搜索结果: 121-135 共查到“测绘科学技术 segmentation”相关记录166条 . 查询时间(0.015 秒)
SEGMENTATION OF UAV-BASED IMAGES INCORPORATING 3D POINT CLOUD INFORMATION
Image segmentation Building detection UAV images 3D point cloud Texture Region growing
2015/4/1
Numerous applications related to urban scene analysis demand automatic recognition of buildings and distinct sub-elements. For example, if LiDAR data is available, only 3D information could be leverag...
A COMPARISON OF NEURO-FUZZY AND TRADITIONAL IMAGE SEGMENTATION METHODS FOR AUTOMATED DETECTION OF BUILDINGS IN AERIAL PHOTOS
neural segmentation classifi cation
2015/3/24
Using a set of colour-infrared aerial photos, we compare a newly developed neural net based clustering method with a
method based on the classical ISODATA algorithm. The primary focus is on the detec...
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 ...
OBJECT SEGMENTATION WITH REGION GROWING AND PRINCIPAL COMPONENT ANALYSIS
Principal Component Analysis Tensorization
2015/3/24
The paper considers the problem of object segmentation and shape recognition in discrete noisy data. Two different algorithms
combine region growing techniques with principal component analysis. The...
INDUCTIVE CLUSTERING: AUTOMATING LOW-LEVEL SEGMENTATION IN HIGH RESOLUTION IMAGES
Classification Edge GIS High Resolution
2015/3/24
In this paper we present a new classification technique for segmenting remotely sensed images, based on cluster analysis and machine
learning. Traditional segmentation techniques which use clusterin...
AUTOMATED TECHNIQUES FOR SATELLITE IMAGE SEGMENTATION
AUTOMATED TECHNIQUES SATELLITE IMAGE SEGMENTATION
2015/3/16
AUTOMATED TECHNIQUES FOR SATELLITE IMAGE SEGMENTATION.
SEGMENTATION OF HIGH-RESOLUTION REMOTELY SENSED DATA - CONCEPTS, APPLICATIONS AND PROBLEMS
HIGH-RESOLUTION REMOTELY SENSED DATA - CONCEPTS APPLICATIONS PROBLEMS
2015/3/16
SEGMENTATION OF HIGH-RESOLUTION REMOTELY SENSED DATA - CONCEPTS, APPLICATIONS AND PROBLEMS.
SEGMENTATION OF TIN-STRUCTURED SURFACE MODELS.
A NEW APPROACH FOR SEGMENTATION-BASED TEXTURING OF LASER SCANNING DATA
Laser scanning Texturing Segmentation Boundary detection
2015/3/3
In recent years, laser scanning systems have been recognized as a fast and accurate technology for the acquisition of high density spatial data. The advent of these systems has reduced the cost and in...
SEGMENTATION AND CLASSIFICATION OF LANDSAT-TM IMAGES TO MONITOR THE SOIL USE
Classification Segmentation
2015/2/4
A hybrid unsupervised/supervised classification method is described and applied to
Landsat TM images. This method differs from the conventional classification in the sense that the
clustering algori...
COMBINED APPLICATION OF AEROPHOTOGRAMMETRY,LASER SCANNING AND DYNAMIC SEGMENTATION TO RECONSTRUCT THREE-DIMENSIONAL WATERCOURSE NETWORKS
Analytical and Digital Photogrammetry Airborne Laser Scanning Digital Terrain Model GIS, Dynamic Segmentation Watercourse Networks
2015/2/3
The data generation of highly detailed digital terrain models including an integrated 3D watercourse network is a requirement of the extensive approval and monitoring process within the environmental ...
The task of object recognition involves classifying extracted objects, given a collection of extracted objects, each belonging to a predefined class. Inherently, object recognition from imagery is an ...
LIKELIHOOD-BASED IMAGE SEGMENTATION AND CLASSIFICATION: CONCEPTS AND APPLICATIONS
Classification Knowledge Engineering Remote Sensing Segmentation
2014/12/31
This paper describes a likelihood-based segmentation and classification method for remotely sensed images. It is based on optimization of a utility function, described as a function of likelihood of a...
A NEW APPROACH TO EDGE-PRESERVING SMOOTHING FOR EDGE EXTRACTION AND IMAGE SEGMENTATION
Image Processing Filtering Radiometric Quality Feature Extraction Edge Extraction Segmentation Multi-spectral Data
2014/12/31
This paper introduces a new approach to edge-preserving smoothing of digital images. It is designed for an effective elimination of the image noise within digital images what is an essential step in a...
SEGMENTATION OF LASER ALTIMETER DATA FOR BUILDING RECONSTRUCTION: DIFFERENT PROCEDURES AND COMPARISON
Segmentation Laser Building Evaluation Surface Reconstruction
2014/12/31
One important step in the reconstruction of buildings from laser altimeter data is the segmentation step. In this contribution four procedures known from literature are investigated and compared. One ...