Mapping plant growth forms using structure-from-motion data combined with spectral image derivatives [0.03%]
基于结构从运动数据和光谱图像导数的植物生长形态的映射
Emanuel Arnal Storey
Emanuel Arnal Storey
Mapping plant growth forms is useful to classify and monitor chaparral shrubland community types in southern California. This study evaluates the utility of plant height information, derived from high spatial resolution aerial images and st...
Global trends in ocean phytoplankton: a new assessment using revised ocean colour data [0.03%]
基于修订后的海洋颜色数据评估全球浮游植物的新趋势研究
Watson W Gregg,Cécile S Rousseaux,Bryan A Franz
Watson W Gregg
A recent revision of the NASA global ocean colour record shows changes in global ocean chlorophyll trends. This new 18-year time series now includes three global satellite sensors, the Sea-viewing Wide Field of view Sensor (SeaWiFS), Modera...
Nighttime lights time series of tsunami damage, recovery, and economic metrics in Sumatra, Indonesia [0.03%]
印度尼西亚苏门答腊岛地震海啸灾难的夜间灯光时间序列及其经济恢复指标分析研究
Thomas W Gillespie,Elizabeth Frankenberg,Kai Fung Chum et al.
Thomas W Gillespie et al.
On 26 December 2004, a magnitude 9.2 earthquake off the west coast of the northern Sumatra, Indonesia resulted in 160,000 Indonesians killed. We examine the Defense Meteorological Satellite Program-Operational Linescan System (DMSP-OLS) nig...
A water marker monitored by satellites to predict seasonal endemic cholera [0.03%]
一种用水星标通过卫星监测预测季节性霍乱疫情的方法
Antarpreet Jutla,Ali Shafqat Akanda,Anwar Huq et al.
Antarpreet Jutla et al.
The ability to predict an occurrence of cholera, a water-related disease, offers a significant public health advantage. Satellite based estimates of chlorophyll, a surrogate for plankton abundance, have been linked to cholera incidence. How...
Land cover in Upper Egypt assessed using regional and global land cover products derived from MODIS imagery [0.03%]
基于MODIS影像的全球和区域产品在上埃及土地覆盖评估中的应用分析
Douglas O Fuller,Michael S Parenti,Adel M Gad et al.
Douglas O Fuller et al.
Irrigation along the Nile River has resulted in dramatic changes in the biophysical environment of Upper Egypt. In this study we used a combination of MODIS 250 m NDVI data and Landsat imagery to identify areas that changed from 2001-2008 a...
The effect of input data transformations on object-based image analysis [0.03%]
输入数据变换对基于对象的影像分析的影响研究
Christopher D Lippitt,Lloyd L Coulter,Mary Freeman et al.
Christopher D Lippitt et al.
The effect of using spectral transform images as input data on segmentation quality and its potential effect on products generated by object-based image analysis are explored in the context of land cover classification in Accra, Ghana. Five...