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检索条件"主题词=Object-based Image Analysis"
495 条 记 录,以下是411-420 订阅
排序:
Mangrove Species Identification: Comparing WorldView-2 with Aerial Photographs
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REMOTE SENSING 2014年 第7期6卷 6064-6088页
作者: Heenkenda, Muditha K. Joyce, Karen E. Maier, Stefan W. Bartolo, Renee Charles Darwin Univ Res Inst Environm & Livelihoods Casuarina NT 0909 Australia Dept Environm Environm Res Inst Supervising Scientist Darwin NT 0801 Australia
Remote sensing plays a critical role in mapping and monitoring mangroves. Aerial photographs and visual image interpretation techniques have historically been known to be the most common approach for mapping mangroves... 详细信息
来源: 评论
object-based extraction of bark beetle (Ips typographus L.) infestations using multi-date LANDSAT and SPOT satellite imagery
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PROGRESS IN PHYSICAL GEOGRAPHY-EARTH AND ENVIRONMENT 2014年 第6期38卷 755-785页
作者: Latifi, Hooman Fassnacht, Fabian E. Schumann, Bastian Dech, Stefan Univ Wurzburg D-97074 Wurzburg Germany Karlsruhe Inst Technol D-76021 Karlsruhe Germany German Aerosp Ctr DLR Cologne Germany
As major agents of biological disturbances, bark beetle infestations have been reported to account for a large portion of damage that occur in European forest stands. As a result, accurate spatiotemporal characterizat... 详细信息
来源: 评论
Incorporating road and parcel data for object-based classification of detailed urban land covers from NAIP images
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GISCIENCE & REMOTE SENSING 2014年 第5期51卷 498-520页
作者: Qiu, Xiaomin Wu, Shuo-Sheng Miao, Xin Missouri State Univ Dept Geog Geol & Planning Springfield MO 65897 USA
A map showing various urban features, such as buildings, roads, and vegetation, is useful for a variety of urban planning applications. The objective of this study was to incorporate road and parcel GIS data as well a... 详细信息
来源: 评论
Significance analysis of Different Types of Ancillary Geodata Utilized in a Multisource Classification Process for Forest Identification in Germany
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IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING 2014年 第6期52卷 3453-3463页
作者: Foerster, Michael Kleinschmit, Birgit Tech Univ Berlin Geoinformat Environm Planning Lab Inst Landscape Architecture & Environm Planning D-10623 Berlin Germany
Ancillary geodata can supply information to enhance classification accuracy for a variety of remote-sensing applications. To understand the integration of different data into a knowledge-based multisource classificati... 详细信息
来源: 评论
Monitoring large oil slick dynamics with moderate resolution multispectral satellite data
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NATURAL HAZARDS 2014年 第2期73卷 473-492页
作者: Maianti, Pieralberto Rusmini, Marco Tortini, Riccardo Dalla Via, Giorgio Frassy, Federico Marchesi, Andrea Nodari, Francesco Rota Gianinetto, Marco Politecn Milan Dept Architecture Built Environm & Construct Engn Lab Remote Sensing L RS I-20133 Milan Italy ERM Italia SpA I-20124 Milan Italy Michigan Technol Univ Dept Geol & Min Engn & Sci Houghton MI 49931 USA
Accidental release of crude oil into the sea due to human activity causes water pollution and heavy damages to natural ecosystems killing birds, fish, mammals and other organisms. A number of monitoring systems are us... 详细信息
来源: 评论
Utilizing National Agriculture imagery Program Data to Estimate Tree Cover and Biomass of Pinon and Juniper Woodlands
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RANGELAND ECOLOGY & MANAGEMENT 2014年 第5期67卷 563-572页
作者: Hulet, April Roundy, Bruce A. Petersen, Steven L. Bunting, Stephen C. Jensen, Ryan R. Roundy, Darrell B. ARS USDA Eastern Oregon Agr Res Ctr Burns OR 97720 USA Brigham Young Univ Dept Plant & Wildlife Sci Provo UT 84602 USA Univ Idaho Dept Forest Rangeland & Fire Sci Moscow ID 83844 USA Brigham Young Univ Dept Geog Provo UT 84602 USA
With the encroachment of pinon (Pinus ssp.) and juniper (Juniperus ssp.) woodlands onto sagebrush steppe rangelands, there is an increasing interest in rapid, accurate, and inexpensive quantification methods to estima... 详细信息
来源: 评论
Uncertainty in urban forest canopy assessment: Lessons from Seattle, WA, USA
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URBAN FORESTRY & URBAN GREENING 2014年 第1期13卷 152-157页
作者: Richardson, Jeffrey J. Moskal, L. Monika Univ Washington Sch Environm & Forest Sci Seattle WA 98195 USA
Increasing urbanization around the globe is leading to concern over the loss of tree canopy within cities, but quantifying urban forest canopy cover can be difficult. We discuss methods of assessing canopy cover withi... 详细信息
来源: 评论
object-based land-cover classification for metropolitan Phoenix, Arizona, using aerial photography
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INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION 2014年 第1期33卷 321-330页
作者: Li, Xiaoxiao Myint, Soe W. Zhang, Yujia Galletti, Chritopher Zhang, Xiaoxiang Turner, Billie L., II Arizona State Univ Global Inst Sustainabil Tempe AZ 85287 USA Arizona State Univ Sch Geog Sci & Urban Planning Tempe AZ 85287 USA Hohai Univ Inst Geog Sci & Engn Nanjing 210098 Jiangsu Peoples R China
Detailed land-cover mapping is essential for a range of research issues addressed by the sustainability and land system sciences and planning. This study uses an object-based approach to create a 1 m land-cover classi... 详细信息
来源: 评论
A rule-based image analysis approach for calculating residues and vegetation cover under field conditions
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CATENA 2014年 113卷 363-369页
作者: Bauer, Th. Strauss, P. Fed Agcy Water Management Inst Land & Water Management Res A-3252 Petzenkirchen Austria
Estimation of soil cover by residues and vegetation is a fundamental issue for many agriculture-related topics, especially topics dealing with mulching practices and soil erosion, because the amount of cover is a basi... 详细信息
来源: 评论
Combining object-based classification and data mining algorithm to classify urban surface materials from WorldView-2 satellite image
Combining object-based classification and data mining algori...
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5th International Conference on Information Science and Applications (ICISA)
作者: Hamedianfar, Alireza Shafri, Helmi Zulhaidi Mohd Univ Putra Malaysia Fac Engn Dept Civil Engn Serdang 43400 Selangor Malaysia Univ Putra Malaysia Fac Engn GISRC Serdang 43400 Selangor Malaysia
Although object-based image analysis (OBIA) has been used for detailed classification of urban areas, its attribute selection and knowledge discovery have been time consuming and subjective to analysts' performanc... 详细信息
来源: 评论