搜索结果: 1-7 共查到“测绘科学技术 Edge Extraction”相关记录7条 . 查询时间(0.063 秒)
A METHOD OF HIGH-RESOLUTION REMOTE SENSING IMAGES BUILDING ON EDGE EXTRACTION
Aerial Images Building Contour Building Recognition Edge Extraction Edge Extraction Semi-Automatic
2015/12/31
This paper proposes a method of high-resolution remote sensing image of buildings on semi-automatic edge extraction. The first, pre-process remote sensing image and detecting all the edge; the second,...
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 ...
Edge Extraction Algorithm Based on Linear Perception Emhancement
Image understanding Edge detection Computer Vision Cluster Analysis Urban planning Aerial photogrammetry
2015/12/9
Edges are very important clues for building reconstruction in city-modeling. But some weak edges, such as roofs’ ridges, are often similar to the background in intensity which causes low gradient magn...
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...