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ON THE MATCHING ACCURACY OF RASTERISED SCANNING LASER ALTIMETER DATA
Laser/Lidar Accuracy DTM/DEM/DSM
2014/12/30
For certain applications irregularly distributed scanning laser altimeter data need to be rasterised - such as for use in GIS systems and for creating DEMs. Also, least squares matching on a raster gr...
IMAGE COMPRESSION VERSUS MATCHING ACCURACY
JPEG Wavelet and Fractal Compression Matching Accuracy Compression Ratio PSNR
2014/12/30
The improvements of aerial image scanners regarding the scan resolution and in particular the development of new digital cameras (e.g. the DMC of Z/I Imaging) comes along with the production of Gigaby...
STEREO IMAGE MATCHING WITH SUB-PIXEL RESOLUTION
Image matching Orientation High-resolution data/images Edge extraction Accuracy
2014/12/30
The automation of processes of the in terior, relative and absolute orientation of stereo images requires so lving the problem of image matching. A modelf or image matching is proposed that is based o...
A NEW APPROACH FOR MATCHING SURFACES FROM LASER SCANNERS AND OPTICAL SCANNERS
Surface Matching Correspondence Problem Hough Transform Change Detection DTM analysis Calibration Fusion
2014/12/22
Surfaces play an important role in diverse applications, such as orthophoto production, city modeling, ice sheet monitoring, and object recognition. Surfaces are usually obtained by a sampling process...
On the use of INS to improve Feature Matching
Reconstruction Calibration Camera Real-time Photogrammetry
2014/12/4
The continuous technological improvement of mobile devices opens the frontiers of Mobile Mapping systems to very compact systems, i.e. a smartphone or a tablet. This motivates the development of effic...
Performance Validation of High Resolution Digital Surface Models Generated by Dense Image Matching with the Aerial Images
Performance Analyses DSM Image Matching Photogrammetry
2014/12/4
The digital surface models (DSM) are the most popular products to determine visible surface of Earth which includes all non-terrain objects such as vegetation, forest, and man-made constructions. The ...
Benchmarking High Density Image Matching for Oblique Airborne Imagery
Image Matching Aerial Point Cloud Reference Data Analysis Comparison Accuracy
2014/9/9
Both, improvements in camera technology and new pixel-wise matching approaches triggered the further development of software tools for image based 3D reconstruction. Meanwhile research groups as well ...
Learning image descriptors for matching based on Haar features
Image Descriptors Descriptor Learning Haar Features AdaBoost Image Matching Pooling Configuration
2014/9/9
This paper presents a new and fast binary descriptor for image matching learned from Haar features. The training uses AdaBoost; the weak learner is built on response function for Haar features, instea...
Integration of prior knowledge into dense image matching for video surveillance
Close Range Stereoscopic Image Matching Surface Reconstruction
2014/9/9
Three-dimensional information from dense image matching is a valuable input for a broad range of vision applications. While reliable approaches exist for dedicated stereo setups they do not easily gen...
Influence of blur on feature matching and a geometric approach for photogrammetric deblurring
Blur Computer Vision Feature Matching Photogrammetry UAV
2014/9/9
Unmanned aerial vehicles (UAV) have become an interesting and active research topic for photogrammetry. Current research is based on images acquired by a UAV, which have a high ground resolution and g...
Shape-Based Image Matching Using Heat Kernels and Diffusion Maps
Image Matching Diffusion Maps Mathematical Morphology
2014/9/9
2D image matching problem is often stated as an image-to-shape or shape-to-shape matching problem. Such shape-based matching techniques should provide the matching of scene image fragments registered ...
Phase Correlation based Local Illumination-invariant Method for Multi-Tempro Remote Sensing Image Matching
Phase Correlation Terrain Image Matching Illumination Angle Change
2014/9/9
This paper aims at image matching under significantly different illumination conditions, especially illumination angle changes, without prior knowledge of lighting conditions. We investigated the illu...
Object-based Multi-Image Semi-Global Matching – Concept and first results
Image matching semi-global matching multi-image matching accuracy
2014/7/30
Semi-Global Matching (SGM) is a widespread algorithm for image matching which is used for very different applications, reaching from real-time applications (e.g. for generating 3D-data for driver assi...
POTENTIAL OF DENSE MATCHING FOR THE GENERATION OF HIGH QUALITY DIGITAL ELEVATION MODELS
DEM/DTM Surface Point Cloud Image Matching Geometry LIDAR
2014/6/5
Until recently, the acquisition of high quality Digital Elevation Models was dominated by the use of airborne LiDAR. However, the
increasing quality of digital airborne cameras in combination with re...
Evaluation of an Area-Based matching algorithm with advanced shape models
Space Photogrammetry DTM Reconstruction Accuracy Area-based Image Matching Image Warping
2014/7/23
Nowadays, the scientific institutions involved in planetary mapping are working on new strategies to produce accurate high resolution DTMs from space images at planetary scale, usually dealing with ex...