搜索结果: 1-15 共查到“摄影测量与遥感技术 Shape”相关记录31条 . 查询时间(0.125 秒)
AUTOMATIC ROOFTOP EXTRACTION IN STEREO IMAGERY USING DISTANCE AND BUILDING SHAPE REGULARIZED LEVEL SET EVOLUTION
Rooftop extraction Level set DSM DTM
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2017/7/12
Automatic rooftop extraction is one of the most challenging problems in remote sensing image analysis. Classical 2D image processing techniques are expensive due to the high amount of features require...
SHAPE AND CONSTRUCTION OF BRICK VAULTS. CRITERIA, METHODS AND TOOLS FOR A POSSIBLE CATALOGUE
Built heritage cloister vaults laser scanning photogrammetry thermographic investigations
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2017/6/20
The use of cloister vaults in the construction of noble buildings, as covering elements for square or rectangular rooms, is widespread and well-known. The geometric continuity at the intrados makes ge...
DETERMINING TOOTH OCCLUSAL SURFACE RELIEF INDICATOR BY MEANS OF AUTOMATED 3D SHAPE ANALYSIS
Photogrammetry 3D reconstruction Automation Non-contact measurements Odontometry
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2017/6/19
Determining occlusal surface relief indicator plays an important role in odontometric tooth shape analysis. An analysis of the parameters of surface relief indicators provides valuable information abo...
PHOTOGRAMMETRY-BASED AUTOMATED MEASUREMENTS FOR TOOTH SHAPE AND OCCLUSION ANALYSIS
Photogrammetry 3D reconstruction Automation Segmentation Dentistry Odontometry Occlusiometry Odontotomy
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2016/11/11
Tooth measurements (odontometry) are performed for various scientific and practical applications, including dentistry. Present-day techniques are being increasingly based on 3D model use that provides...
REFINEMENT OF STEREO IMAGE ANALYSIS USING PHOTOMETRIC SHAPE RECOVERY AS AN ALTERNATIVE TO BUNDLE ADJUSTMENT
Stereo Image Analysis Shape from Shading Bundle Adjustment DEM 67P/Churyumov-Gerasimenko
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2016/11/8
Topographic mapping, e.g. the generation of Digital Elevation Models (DEM), is of general interest to the remote sensing community and scientific research. Commonly, photogrammetric methods, e.g. ster...
SHAPE AND ALBEDO FROM SHADING (SAfS) FOR PIXEL-LEVEL DEM GENERATION FROM MONOCULAR IMAGES CONSTRAINED BY LOW-RESOLUTION DEM
Moon DEM Shape and Albedo from Shading (SAfS) Monocular Image
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2016/11/8
Lunar topographic information, e.g., lunar DEM (Digital Elevation Model), is very important for lunar exploration missions and scientific research. Lunar DEMs are typically generated from photogrammet...
SHAPELEARNER:TOWARDS SHAPE-BASED VISUAL KNOWLEDGE HARVESTING
Shape Knowledge Harvesting Shape Matching Shape Segmentation Shape Synthesis
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2016/7/28
The explosion of images on the Web has led to a number of efforts to organize images semantically and compile collections of visual knowledge. While there has been enormous progress on categorizing en...
IMPROVEMENT AND EXTENSION OF SHAPE EVALUATION CRITERIA IN MULTI-SCALE IMAGE SEGMENTATION
Multi-scale Segmentation Shape Criterion Aspect Ratio Automatic Parameterization F-measure Object-based Image Analysis
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2016/7/28
From the last decade, the multi-scale image segmentation is getting a particular interest and practically being used for object-based image analysis. In this study, we have addressed the issues on mul...
AUTOMATIC SHAPE-BASED TARGET EXTRACTION FOR CLOSE-RANGE PHOTOGRAMMETRY
Target extraction close-range photogrammetry coded target shape-based matching
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2016/7/5
In order to perform precise identification and location of artificial coded targets in natural scenes, a novel design of circle-based coded target and the corresponding coarse-fine extraction algorith...
Projective Reconstruction of Building Shape from Silhouette Images Acquired from Uncalibrated Cameras
Digital Photogrammetry Computer Vision Reconstruction Slicing Urban Planning Visualization
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2015/12/8
Recovering the three-dimensional (3D) object shape lies as an unresolved and active research topic on the cross-section of computer vision, photogrammetry and bioinformatics. Although various techniqu...
MCMC LINKED WITH IMPLICIT SHAPE MODELS AND PLANE SWEEPING FOR 3D BUILDING FACADE INTERPRETATION IN IMAGE SEQUENCES
Markov Chain Monte Carlo Implicit Shape Models Plane Sweeping Facade Interpretation
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2015/8/31
In this paper we propose to link Markov Chain Monte Carlo – MCMC in the spirit of (Dick, Torr, and Cipolla, 2004) with information from Implicit Shape Models – ISM (Leibe and Schiele, 2004) and with P...
IMAGE-BASED 3D SURFACE RECONSTRUCTION BY COMBINATION OF SPARSE DEPTH DATA WITH SHAPE FROM SHADING AND POLARISATION
Industry Metrology Application Polarization Three-dimensional Reconstruction Close Range Photogrammetry
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2015/8/31
In this contribution we describe an image-based framework for 3D surface reconstruction by a combined analysis of reflectance,polarisation, and sparse depth data. An error functional consisting of sev...
IMAGE-BASED 3D SURFACE RECONSTRUCTION BY COMBINATION OF SPARSE DEPTH DATA WITH SHAPE FROM SHADING AND POLARISATION
Industry Metrology Application Polarization Three-dimensional Reconstruction Close Range Photogrammetry
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2015/8/28
In this contribution we describe an image-based framework for 3D surface reconstruction by a combined analysis of reflectance,polarisation, and sparse depth data. An error functional consisting of sev...
TIDAL CHANNEL IDENTIFICATION FROM REMOTELY SENSED DATA USING SPECTRAL AND SHAPE CHARACTERISTICS
Tidal channel Image processing Segmentation
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2015/8/28
Mapping of tidal channels is significant and fundamental in intertidal hydrodynamic studies. This paper is an attempt to develop a
new approach for tidal channel identification from remotely sensed d...
AN APPROACH TO DEVELOP INFORMATION SYSTEM FOR RADAR DATA TO IDENTIFY THE SHAPE OF SHALLOW BURIED METALLIC OBJECTS
Shallow buried objects image analysis monostatic scatterometer
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2015/8/28
Present paper deals the fusion of image analysis and electromagnetic approach to predict the shape of the shallow buried metallic
objects for satellite remote sensing at X-band (i.e., 10 GHz). The sh...