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RELATIVE POSE ESTIMATION USING IMAGE FEATURE TRIPLETS
Three-view Geometry Line Triplet Matching Relative Orientation Feature Integration
2015/4/1
A fully automated reconstruction of the trajectory of image sequences using point correspondences is turning into a routine practice. However, there are cases in which point features are hardly detect...
RECONSTRUCTING TREE CROWNS FROM LASER SCANNER DATA FOR FEATURE EXTRACTION
Reconstruction Feature Extraction Laser Scanning
2015/3/25
The objective of this study was to carry out reconstruction of single tree crowns from laser scanner data to use the obtained vector
model for feature extraction. The reconstruction was implemented i...
METROPOGIS: A FEATURE BASED CITY MODELING SYSTEM
feature extraction vanishing points line matching
2015/3/24
In this paper we report on a system to extract 3D information from oriented digital facade images using various feature
extraction/matching methods. We emphasize on 2D feature extraction from digital...
BUILDING RECONSTRUCTION BASED ON MDL PRINCIPLE FROM 3-D FEATURE POINTS
Reconstruction Urban Three-dimensional Method Building
2015/3/24
For 3-D building reconstructions of urban areas, we present a fully automatic shape recovery method that uses 3-D points acquired
from aerial image sequences. This paper focuses on shape recovery of...
FEATURE EXTRACTION FOR QUALITY ASSESSMENT OF AERIAL IMAGE SEGMENTATION
Protocol, Performance, Segmentation
2015/3/24
We present a new evaluation methodology and a feature extraction scheme for segmentation algorithms in the context
of photo-interpretation. The novelty of the proposed methodology is that subjective ...
HEURISTIC FILTERING AND 3D FEATURE EXTRACTION FROM LIDAR DATA
LIDAR feature extraction building extraction
2015/3/24
The need for a fast, efficient and low cost algorithm for extracting 3D features in urban areas is increasing. Consequently, research
in feature extraction has intensified. In this paper we present ...
ASSESSMENT OF TWO CHEAP CLOSE-RANGE FEATURE EXTRACTION SYSTEMS
EXTRACTION SYSTEMS CHEAP CLOSE-RANGE
2015/3/24
The use of non-metric cameras in photogrammetric applications is considered under very strict constraints due to their instability and
lack of fiducial coordinate system. Architectural building docu...
HDR IMAGING FOR FEATURE DETECTION ON DETAILED ARCHITECTURAL SCENES
Feature detection High dynamic range Tone mapping Architectural Scenes
2015/3/3
3D reconstruction relies on accurate detection, extraction, description and matching of image features. This is even truer for complex architectural scenes that pose needs for 3D models of high qualit...
CLASSIFIER FOR REMOTELY SENSED IMAGERY USING KOHONEN ’S SELF-ORGANIZING FEATURE MAP WITH REGION GROWING
Remotely Sensed Imagery Self-Organizing Feature Map Region Growing Polar coordinate System
2015/2/4
Applying the region growing to the Kohonen’s self-organizing feature map, a non-supervised classifier for remotely
sensed imagery data is proposed. If the self-organizing feature map is made large e...
Classifying historical remotely sensed imagery using a tempo-spatial feature evolution (T-SFE) model
Classification GIS History Landsat Vegetation
2015/2/4
Large and growing archives of orbital imagery of the earth’s surface collected over the past 40 years provide an important resource for documenting past and current land cover and environmental change...
THE DESIGN IDEA AND FEATURE OF CHINESE NATIONAL GEO-SPATIAL DATA TRANSFER FORMAT
Spatial Data Transfer format Data sharing Data standards Data exchange CNSDTF
2015/1/23
Geo-Spatial Data Transfer Standard is an important part of "National Spatial Data Infrastructure (NSDI)", as well as a necessary means for data sharing. "Chinese National Geo-Spatial Data Transfer For...
EXPLOITING THE MULTI VIEW GEOMETRY FOR AUTOMATIC SURFACES RECONSTRUCTION USING FEATURE BASED MATCHING IN MULTI MEDIA PHOTOGRAMMETRY
Matching Algorithm Multi View Geometry Multi Media Photogrammetry Surface Reconstruction
2015/1/6
In this paper we present a new method of a feature based matching algorithm for a 3D surface reconstruction exploiting the multiview geometry. The matching algorithm conceptually allows parallel proce...
MULTI-SOURCE FEATURE EXTRACTION AND VISUALIZATION IN URBAN ENVIRONMENTS
Sensor Model Invariance Hyperspectral Building Extraction Road Grid Visualization
2014/12/31
Basic research is being performed by a team composed of specialists in photogrammetry, spatial image analysis, remote sensing, computer vision, and visualization, for the purpose of efficiently extrac...
SHAPE RECOVERY FROM HYBRID FEATURE POINTS WITH FACTORIZATION METHOD
Factorization Method Hybrid Feature Points Shape from Motion 3D Digital City
2014/12/31
We are developing shape recovery technology that can semi-automatically process image sequences using the idea of ”Shape from Motion”. In this paper, we investigate an acquisition and recovery method ...
SEMI-AUTOMATED LINEAR FEATURE EXTRACTION USING A KNOWLEDGE RICH OBJECT DATA MODEL
Linear Feature Extraction context object oriented data model
2014/12/31
This paper describes an approach to the extraction and classification of linear features from imagery using an objectoriented data model as a framework to store contextual knowledge. The work reported...