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基于GIS的地震危险性分区评价方法初探
GIS 日喀则 地震危险性 分区评价
2019/1/4
构建基于GIS的地震危险性分区评价模型，选取地震震级、地震频次、断层长度、断裂时代及断裂性质5个评价要素，依据各要素特征提出相应的定量化处理方法，最后依据各评价要素权重，通过叠加分析获得评价结果；利用这一方法对西藏日喀则地区进行地震危险性分区评价，结果显示：日喀则地区的地震高危险区主要分布于谢通门—拉孜一带及南木林东北，地震危险区主要分布于高危险区外缘、日喀则市区及南木林县的小部分地区，其他地区属...
SEMI AUTOMATED LAND COVER LAYER UPDATING PROCESS UTILIZING SPECTRAL ANALYSIS AND GIS DATA FUSION
NTDB (National Topographic Data Base), Segmentation, Classification, nDSM, data fusion
2018/5/11
Technological improvements made in recent years of mass data gathering and analyzing, influenced the traditional methods of updating and forming of the national topographic database. It has brought a ...
基于三维全景技术的虚拟地震台站构建及GIS应用
全景漫游 三维全景 地震台站 图像拼接
2019/1/4
构建了天津地区三维全景漫游的虚拟化地震观测台站，并介绍了其技术原理、技术路线以及制作技巧。通过网页发布使用户利用浏览器即可了解地震台站的工作环境、仪器设备等信息，同时将三维全景与GIS应用相结合，一方面扩展了防震减灾宣传教育面向的领域，增强了网站的互动性，另一方面也为三维全景漫游技术的应用提供参考。
INTEGRATING MULTIPLE CRITERIA EVALUATION AND GIS IN ECOTOURISM: A REVIEW
Ecotourism Development Multiple Criteria Evaluation Analytic Hierarcy Process GIS
2016/10/14
The concept of 'Eco-tourism' is increasingly heard in recent decades. Ecotourism is one adventure that environmentally responsible intended to appreciate the nature experiences and cultures. Ecotouris...
BEYOND FLOOD HAZARD MAPS: DETAILED FLOOD CHARACTERIZATION WITH REMOTE SENSING, GIS AND 2D MODELLING
Flood Hazards LiDAR Flood Simulation HEC RAS 2D Modelling
2016/10/14
Flooding is considered to be one of the most destructive among many natural disasters such that understanding floods and assessing the risks associated to it are becoming more important nowadays. In t...
GIS DATA COLLECTION FOR PEDESTRIAN FACILITIES AND FURNITURE USING MAPINR FOR ANDROID
GIS spatial data collection Mobile GIS smartphones android MAPInr
2016/10/14
Mobile GIS is introduced to reduce the time taken in completing the field data collection procedure. With the expansion of technology today, mobile GIS is not far behind. It can be integrated with the...
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...
ON-LINE INTEGRATION OF GIS AND GPS FOR AUTOMATIC AND INTELLIGENT UPDATING OF SPATIAL DATA
Automatic GPS GIS Integrated Systems Rule-based system spatial data Updating
2015/9/28
One of the most expensive stages in implementation of a GIS system is preparation of spatial data to be entered to the system. It can be said that about 60-80 percent of the project cost is spent for ...
Effects of the 6th September 2002 earthquake: damage amplification in the south-eastern sector of Palermo explained by GIS technology
GIS seismic response site effects Palermo
2015/9/17
During the 6th September 2002 earthquake the highest damage level in Palermo was observed in the SE sector.
This is a recent urbanization area where reinforced concrete structures predominate. A deta...
A GIS-based application for volume estimation and spatial distribution analysis of tephra fallout: a case study of the 122 BC Etna eruption
Geographic Information System (GIS) Tephra fallout Volume estimation Etna
2015/8/18
In this study, we demonstrate the use of a geo-spatial information system for volume estimation of fallout deposits and for identification of syn-eruptive and post-eruptive depositional mechanisms. Fo...
DESIGN AND IMPLEMENTATION OF A WEB-BASED GIS (IN RESPONSE PHASE) FOR EARTHQUAKE DISASTER MANAGEMENT IN TEHRAN CITY
Earthquakes Disaster Management GIS Web based
2015/7/29
Natural hazards (i.e. earthquakes, floods) become disaster when they strike the man-made environment. To effectively reduce the
impact of every disaster, governments prepare a complete strategy, cal...
THREE-DIMENSIONAL (3D) GIS-BASED TOPOGRAPHICALLY MORPHOLOGICAL ANALYSIS AND DYNAMICAL VISUALIZATION OF ASSATEAGUE ISLAND NATIONAL SEASHORE
Three-dimensional DEM/DTM LIDAR GIS Coast Sea Visualization
2015/7/29
The dynamic and complex nature of shorelines and beach topographic morphology present numerous challenges to geospatial
analysis. Displaying and visualizing changes in these environments requires in...
Digital spatial data are subject to temporal changes. The common approach to verify and update the data is to superimpose the data
with up-to-date orthophotos and check the correctness interactively....
基于GIS的2.5维场地地震液化势概率评价
场地 地震液化势 砂土 液化概率判别法 Kriging插值法 2.5维GIS 可视化模型
2013/9/27
用具有概率意义的饱和砂土抗液化强度经验公式对2.5维工程场地进行了地震液化势概率评价,通过Kriging法对目标场地区域进行空间插值,可以对大区域工程场地的液化深度和液化范围进行分析评价;采用不规则三角网表面和四面体综合法共同描述地质体模型,在GIS的3维分析模块支持下建立了液化势可视化模型。研究表明:Kriging法通过已勘测点的土层地震液化势来估计未勘测点的土层地震液化势,能够较好地区划出场地...