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GENERATION OF GROUND TRUTH DATASETS FOR THE ANALYSIS OF 3D POINT CLOUDS IN URBAN SCENES ACQUIRED VIA DIFFERENT SENSORS
Different sensors Point clouds Multi-resolution voxel structure 3D space labeling
2018/5/16
In this work, we report a novel way of generating ground truth dataset for analyzing point cloud from different sensors and the validation of algorithms. Instead of directly labeling large amount of 3...
CLASSIFICATION OF MOBILE LASER SCANNING POINT CLOUDS OF URBAN SCENES EXPLOITING CYLINDRICAL NEIGHBOURHOODS
Point clouds Mobile Laser Scanning Classification Feature extraction Cylindrical Approach 3D Mapping
2018/6/5
This paper presents our work on automated classification of Mobile Laser Scanning (MLS) point clouds of urban scenes with features derived from cylinders around points of consideration. The core of ou...
EXPLORING THE APPLICABILITY OF SEMI-GLOBAL MATCHING FOR SAR-OPTICAL STEREOGRAMMETRY OF URBAN SCENES
TerraSAR-X WorldView-2 dense matching semi-global matching (SGM) data fusion SAR-optical stereogrammetry
2018/6/4
Nowadays, a huge archive of data from different satellite sensors is available for diverse objectives. While every new sensor provides data with ever higher resolution and more sophisticated special p...
METRIC EVALUATION PIPELINE FOR 3D MODELING OF URBAN SCENES
Photogrammetry 3D modeling metric evaluation benchmark open source multi-view stereo satellite imagery
2017/7/12
Publicly available benchmark data and metric evaluation approaches have been instrumental in enabling research to advance state of the art methods for remote sensing applications in urban 3D modeling....
WEAKLY SUPERVISED SEGMENTATION-AIDED CLASSIFICATION OF URBAN SCENES FROM 3D LIDAR POINT CLOUDS
Classification Segmentation Regularization LiDAR Urban Point Cloud Random Forest
2017/7/12
We consider the problem of the semantic classification of 3D LiDAR point clouds obtained from urban scenes when the training set is limited. We propose a non-parametric segmentation model for urban sc...
Multi-image matching in object space on the basis of a general 3-D surface model instead of common 2.5-D surface models and its application for urban scenes
Surface Reconstruction Matching 3-d Surface Models Object Space
2016/5/23
A new method for high resolution surface reconstruction by multi-image matching in object space is formulated with regard to the integration of a general 3-d surface model in object space, because com...
Interpretation Terrestrial Images of Urban Scenes Using Discriminative Random Fields
Markov random fi eld parameter learning pseudo-likelihood man-made structure detection
2015/12/4
We investigate Discriminative Random Fields (DRF) which provide a principled approach for combining local discriminative classifiers that allow the use of arbitrary overlapping features, with ad...
GRAPHICS TOOLS FOR THE GENERATION OF LARGE SCALE URBAN SCENES
Terrestrial Aerial Laser scanning
2015/8/28
The acquisition of 3D city and landscape models has been a topic of major interest within the photogrammetric community and a
number of algorithms became available both for the automatic and semiauto...
3D reconstruction and visualization of urban scenes from uncalibrated wide-baseline image sequences
3D Reconstruction Auto-Calibration Markerless Orientation Visualization
2015/8/24
In this paper we show how based on a number of different techniques it is possible to fully automatically generate basic ingredients for high quality visualizations of urban areas characterized by ver...
In this paper, we present work on automatic road extraction from high resolution aerial imagery taken over urban areas. In order to
deal with the high complexity of this type of scenes, we integrate ...
CHALLENGES AND POTENTIALS USING MULTI ASPECT COVERAGE OF URBAN SCENES BY AIRBORNE SAR ON CIRCULAR TRAJECTORIES
Airborne Circular Synthetic Aperture Radar UAV Urban Scenario FMCW SAR Multi Aspect Microwave Imaging
2015/4/1
Airborne SAR on small and flexible platforms guarantees the evaluation of local damages after natural disasters and is both weather and daylight independent. The processing of circular flight trajecto...
Automatic Building Extraction From LIDAR Data Covering Complex Urban Scenes
LIDAR point cloud segmentation building detection roof plane extraction
2014/9/9
This paper presents a new method for segmentation of LIDAR point cloud data for automatic building extraction. Using the ground height from a DEM (Digital Elevation Model), the non-ground points (main...
FAST AND ACCURATE VISIBILITY COMPUTATION IN URBAN SCENES
Photogrammetry Visibility Mobile mapping Building facade Urban Scene
2014/5/8
This paper presents a method to efficiently compute the visibility of a 3D model seen from a series of calibrated georeferenced images. This is required to make methods aimed at enriching 3D models (f...