hannes; Hischmugl, Manuela; Schardt, Mathias
Humid Tropical Forest Monitoring with Multi-Temporal L-, C- and X-Band SAR Data
Digital
2017

Updating LiDAR-derived Crown Cover Density Products with Sentinel-2

Authors Deutscher, Janik; Granica, Klaus; Steinegger, Martin; Hischmugl, Manuela; Perko, Roland; Schardt, Mathias
Updating LiDAR-derived Crown Cover Density Products with Sentinel-2
Digital
2017

Projected Texture Fusion

Authors Klopschitz, Manfred; Perko, Roland; Lodron, Gerald; Paar, Gerhard; Mayer, Heinz
Projected Texture Fusion
Digital
2017

Fusion of Point Clouds derived from Aerial Images

Authors Schoenfelder, Andreas; Perko, Roland; Gutjahr, Karlheinz; Schardt, Mathias
Fusion of Point Clouds derived from Aerial Images
Digital
2016

Near Real-Time Common Operational Picture (COP) for Natural Disaster Management Support

Authors Almer, Alexander; Schnabel, Thomas; Perko, Roland; Raggam, Hannes; Lukas, Sabine
Near Real-Time Common Operational Picture (COP) for Natural Disaster Management Support
Digital
2016

Multi-Level Wild Land Fire Fighting Management Support System for an Optimized Guidance of Ground and Air Forces

Authors Almer, Alexander; Schnabel, Thomas; Perko, Roland; Raggam, Johann; K???fler, Armin; Feischl, Richard
Multi-Level Wild Land Fire Fighting Management Support System for an Optimized Guidance of Ground and Air Forces
Digital
2016

Tropical forest degradation monitoring: Radiometric issues of using both Landsat 8 and Sentinel 2 in one time series

Authors Hirschmugl, Manuela; Schardt, Mathias; Perko, Roland; Schell, Viktoria; Sobe, Carina
Tropical forest degradation monitoring: Radiometric issues of using both Landsat 8 and Sentinel 2 in one time series
Digital
2016

3F-MS - Multi-Level ”ForestFireFighting - Management System” zur optimierten Einsatzführung von Boden- und Luftkräften in Waldbrandsituationen

Authors Lukas, Sabine; Schnabel, Thomas; Almer, Alexander; Perko, Roland
3F-MS - Multi-Level ”ForestFireFighting - Management System” zur optimierten Einsatzführung von Boden- und Luftkräften in Waldbrandsituationen
Digital
2016

DEM-based Epipolar Rectification for Radargrammetry

Authors Perko, Roland; Gutjahr, Karlheinz; Raggam, Hannes; Schardt, Mathias
DEM-based Epipolar Rectification for Radargrammetry
Digital
2016

Mapping Singapore by Pleiades Stereo Data: Carbon Reporting and more

Authors Perko, Roland; Hirschmugl, Manuela; Papst, Evelyn; Schmitt, Ursula
Mapping Singapore by Pleiades Stereo Data: Carbon Reporting and more
Digital
2016

Critical Situation Monitoring at Large Scale Events from Airborne Video based Crowd Dynamics Analysis

Authors Almer, Alexander; Perko, Roland; Schrom-Feiertag, Helmut; Schnabel, Thomas; Paletta, Lucas
Critical Situation Monitoring at Large Scale Events from Airborne Video based Crowd Dynamics Analysis
Digital
2016

Globally Optimal Robust DSM Fusion

Authors Perko, Roland; Zach, Christopher
Globally Optimal Robust DSM Fusion
Digital
2016

Assessment of Boreal Forest Height from WorldView-2 Satellite Stereo Images

Authors Persson, Henrik J.; Perko, Roland
Assessment of Boreal Forest Height from WorldView-2 Satellite Stereo Images
Digital
2016

Novelty-based Spatiotemporal Saliency Detection for Prediction of Gaze in Egocentric Video

Authors Polatsek, Patrik; Benesova, Wanda; Paletta, Lucas; Perko, Roland
Novelty-based Spatiotemporal Saliency Detection for Prediction of Gaze in Egocentric Video
Digital
2015

Aggregated mapping of Driver Attention from matched optical flow

Authors Perko, Roland; Schwarz, Michael; Paletta, Lucas
Aggregated mapping of Driver Attention from matched optical flow
Digital
2015

Advanced DTM generation from very high resolution satellite stereo images

Authors Perko, Roland; Raggam, Harald; Gutjahr, Karlheinz; Schardt, Mathias
Advanced DTM generation from very high resolution satellite stereo images
Digital
2015

Globally Optimal DSM Fusion

Authors Perko, Roland; Zach, Christopher
Globally Optimal DSM Fusion
Digital
2015

3D-mapping from TerraSAR-X staring spotlight data

Authors Gutjahr, Karlheinz; Perko, Roland; Raggam, Hannes; Schardt, Mathias
3D-mapping from TerraSAR-X staring spotlight data
Digital
2015

Evaluation of Radargrammetry DEMs based on TerraSAR-X Staring SpotLight Imagery

Authors Hennig, Simon; Koppe, Wolfgang; Gutjahr, Karlheinz; Perko, Roland; Raggam, Hannes
Evaluation of Radargrammetry DEMs based on TerraSAR-X Staring SpotLight Imagery
Digital
2015

Multilevel "forest firefighting - management system" for an optimized operational guidance of ground and air forces leadership in forest fire situations

Authors Almer, Alexander; Schnabel, Thomas; Perko, Roland; Raggam, Hannes; Koefler, Armin; Schmidt, Michael; Schlemmer, Harald; Turkyilmaz, Eral; Feischl, Richard
Multilevel "forest firefighting - management system" for an optimized operational guidance of ground and air forces leadership in forest fire situations
Digital
2015

Multilevel "forest firefighting management system" for an optimized operational guidance of ground and air forces leadership in forest fire situations

Authors Alexander Almer and Thomas Schnabel and Roland Perko and Hannes Raggam and Armin Koefler and Michael Schmidt and Harald Schlemmer and Eral Turkyilmaz and Richard Feischl
Multilevel "forest firefighting management system" for an optimized operational guidance of ground and air forces leadership in forest fire situations
Digital
2014

The Epipolarity Constraint in Stereo-Radargrammetric DEM Generation

Authors Gutjahr, Karlheinz; Perko, Roland; Raggam, Hannes; Schardt, Mathias
The Epipolarity Constraint in Stereo-Radargrammetric DEM Generation
Digital
2014

Special issue: Applications of surveying in land management

Authors Scaioni, Marco; Perko, Roland; Veronez, Mauricio Roberto
Special issue: Applications of surveying in land management
Digital
2014

Applications of surveying in land management

Authors Scaioni, Marco; Perko, Roland; Veronez, Mauricio Roberto
Applications of surveying in land management
Digital
2014

GPU - accelerated high quality semi-global stereo matching

Authors Fuerntratt, Hermann; Fassold, Hannes; Rosner, Jakub; Wimmer, Andreas; Perko, Roland
GPU - accelerated high quality semi-global stereo matching
Digital
2014

Multi-Sensor Datenfusion zur Echtzeitlagevisualisierung und Kurzfristprognose bei Grossevents

Authors Koefler, Armin; Schnabel, Thomas; Perko, Roland; Almer, Alexander; Schrom-Feiertag, Helmut
Multi-Sensor Datenfusion zur Echtzeitlagevisualisierung und Kurzfristprognose bei Grossevents
Digital
2014

Information Fusion for Driver Distraction Studies Using Eye Tracking Glasses

Authors Paletta, Lucas; Schwarz, Michael; Wollendorfer, Caroline; Perko, Roland
Information Fusion for Driver Distraction Studies Using Eye Tracking Glasses
Digital
2014

Assessment of the mapping potential of Pleiades stereo and triplet DATA

Authors Perko, Roland; Hannes, Hannes Raggam; Gutjahr, Karlheinz; Schardt, Mathias
Assessment of the mapping potential of Pleiades stereo and triplet DATA
Digital
2014

Towards View Invariant Person Counting and Crowd Density Estimation for Remote Vision-Based Services

Authors Perko, Roland; Schnabel, Thomas; Almer, Alexander; Paletta, Lucas
Towards View Invariant Person Counting and Crowd Density Estimation for Remote Vision-Based Services
Digital
2014

VHR Tri-Stereo Pleiades Satellitenbilder versus Airborne Laserscan Daten - Vergleich auf Basis von abgeleiteten 3D-Gebaeudemodellen

Authors Steinnocher, Klaus; Perko, Roland; Hofer, Martin
VHR Tri-Stereo Pleiades Satellitenbilder versus Airborne Laserscan Daten - Vergleich auf Basis von abgeleiteten 3D-Gebaeudemodellen
Digital
2014

GPU accelerated high quality semiglobal stereo matching

Authors Hermann Fuerntratt and Hannes Fassold and Jakub Rosner and Andreas Wimmer and Roland Perko
GPU accelerated high quality semiglobal stereo matching
Digital
2014

VHR TriStereo Pleiades Satellitenbilder versus Airborne Laserscan Daten Vergleich auf Basis von abgeleiteten 3D-Gebaeudemodellen

Authors Klaus Steinnocher and Roland Perko and Martin Hofer
VHR TriStereo Pleiades Satellitenbilder versus Airborne Laserscan Daten Vergleich auf Basis von abgeleiteten 3D-Gebaeudemodellen
Digital
2013

Mapping Tropical Rainforest Canopy Disturbances in 3D by COSMO-SkyMed Spotlight InSAR-Stereo Data to Detect Areas of Forest Degradation

Authors Deutscher, Janik; Perko, Roland; Gutjahr, Karlheinz; Hirschmugl, Manuela; Schardt, Mathias
Mapping Tropical Rainforest Canopy Disturbances in 3D by COSMO-SkyMed Spotlight InSAR-Stereo Data to Detect Areas of Forest Degradation
Digital
2013

Airborne based High Performance Crowd Monitoring for Security Applications

Authors Perko, Roland; Schnabel, Thomas; Fritz, Gerald; Almer, Alexander; Paletta, Lucas
Airborne based High Performance Crowd Monitoring for Security Applications
Digital
2013

EVIVA - Fluggestuetztes Beobachtungs- und Analysesystem fuer Eventmonitoring mit videobasierter Verhaltensanalyse

Authors Almer, Alexander; Schnabel, Thomas; Perko, Roland; Paletta, Lucas; Kastner, Ludwig
EVIVA - Fluggestuetztes Beobachtungs- und Analysesystem fuer Eventmonitoring mit videobasierter Verhaltensanalyse
Digital
2013

Counting people from above: Airborne video based crowd analysis

Authors Perko, Roland; Schnabel, Thomas; Fritz, Gerald; Almer, Alexander; Paletta, Lucas
Counting people from above: Airborne video based crowd analysis
Digital
2012

Integrative Use of SAR and Optical Data for Forest Mapping in the Congo Basin

Authors Hirschmugl, Manuela; Perko, Roland; Hoermann, Claudia; Schmitt, Ursula; Schardt, Mathias
Integrative Use of SAR and Optical Data for Forest Mapping in the Congo Basin
Digital
2012

Mobile Augmented Reality fuer Touristen (MARFT)

Authors Ladstaetter, Stefan; Almer, Alexander; Luley, Patrick; Perko, Roland; Paletta, Lucas; Weinzerl, Johannes
Mobile Augmented Reality fuer Touristen (MARFT)
Digital
2012

Mobile augmented reality for tourists - MARFT

Authors Luley, Patrick; Perko, Roland; Weinzerl, Johannes; Paletta, Lucas; Almer, Alexander
Mobile augmented reality for tourists - MARFT
Digital
2012

Agricultural Field Border Line Retrieval Using Optical and SAR Imagery

Authors Perko, Roland; Raggam, Hannes; Gutjahr, Karlheinz; Schardt, Mathias
Agricultural Field Border Line Retrieval Using Optical and SAR Imagery
Digital
2011

Forest Assessment Using High Resolution SAR Data in X-Band

Authors Perko, Roland; Raggam, Hannes; Deutscher, Janik; Gutjahr, Karlheinz; Schardt, Mathias
Forest Assessment Using High Resolution SAR Data in X-Band
Digital
2011

Using worldwide available TerraSAR-X data to calibrate the geo-location accuracy of optical sensors

Authors Perko, Roland; Raggam, Hannes; Gutjahr, Karlheinz; Schardt, Mathias
Using worldwide available TerraSAR-X data to calibrate the geo-location accuracy of optical sensors
Digital
2010

Towards a Harmonized Biomass Potential Assessment in Europe: User Requirements and Initial Developments Using EO and Terrestrial Data

Authors Kalaitzidis, Chariton; Hirschmugl, Manuela; Perko, Roland
Towards a Harmonized Biomass Potential Assessment in Europe: User Requirements and Initial Developments Using EO and Terrestrial Data
Digital
2010

Learning contextual rules for priming object categories in images

Authors Perko, Roland; Paletta, Lucas; Leonardis, Ales
Learning contextual rules for priming object categories in images
Digital
2010

The Capabilities of Terrarar-X Imagery for Retrieval of forest parameters

Authors Perko, Roland; Raggam, Hannes; Gutjahr, Karlheinz; Schardt, Mathias
The Capabilities of Terrarar-X Imagery for Retrieval of forest parameters
Digital
2010

Analysis of 3D forest canopy height models resulting from stereo-radargrammetric processing of TerraSAR-X images

Authors Perko, Roland; Raggam, Hannes; Gutjahr, Karlheinz; Schardt, Mathias
Analysis of 3D forest canopy height models resulting from stereo-radargrammetric processing of TerraSAR-X images
Digital
2010

Deriving Forest Canopy Height Models using multi-beam TerraSAR-X Imagery

Authors Perko, Roland; Raggam, Hannes; Gutjahr, Karlheinz; Schardt, Mathias
Deriving Forest Canopy Height Models using multi-beam TerraSAR-X Imagery
Digital
2010

Assessment of the Stereo-Radargrammetric Mapping Potential of TerraSAR-X Multi-Beam Spotlight Data

Authors Raggam, Hannes; Gutjahr, Karlheinz; Perko, Roland; Schardt, Mathias
Assessment of the Stereo-Radargrammetric Mapping Potential of TerraSAR-X Multi-Beam Spotlight Data
Digital
2010

Accuracy Assessment of 3D Point Retrieval from TerraSAR-X Data Sets

Authors Raggam, Hannes; Perko, Roland; Gutjahr, Karlheinz
Accuracy Assessment of 3D Point Retrieval from TerraSAR-X Data Sets
Digital
2010

Variations of the Arctic Ice-Snow Cover in Nonhomogenous Geopotential

Authors Sharov, Aleksey I.; Pail, Roland; Perko, Roland; Rieser, Daniel; Heuberger, Florian; Gisinger, Christoph
Variations of the Arctic Ice-Snow Cover in Nonhomogenous Geopotential
Digital
2010

The Capabilities of TERRASAR-X Imagery for Retrieval Offorest Parameters

Authors Roland Perko and Hannes Raggam and Karlheinz Gutjahr and Mathias Schardt
The Capabilities of TERRASAR-X Imagery for Retrieval Offorest Parameters
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