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检索条件"主题词=Object-based Image Analysis"
495 条 记 录,以下是371-380 订阅
排序:
Optimal Combination of Classification Algorithms and Feature Ranking Methods for object-based Classification of Submeter Resolution Z/I-Imaging DMC imagery
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REMOTE SENSING 2015年 第4期7卷 4651-4677页
作者: Canovas-Garcia, Fulgencio Alonso-Sarria, Francisco Univ Murcia Inst Univ Agua & Medio Ambiente E-30100 Murcia Spain Univ Tecn Particular Loja Dept Geol & Minas & Ingn Civil Loja Ecuador
object-based image analysis allows several different features to be calculated for the resulting objects. However, a large number of features means longer computing times and might even result in a loss of classificat... 详细信息
来源: 评论
Potential of multitemporal Gaofen-1 panchromatic/multispectral images for crop classification: case study in Xinjiang Uygur Autonomous Region, China
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JOURNAL OF APPLIED REMOTE SENSING 2015年 第1期9卷 096035-1-096035-15页
作者: Hao, Pengyu Wang, Li Niu, Zheng Chinese Acad Sci Inst Remote Sensing & Digital Earth State Key Lab Remote Sensing Sci Beijing 100101 Peoples R China Univ Chinese Acad Sci Beijing 100049 Peoples R China
Gaofen-1 panchromatic/multispectral (GF-1 PMS) data have both high spatial and temporal resolutions, and this research aims at evaluating the potential of GF-1 PMS data for crop classification. Three PMS images (at da... 详细信息
来源: 评论
Spatial application of Random Forest models for fine-scale coastal vegetation classification using object based analysis of aerial orthophoto and DEM data
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INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION 2015年 42卷 106-114页
作者: Juel, Anders Groom, Geoffrey Brian Svenning, Jens-Christian Ejrnaes, Rasmus Aarhus Univ Dept Biosci Sect Biodivers & Conservat DK-8410 Kalo Ronde Denmark Aarhus Univ Dept Biosci Sect Ecoinformat & Biodivers DK-8000 Aarhus C Denmark
High spatial resolution mapping of natural resources is much needed for monitoring and management of species, habitats and landscapes. Generally, detailed surveillance has been conducted as fieldwork, numerical analys... 详细信息
来源: 评论
Determination of the age of oil palm from crown projection area detected from World View-2 multispectral remote sensing data: The case of Ejisu-Juaben district, Ghana
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ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING 2015年 第Feb.期100卷 118-127页
作者: Chemura, Abel van Duren, Iris van Leeuwen, Louise M. Chinhoyi Univ Technol Dept Environm Sci & Technol Chinhoyi Zimbabwe Univ Twente Nat Resource Dept ITC NL-7500 AE Enschede Netherlands
Information about age of oil palm is important in sustainability assessments, carbon mapping, yield projections and precision agriculture. The aim of this study was to develop and test an approach to determine the age... 详细信息
来源: 评论
A local approach to optimize the scale parameter in multiresolution segmentation for multispectral imagery
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GEOCARTO INTERNATIONAL 2015年 第8期30卷 937-961页
作者: Canovas-Garcia, F. Alonso-Sarria, F. Univ Cuenca Dept Ingn Civil Cuenca Ecuador Univ Murcia Inst Univ Agua & Medio Ambiente Murcia Spain
The results obtained using the object-based image analysis approach for remote sensing image analysis depend strongly on the quality of the segmentation step. In this paper, to optimize the scale parameter in a multir... 详细信息
来源: 评论
Automatic detection of sinkhole collapses at finer resolutions using a multi-component remote sensing approach
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NATURAL HAZARDS 2015年 第2期78卷 1021-1044页
作者: Dou, Jie Li, Xia Yunus, Ali P. Paudel, Uttam Chang, Kuan-Tsung Zhu, Zhongfan Pourghasemi, Hamid Reza Univ Tokyo Dept Nat Environm Studies Kashiwa Chiba 2778568 Japan Sun Yat Sen Univ Sch Geog & Planning Guangzhou 510275 Guangdong Peoples R China Minghsin Univ Sci & Technol Dept Civil Engn & Environm Informat Hsinchu Taiwan Beijing Normal Univ Coll Water Sci Beijing 100875 Peoples R China Shiraz Univ Coll Agr Dept Nat Resources & Environm Shiraz Iran
Sinkhole development is a typical geological disaster found in areas of carbonate bedrock. Compared with other geological disasters, sinkholes are considerably smaller and scattered according to scale and spatial dist... 详细信息
来源: 评论
Designing a New Framework Using Type-2 FLS and Cooperative-Competitive Genetic Algorithms for Road Detection from IKONOS Satellite imagery
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REMOTE SENSING 2015年 第7期7卷 8271-8299页
作者: Nikfar, Maryam Zoej, Mohammad Javad Valadan Mokhtarzade, Mehdi Shoorehdeli, Mahdi Aliyari KN Toosi Univ Technol Fac Geodesy & Geomat Engn Dept Photogrammetry & Remote Sensing Tehran *** Iran KN Toosi Univ Technol Fac Elect Engn Control Dept Tehran *** Iran
The growing availability of high-resolution satellite imagery provides an opportunity for identifying road objects. Most studies associated with road detection are scene-related and also based on the digital number of... 详细信息
来源: 评论
Effects of atmospheric correction and pansharpening on LULC classification accuracy using WorldView-2 imagery
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Information Processing in Agriculture 2015年 第1期2卷 25-36页
作者: Chinsu Lin Chao-Cheng Wu Khongor Tsogt Yen-Chieh Ouyang Chein-I Chang Department of Forestry and Natural Resources National Chiayi University300 University Rd.Chiayi 60004Taiwan Department of Electrical Engineering National Taipei University of Technology1 Zhongxiao E.Rd.Sec.3Taipei 10608Taiwan Department of Electrical Engineering National Chung Hsing University250Kuo Kuang Rd.Taichung 402Taiwan Department of Computer Science and Electrical Engineering UMBC1000 Hilltop CircleBaltimoreMD 20250USA
Changes of Land Use and Land Cover(LULC)affect atmospheric,climatic,and biological spheres of the *** LULC map offers detail information for resources management and intergovernmental cooperation to debate global warm... 详细信息
来源: 评论
High-resolution maps of forest-urban watersheds present an opportunity for ecologists and managers
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LANDSCAPE ECOLOGY 2015年 第2期30卷 313-323页
作者: Stueve, Kirk M. Hollenhorst, Tom P. Kelly, John R. Johnson, Lucinda B. Host, George E. Univ Minnesota Nat Resources Res Inst Duluth MN 55811 USA US EPA Midcontinent Ecol Div Duluth MN 55804 USA
Green infrastructure may improve water quality and mitigate flooding in forest-urban watersheds, but reliably quantifying all benefits is challenging because most land cover maps depend on moderate- to low-resolution ... 详细信息
来源: 评论
Pixel-based and object-based classifications using high- and medium-spatial-resolution imageries in the urban and suburban landscapes
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GEOCARTO INTERNATIONAL 2015年 第10期30卷 1113-1129页
作者: Estoque, Ronald C. Murayama, Yuji Akiyama, Chiaki Mizutani Univ Tsukuba Fac Life & Environm Sci Tsukuba Ibaraki Japan Natl Inst Environm Studies Tsukuba Ibaraki Japan
With the increasing availability of high-spatial-resolution remote sensing imageries and with the observed limitations of pixel-based techniques, the development and testing of geographic object-based image analysis (... 详细信息
来源: 评论