搜索结果: 121-135 共查到“知识库 空间物理学”相关记录1150条 . 查询时间(1.593 秒)
GEOLOGICAL FEATURES MAPPING USING PALSAR-2 DATA IN KELANTAN RIVER BASIN, PENINSULAR MALAYSIA
PALSAR-2 Geological features mapping Kelantan River basin Peninsular Malaysia
2016/10/14
In this study, the recently launched Phased Array type L-band Synthetic Aperture Radar-2 (PALSAR-2) onboard the Advanced Land Observing Satellite-2 (ALOS-2), remote sensing data were used to map geolo...
ESTIMATION OF CO- AND POSTSEISMIC DEFORMATION AFTER THE Mw 8.6 NIAS-SEMEULUE AND Mw 8.5 BENGKULU EARTHQUAKES FROM CONTINUOUS GPS DATA
GPS earthquake postseismic deformation
2016/10/14
The Mw 8.5 Bengkulu earthquake of 30 September 2007 and the Mw8.6 28 March 2005 are considered amongst large earthquake ever recorded in Southeast Asia. The impact into tectonic deformation was record...
PRELIMINARY ESTIMATION OF POSTSEISMIC DEFORMATION PARAMETERS FROM CONTINUOUS GPS DATA IN KOREA PENINSULA AND IEODO AFTER THE 2011 TOHOKU-OKI MW9.0 EARTHQUAKE
Korea Peninsular Tohoku-Oki earthquake postseismic deformation
2016/10/14
This paper describes utilization of GPS data in Korea Peninsula and IEODO ocean research station for investigation of postseismic deformation characteristic after the 2011 Tohoku-oki Mw9.0 Earthquake....
GEOSPATIAL ANALYSIS OF URBAN LAND USE PATTERN ANALYSIS FOR HEMORRHAGIC FEVER RISK – A REVIEW
Land Use Land Cover Hemorrhagic Fever Vector Dengue Fever Malaria Lassa Fever
2016/10/14
Human modification of the natural environment continues to create habitats in which vectors of a wide variety of human and animal pathogens (such as Plasmodium, Aedes aegypti, Arenavirus etc.) thrive ...
THE EFFECT OF COASTLINE CHANGES TO LOCAL COMMUNITY’S SOCIAL-ECONOMIC
Coastline Changes Socio-economic Coastal Vulnerability Index
2016/10/14
The coastal area is absolutely essential for the purposes of resident, recreation, tourism, fisheries and agriculture as a source of socio-economic development of local community. Some of the activiti...
3D STREAMING PROTOCOLS FOR SPATIAL DATA INFRASTRUCTURE: A BRIEF REVIEW
3D Streaming Protocol SDI Area of Interest
2016/10/14
Web services utilizations in Spatial Data Infrastructure (SDI) have been well established and standardized by Open Geospatial 3D graphics rendering has been a topic of interest among scientific domain...
GEOPACKAGE DATA FORMAT FOR COLLABORATIVEMAPPING OF GEOSPATIAL DATAIN LIMITED NETWORKENVIRONMENTS
CollaborativeMapping GeoPackage,Mobile GIS Field Data Collector
2016/10/14
With the growth of technology in earth and space science informatics has led to the revolution in a wide range of geospatial practice. Nowadays collaborative mapping has become a new hot spot, followi...
IDENTIFYING HIGH-RISK POPULATIONS OF TUBERCULOSIS USING ENVIRONMENTAL FACTORS AND GIS BASED MULTI-CRITERIA DECISION MAKING METHOD
GIS Index Model Spatial MCDM Risk Map Shah Alam Tuberculosis Environment
2016/10/14
Development of an innovative method to enhance the detection of tuberculosis (TB) in Malaysia is the latest agenda of the Ministry of Health. Therefore, a geographical information system (GIS) based i...
3D GEOMARKETING SEGMENTATION: A HIGHER SPATIAL DIMENSION PLANNING PERSPECTIVE
Geomarketing Market Segmentation Geo-Clustering 3D Spatial Database 3D GIS Information Retrieval
2016/10/14
Geomarketing is a discipline which uses geographic information in the process of planning and implementation of marketing activities. It can be used in any aspect of the marketing such as price, promo...
TIEGCM集合卡尔曼滤波同化模型设计及初步试验
电离层 数据同化 集合卡尔曼滤波 同时同化
2018/5/4
选择参数化的电离层热层理论模型TIEGCM作为背景模型，基于COSMIC掩星观测的电子密度廓线数据，应用集合卡尔曼滤波方法建立全球电离层电子密度同化模型，实现了全球电离层的电子密度同化.同化结果表明，该同化模型能将观测资料有效同化到背景模式中，获得全球三维电离层电子密度.与背景模式相比，同化得到的电子密度相对于观测值的偏差显著下降.对于有同化和无同化参与的试验，NmF2的标准偏差分别降低约60%和...
多点磁场协同探测反演电离层电流密度
点探测 磁场探测 电离层电流密度
2018/5/4
相对于传统的单点磁场探测，多点磁场协同探测可以同时获得各测点磁场，消除探测磁场随时间的变化，能更好地计算空间电流密度.根据由多点磁场反演计算空间电流密度的计算方法，开展数值仿真，分析卫星编队数量、卫星编队构型、卫星定位偏差、卫星姿态测量误差、磁场测量误差、外部磁场强度及外部电流密度等对电流反演误差的影响.仿真结果表明，5星编队优于4星编队.在5星编队条件下，卫星姿态测量误差、卫星编队构型和外部磁场...
多点磁场协同探测反演电离层电流密度
点探测 磁场探测 电离层电流密度
2018/5/4
相对于传统的单点磁场探测，多点磁场协同探测可以同时获得各测点磁场，消除探测磁场随时间的变化，能更好地计算空间电流密度.根据由多点磁场反演计算空间电流密度的计算方法，开展数值仿真，分析卫星编队数量、卫星编队构型、卫星定位偏差、卫星姿态测量误差、磁场测量误差、外部磁场强度及外部电流密度等对电流反演误差的影响.仿真结果表明，5星编队优于4星编队.在5星编队条件下，卫星姿态测量误差、卫星编队构型和外部磁场...
利用超级双子极光雷达网（Super Dual Aurora Radar Network，SuperDARN）高频雷达、北半球IMAGE地磁台链以及南极中山站的极光观测数据，研究电离层对流对2012年7月14日一个行星际激波扰动事件的响应.在18：10UT行星际激波到达地球并与磁层相互作用触发地磁急始和磁层亚暴，SuperDARN雷达观测到北半球夜侧极区电离层对流显著增强，观测视野覆盖黄河站的Han...
背景条件对低电离层预加热幅度调制的影响
预加热幅度调制 ELF/VLF 背景条件 数值模拟
2018/5/4
基于电离层连续性方程和能量方程，建立了预加热模式下低电离层幅度调制加热理论模型，研究预加热阶段电离层电子密度和调制阶段电流随预加热时间的变化，探讨不同背景条件对幅度调制产生的极低频/甚低频（ELF/VLF）电磁波强度的影响.结果表明，预加热调制在90~100km高度效果较好，在夜间进行预加热调制激发的ELF/VLF强度增幅不明显，各季节中在春季调制强度增幅最大，太阳高年预加热调制比太阳低年的效果好...