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检索条件"主题词=Object-based Image Analysis"
495 条 记 录,以下是201-210 订阅
排序:
The use of high-resolution remote sensing for plague surveillance in Kazakhstan
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REMOTE SENSING OF ENVIRONMENT 2010年 第3期114卷 674-681页
作者: Addink, E. A. De Jong, S. M. Davis, S. A. Dubyanskiy, V. Burdelov, L. A. Leirs, H. Univ Utrecht Dept Phys Geog NL-3508 TC Utrecht Netherlands Yale Univ Sch Med Epidemiol & Publ Hlth New Haven CT 06520 USA Univ Utrecht Dept Vet Med NL-3508 TD Utrecht Netherlands M Aikimbayevs Kazakh Sci Ctr Quarantine & Zoonot Anti Plague Inst Alma Ata 050074 Kazakhstan Univ Antwerp Dept Biol B-2020 Antwerp Belgium Univ Aarhus Dept Integrated Pest Management Danish Pest Infestat Lab DK-2800 Lyngby Denmark
Bubonic plague, caused by the bacteria Yersinia pestis, persists as a public health problem in many parts of the world, including central Kazakhstan. Bubonic plague occurs most often in humans through a flea bite, whe... 详细信息
来源: 评论
Evaluating the Potential of WorldView-2 Data to Classify Tree Species and Different Levels of Ash Mortality
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REMOTE SENSING 2014年 第5期6卷 4515-4545页
作者: Waser, Lars T. Kuechler, Meinrad Juette, Kai Stampfer, Theresia Swiss Fed Res Inst WSL CH-8903 Birmensdorf Switzerland Landesforst Mecklenburg Vorpommern Fachgebiet Entwicklung & Betrieb IT Gestutzter Fa D-19061 Schwerin Germany
Forest disturbances in central Europe caused by fungal pests may result in widespread tree mortality. To assess the state of health and to detect disturbances of entire forest ecosystems, up-to-date knowledge of the t... 详细信息
来源: 评论
Retrieving individual tree heights from a point cloud generated with optical imagery from an unmanned aerial vehicle (UAV)
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CANADIAN JOURNAL OF FOREST RESEARCH 2020年 第10期50卷 1012-1024页
作者: Wang, Meimei Lin, Jiayuan Southwest Univ Sch Geog Sci Minist Educ Chongqing Jinfo Mt Field Sci Observat & Res Stn K Chongqing 400715 Peoples R China Southwest Univ Sch Geog Sci Chongqing Engn Res Ctr Remote Sensing Big Data Ap Chongqing 400715 Peoples R China
Individual tree height (ITH) is one of the most important vertical structure parameters of a forest. Field measurement and laser scanning are very expensive for large forests. In this paper, we propose a cost-effectiv... 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
Can segmentation evaluation metric be used as an indicator of land cover classification accuracy?
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JOURNAL OF APPLIED REMOTE SENSING 2016年 第4期10卷
作者: Lenarcic, Andreja Svab Duric, Natasa Cotar, Klemen Ritlop, Klemen Ostir, Kristof Slovenian Ctr Excellence Space Sci & Technol Askerceva Cesta 12 SI-1000 Ljubljana Slovenia Univ Ljubljana Fac Civil & Geodet Engn Jamova Cesta 2 SI-1000 Ljubljana Slovenia Slovenian Acad Sci & Arts Res Ctr Novi Trg 2 SI-1000 Ljubljana Slovenia
It is a broadly established belief that the segmentation result significantly affects subsequent image classification accuracy. However, the actual correlation between the two has never been evaluated. Such an evaluat... 详细信息
来源: 评论
Improving hyperspectral image segmentation by applying inverse noise weighting and outlier removal for optimal scale selection
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ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING 2021年 171卷 348-366页
作者: Dao, Phuong D. Mantripragada, Kiran He, Yuhong Qureshi, Faisal Z. Univ Toronto Dept Geog Geomat & Environm 3359 Mississauga Rd Mississauga ON L5L 1C6 Canada Univ Toronto Sch Environm 33 Willcocks St Toronto ON M5S 3E8 Canada Ontario Tech Univ Fac Sci 2000 Simcoe St North Oshawa ON L1G OC5 Canada
Optimal scale selection for image segmentation is an essential component of the object-based image analysis (OBIA) and interpretation. An optimal segmentation scale is a scale at which image objects, overall, best rep... 详细信息
来源: 评论
Hybrid region merging method for segmentation of high-resolution remote sensing images
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ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING 2014年 第Dec.期98卷 19-28页
作者: Zhang, Xueliang Xiao, Pengfeng Feng, Xuezhi Wang, Jiangeng Wang, Zuo Nanjing Univ Jiangsu Prov Key Lab Geog Informat Sci & Technol Nanjing Peoples R China Nanjing Univ Key Lab Satellite Mapping Technol & Applicat Stat Nanjing Peoples R China Nanjing Univ Dept Geog Informat Sci Nanjing Jiangsu Peoples R China Nanjing Univ Informat Sci & Technol Sch Atmospher Phys Nanjing Peoples R China
image segmentation remains a challenging problem for object-based image analysis. In this paper, a hybrid region merging (HRM) method is proposed to segment high-resolution remote sensing images. HRM integrates the ad... 详细信息
来源: 评论
Supremal multiscale signal analysis
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SIAM JOURNAL ON MATHEMATICAL analysis 2004年 第1期36卷 94-120页
作者: Braga-Neto, U Goutsias, J Univ Texas MD Anderson Canc Ctr Sect Clin Canc Genet Houston TX 77030 USA Texas A&M Univ Dept Elect Engn College Stn TX 77840 USA Johns Hopkins Univ Ctr Imaging Sci Baltimore MD 21218 USA Johns Hopkins Univ Dept Elect & Comp Engn Baltimore MD 21218 USA
We introduce a novel approach to nonlinear signal analysis, which is referred to as supremal multiscale analysis. The proposed approach provides a rigorous mathematical foundation for a class of nonlinear multiscale s... 详细信息
来源: 评论
Unsupervised image segmentation evaluation and refinement using a multi-scale approach
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ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING 2011年 第4期66卷 473-483页
作者: Johnson, Brian Xie, Zhixiao Florida Atlantic Univ Dept Geosci Boca Raton FL 33431 USA
In this study, a multi-scale approach is used to improve the segmentation of a high spatial resolution (30 cm) color infrared image of a residential area. First, a series of 25 image segmentations are performed in Def... 详细信息
来源: 评论
object-based urban structure type pattern recognition from Landsat TM with a Support Vector Machine
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INTERNATIONAL JOURNAL OF REMOTE SENSING 2016年 第17期37卷 4059-4083页
作者: Wieland, Marc Torres, Yolanda Pittore, Massimiliano Benito, Belen GFZ German Res Ctr Geosci Ctr Early Warning Syst D-14473 Potsdam Germany Tech Univ Madrid Earthquake Engn Res Grp Madrid Spain
This study evaluates the potential of object-based image analysis in combination with supervised machine learning to identify urban structure type patterns from Landsat Thematic Mapper (TM) images. The main aim is to ... 详细信息
来源: 评论