搜索结果: 91-105 共查到“知识库 空间物理学”相关记录1150条 . 查询时间(1.928 秒)
OPEN-SOURCE DIGITAL ELEVATION MODEL (DEMs) EVALUATION WITH GPS AND LiDAR DATA
Digital Elevation Model inundation mapping vertical accuracy LiDAR scale factor coastal inundation risk assessment
2016/10/14
Advanced Spaceborne Thermal Emission and Reflection Radiometer-Global Digital Elevation Model (ASTER GDEM), Shuttle Radar Topography Mission (SRTM), and Global Multi-resolution Terrain Elevation Data ...
ACCELERATION OF SEA LEVEL RISE OVER MALAYSIAN SEAS FROM SATELLITE ALTIMETER
Climate Change Sea Level Rise Satellite Altimeter
2016/10/14
Sea level rise becomes our concern nowadays as a result of variously contribution of climate change that cause by the anthropogenic effects. Global sea levels have been rising through the past century...
GRAVITY ANOMALY ASSESSMENT USING GGMS AND AIRBORNE GRAVITY DATA TOWARDS BATHYMETRY ESTIMATION
Satellite gravity mission gravity anomaly and Global Geopotential Model
2016/10/14
The Earth’s potential information is important for exploration of the Earth’s gravity field. The techniques of measuring the Earth’s gravity using the terrestrial and ship borne technique are time con...
空间电子辐射环境探测载荷测试定标试验平台研制
空间电子辐射环境 电子加速器 极弱流
2018/5/4
介绍了中国科学院国家空间科学中心新建成的空间电子辐射环境探测载荷测试定标试验平台.该平台由中、高能极弱流电子加速器以及内置多维真空转台的真空靶室试验终端组成，用于对星载空间电子辐射探测器进行地面加速器测试定标.重点描述了为得到中能极弱流均匀平行束，采用电子轨迹程序Egun对中能极弱流电子加速器进行的物理设计和模拟计算，给出球形结构电子枪在栅网孔不加栅网、加理想栅网和直径1mm孔栅网以及在不同加速管...
THE UNIFIED LEVELLING NETWORK OF SARAWAK AND ITS ADJUSTMENT
Sarawak precise levelling network least–squares adjustment MoreFix levelling adjustment package
2016/10/14
The height reference network of Sarawak has seen major improvement in over the past two decades. The most significant improvement was the establishment of extended precise leveling network of which is...
CADASTRAL POSITIONING ACCURACY IMPROVEMENT: A CASE STUDY IN MALAYSIA
Positional Accuracy Improvement Legacy Dataset Cadastral Modernization
2016/10/14
Cadastral map is a parcel-based information which is specifically designed to define the limitation of boundaries. In Malaysia, the cadastral map is under authority of the Department of Surveying and ...
MARINE GEOID UNDULATION ASSESSMENT OVER SOUTH CHINA SEA USING GLOBAL GEOPOTENTIAL MODELS AND AIRBORNE GRAVITY DATA
Global Geopotential Model Geoid Undulations Airborne Gravity Gravity Missions
2016/10/14
Global geopotential models (GGMs) are vital in computing global geoid undulations heights. Based on the ellipsoidal height by Global Navigation Satellite System (GNSS) observations, the accurate ortho...
MEAN SEA SURFACE (MSS) MODEL DETERMINATION FOR MALAYSIAN SEAS USING MULTI-MISSION SATELLITE ALTIMETER
Sea Surface Height Mean Sea Surface RADS Satellite Altimeter
2016/10/14
The advancement of satellite altimeter technology has generated many evolutions to oceanographic and geophysical studies. A multi-mission satellite altimeter consists with TOPEX, Jason-1 and Jason-2, ...
THE IMPACT OF SEA LEVEL RISE ON GEODETIC VERTICAL DATUM OF PENINSULAR MALAYSIA
Sea Level Rise Tide Gauge Satellite Altimeter Geodetic Vertical Datum
2016/10/14
Sea level rise is rapidly turning into major issues among our community and all levels of the government are working to develop responses to ensure these matters are given the uttermost attention in a...
INFLUENCE OF RIVER BED ELEVATION SURVEY CONFIGURATIONS AND INTERPOLATION METHODS ON THE ACCURACY OF LIDAR DTM-BASED RIVER FLOW SIMULATIONS
LiDAR Digital Terrain Model River Bed Survey Configuration Interpolation Integration Flow Simulation
2016/10/14
In this paper, we investigated how survey configuration and the type of interpolation method can affect the accuracy of river flow simulations that utilize LIDAR DTM integrated with interpolated river...
ESTIMATION OF AERODYNAMIC ROUGHNESS AND ZERO PLANE DISPLACEMENT USING MEDIUM DENSITY OF AIRBORNE LIDAR DATA
Airborne LiDAR Aerodynamic Roughness Length Zero Plane Displacement Forest
2016/10/14
This paper presents a framework to estimate aerodynamic roughness over specific height (zo/H) and zero plane displacement (d/H) over various landscapes in Kelantan State using airborne LiDAR data. The...
THE RELEVANCE OF USING THE MOON’S AGE AS AN ALTERNATIVE IN IMKANUR RUKYAH CRITERIA
Imkanur Rukyah Hijri Calendar New Moon Visibility
2016/10/14
The Imkanur rukyah criteria can be defined as the minimum limit in expecting the new moon’s visibility in determining the beginning of Hijri months. It has been used in the development of Hijri calend...
SPATIAL DATA MINING TOOLBOX FOR MAPPING SUITABILITY OF LANDFILL SITES USING NEURAL NETWORKS
Spatial data mining GIS neural networks ArcGIS toolbox landfill suitability analysis
2016/10/14
Mapping the suitability of landfill sites is a complex field and is involved with multidiscipline. The purpose of this research is to create an ArcGIS spatial data mining toolbox for mapping the suita...
A REVIEW ON LEGAL TRACEABILITY OF GNSS MEASUREMENTS IN THE MALAYSIAN CADASTRAL PRACTICE
Legal Traceability Cadastre Network RTK MyRTKnet
2016/10/14
As the dependency on Global Navigation Satellite System (GNSS) in surveying has been growing over the years, the need for legal traceability of GNSS measurements has become a significant matter. In Ma...
DEVELOPMENT OF A TIME-DEPENDENT 3-PARAMETER HELMERT DATUM TRANSFORMATION MODEL: A CASE STUDY FOR MALAYSIA
GNSS GDM2000 Tectonic Motion Helmert Datum Transformation
2016/10/14
This paper aims to develop a time-dependent 3-parameter Helmert datum transformation model for Malaysia as a proposed solution to the current non-geocentric issue of the Geocentric Datum of Malaysia 2...