搜索结果: 1-15 共查到“遥感信息工程 Edge”相关记录15条 . 查询时间(0.12 秒)
DIFFERENTIAL SEARCH ALGORITHM BASED EDGE DETECTION
Differential Search Algorithm Edge Detection Image Fusion
2016/11/23
In this paper, a new method has been presented for the extraction of edge information by using Differential Search Optimization Algorithm. The proposed method is based on using a new heuristic image t...
EDGE FINING ALGORITHM OF TEXTURE CLASSIFICATION FOR HIGH RESOLUTION REMOTE SENSING IMAGES
Image interpretation Classification Image understanding Texture Analysis Land Cover High resolution Image
2015/12/31
In order to improve the classification accuracy of the high resolution remote sensing images, the algorithm based on texture features is proposed in this paper. The image is classified initially by te...
A NOVEL EDGE-DETECTION BASED SEGMENTATION ALGORITHM FOR POLARIMETRIC SAR IMAGES
Pattern Recognition Segmentation Image understanding Feature extraction Land Cover
2015/12/30
Aiming at overcoming the disadvantages of the algorithm proposed by White, R. G. (RGW) and making it applicable for PolSAR data classification, a novel edge-detection algorithm based on segmentation f...
Research on Edge Extraction with Level Set Method
Remote Sensing Image processing Edge Extraction Level Set C-V model
2015/12/16
Image edge detection or extraction is always a research hotspot in remote sensing image processing. Up to now, there are many methods have been used in this area, such as threshold segmentation, edge ...
An Edge Detection Algorithms for Remote Sensing Image
Multispectral RS image Edge detection Object-cloud Multi-dimensional spatial mapping model
2015/12/8
An edge detection algorithm for multispectral remote sensing image is proposed in this paper. According to the uncertainty of the objects in the RS image and the characters of multispectral image, we ...
A Multi-temporal Image Registration Method Based on Edge Matching and Maximum Likelihood Estimation Sample Consensus
Change Detection Remote Sensing Registration Edge Matching
2015/12/8
In the paper, we propose a newly registration method for multi-temporal image registration. Multi-temporal image registration has two difficulties: one is how to design matching strategy to gain enoug...
EDGE DETECTION IN GEOLOGIC FORMATION EXTRACTION: CLOSE RANGE AND REMOTE SENSING CASE STUDIES
Analog Non-metric Camera Geology Automation Edge Extraction
2015/5/27
Edge detection is one of the most frequently used techniques in digital image processing. Its application area reaches from astronomy to medicine where isolation of objects focused on from the unwante...
A NOVEL APPROACH FOR EDGE DETECTION OF LOW CONTRAST SATELLITE IMAGES
Sobel Edge Detector Fractional Order Differentiator Chebyshev Polynomial based Approximation Satellite Images
2015/4/1
Discrimination between texture edges and geometrical edges is very difficult in low contrast images. Satellite images are low contrast images. It is important to extract the edges that are not clearly...
SEMI-AUTOMATED EDGE SEGMENT SPECIFICATION FOR AN INTERACTIVE MODELLING SYSTEM OF ROBOT ENVIRONMENTS
Modelling Semi-automation User interfaces On-line Robots
2015/1/6
Interactive methods are well suited to telerobotics purposes. Based on the super-imposition of the model on video images,they provide a friendly way to acquire or update the environment model from an ...
STRAIGHT EDGE EXTRACTION FROM MULTIPLE VIEWS FOR RECONSTRUCTION OF MAN-MADE OBJECTS
buildings edge extraction image matching reconstruction
2014/12/31
Man-made object extraction and reconstruction based on edge models are widely used. This paper describes technique of low level extraction of 3D straight edges from multiple views, each of which is gr...
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...
EXPLOITING COLOR FOR EDGE EXTRACTION AND LINE SEGMENT STEREO MATCHING IN HIGH-RESOLUTION AERIAL IMAGERY
Image matching Multi-spectral data Automation Edge extraction Buildings
2014/12/31
This paper investigates into the added value of color information for edge extraction and straight edge segment matching between stereo views. For edge extraction in color images different methods pro...
KNOWLEDGE-BASED IMAGE ANALYSIS FOR 3D EDGE EXTRACTION AND ROAD RECONSTRUCTION
Feature Extraction Edge Matching Model-based Processing Reconstruction Data fusion Color
2014/12/31
Road network extraction from aerial images has received attention in photogrammetry and computer vision for decades.We present a concept for road network reconstruction from aerial images using knowle...
NON-LINEAR SCALE AND ORIENTATION FREE CORRELATION MATCHING ALGORITHM BASED ON EDGE CORRESPONDENCE
Photogrammetry Remote Sensing Image Matching Image Stereo DEM Generation
2014/12/31
A novel image matching algorithm is presented in this paper. One significant property of this algorithm is: free of large non-linear scale difference and orientation difference between left and right....
A SAR SPECKLE FILTERING ALGORITHM TOWARDS EDGE SHARPENING
Radar Speckle Reduction Texture Image Processing
2014/12/29
One of the major difficulties when classifying synthetic aperture radar (SAR) images is the existence of speckle due to coherent processing. Existing speckle filtering algorithms can effectively reduc...