搜索结果: 1-15 共查到“测绘科学技术 Object Extraction”相关记录17条 . 查询时间(0.09 秒)
MAN-MADE OBJECT EXTRACTION FROM REMOTE SENSING IMAGERY BY GRAPH-BASED MANIFOLD RANKING
Man-made Object Extraction Remote Sensing Image Priori Area Extraction Graph Model Manifold Ranking
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2018/5/14
The automatic extraction of man-made objects from remote sensing imagery is useful in many applications. This paper proposes an algorithm for extracting man-made objects automatically by integrating a...
POLE-LIKE OBJECT EXTRACTION FROM MOBILE LIDAR DATA
LiDAR Point Clouds Local Roughness Graph Cuts based segmentation Pole-like object detection DBSCAN based point clustering
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2016/7/5
Object detection and recognition from LiDAR (Light Detection And Ranging) data has been a research topic in the fields of photogrammetry and computer vision. Unlike point clouds collected in well-cont...
A FUSION METHOD OF SAR AND OPTICAL IMAGES FOR URBAN OBJECT EXTRACTION
Satellite remote sensing Sharpening Image understanding Fusion Land cover
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2015/12/31
A new image fusion method of SAR, Panchromatic (Pan) and multispectral (MS) data is proposed. First of all, SAR texture is extracted by ratioing the despeckled SAR image to its low passapproximation, ...
Automatic Object Extraction for Change Detection and GIS Update
Object Extraction Image Understanding Evaluation Disaster Management
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2015/12/16
In this paper we will revise the recent developments in the field of automatic object extraction for change detection and GIS update under different aspects: (1) level of automation; (2) available sen...
SEGMENTATION AND OBJECT EXTRACTION FROM ANISOTROPIC DIFFUSION FILTERED LIDAR INTENSITY DATA
LiDAR Intensity Image Anisotropic Diffusion Segmentation Object-Based Classification
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2015/8/19
LiDAR technology provides two different kinds of data: elevation, obtained by differences in time of the emitted and received laser signal; and intensity, obtained by differences of reflected laser be...
DATA FUSION FOR CLASSIFICATION AND OBJECT EXTRACTION
Classification Extraction Fusion Orthoimage DEM/DTM
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2015/8/7
This paper describes the fusion of information extracted from multispectral digital aerial images for land use classification. The proposed approach integrates spectral classification techniques and s...
AUTOMATIC OBJECT EXTRACTION FROM FULL DIFFERENTIAL MORPHOLOGICAL PROFILE IN URBAN IMAGERY FOR EFFICIENT OBJECT INDEXING AND RETRIEVALS
Urban Object Extraction Segmentation Multispectral Retrieval
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2015/8/3
The differential morphological profile (DMP) can be used for automated extraction of multi-scale urban features, such as buildings, shadows, roads, and other man-made objects. However, characterizatio...
Semi-automated Map Object Extraction From 1m Resolution Space Images
Building Detection Road Extraction Least Squares Matching
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2015/7/15
Extraction of map objects such as roads, railroads, rivers and building boundaries from 1m resolution space images is one of the
important research issue. Automation of this task is crucial for the s...
Multi-resolution and multi-spectral image fusion for urban object extraction
Digital Urban Object
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2015/6/1
A new approach for object extraction from high-resolution satellite images is presented in this paper. The new approach integrates
image fusion, multi-spectral classification, feature extraction and...
OBJECT EXTRACTION FOR DIGITAL PHOTOGRAMMETRIC WORKSTATIONS
Object Extraction Digital Photogrammetry Semi-automation Modeling Statistics Test
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2015/6/1
This paper deals with the state and with promising directions of automated object extraction for digital photogrammetric workstations (DPW). A review of the state of the art shows that there are only ...
A HEIGHT ANDTEXTURE INFORMATION INTERGRATED APPROCH FOR OBJECT EXTRACTION APPLIED TO AUTOMATIC AERIAL TRIANGULATION
Photogrammetry Segmentation Algorithms
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2015/6/1
This paper proposes a method of objects extraction based high and color texture features. Trees or forests are interested objects in
this paper, which are higher than their surroundings. According t...
PREPROCESSING OF SATELLITE DATA FOR URBAN OBJECT EXTRACTION
Optical Satellite Data Stereo processing DSM extraction Spectral classification Urban object detection
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2015/4/1
Very high resolution (VHR) DSMs (digital surface models) derived from stereo- or multi-stereo images from current VHR satellites like WorldView-2 or Pléiades can be produced up to the ground sampling ...
DIFFERENTIAL OBJECT EXTRACTION METHODS FOR AUTOMATED GIS UPDATES
DIFFERENTIAL OBJECT EXTRACTION METHODS GIS
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2015/3/16
DIFFERENTIAL OBJECT EXTRACTION METHODS FOR AUTOMATED GIS UPDATES.
MODEL INDEPENDENT OBJECT EXTRACTION FROM DIGITAL SURFACE MODELS
DSM building extraction urban characterization
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2014/12/31
This paper is devoted to analyze and improve a recently introduced technique that may be applied to Digital Surface Models (DSMs) produced by different sensors (Interferometric SAR, for instance, or L...
FUSION OF OPTICAL IMAGERY AND SAR/INSAR DATA FOR OBJECT EXTRACTION
Data fusion Multi-spectral data Radar Multi-temporal Object recognition
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2014/12/31
Optical imagery such as high-resolution panchromatic or multispectral data, and SAR/INSAR data show different information about the imaged objects, and have different advantages and disadvantages when...