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城市AR中,场景结构的自动获取,对自适应信息表达具有重要意义,是解决“层叠式”信息表现形式引发的信息指示不明、场景感知混乱等问题的关键步骤。然而,场景结构信息隐藏在场景图像中,直接提取十分困难。2D地图描述了地理实体的位置、轮廓和空间布局,可作为场景结构提取的先验信息。针对城市AR中场景结构获取难、效率低的问题,本文提出一种基于2D地图的建筑物场景结构自动化提取方法。在地理配准的基础上,首先根据2...
阅文生思:文献是学术思想的源泉——基于高铁旅游研究视角
文献 学术思想 高铁旅游
2021/5/24
文献是学术思想的“源泉”,更是研究生学术研究的“生存之道”。研究者通过“浸泡”在浩瀚的文献库中,广泛阅读和学习文献,可以拓宽视野,从中汲取学术研究“营养”而触发创作灵感;纵向深入阅读与选题相关的文献,厘清要开展研究的思路,有利于构建逻辑性强、层次清晰的研究框架;通过精细、精心地阅读文献,研究者可学习高质量文献中的研究观点、研究方法、数据采集和处理手段,能够为创作学术论文提供思路。
开发一个独立的系统RTViewer对不同商用治疗计划系统的放射治疗数据进行相互验证和对比分析。方法:以放射治疗的质量控制与质量保证为重点,在深入解析DICOM-RT标准的基础上,通过研究主流TPS厂商的底层数据格式,设计DICOM格式放射治疗数据导入、可视化、分析、导出接口,开发RTViewer系统,以实现对不同TPS的放射治疗数据相互验证和对比分析,从而确保放射治疗计划实施的质量。
INTERACTIVE IMAGE GEOLOCALIZATION IN AN IMMERSIVE WEB APPLICATION
3D web application historical images pose estimation
2019/3/2
For a long time people have been interested in the past and history and how we can go back in time using a time machine. And while we cannot invent a time machine, at least not yet, we can create a vi...
IDENTIFICATION OF POTENTIAL SITES FOR WATER HARVESTING STRUCTURES USING GEOSPATIAL TECHNIQUES AND MULTI-CRITERIA DECISION ANALYSIS
Water harvesting structures Remote sensing and GIS Watershed management MSE AHP
2019/2/27
Changing hydrological phenomenon and increase the water demand in all sectors create a huge problem of water scarcity. Precipitation is one and only major source to mitigate this problem. In Central I...
APPLICATION OF VARIOUS OPEN SOURCE VISUALIZATION TOOLS FOR EFFECTIVE MINING OF INFORMATION FROM GEOSPATIAL PETROLEUM DATA
Open Source Geodata Visualization Data Mining Global Petroleum Statistics QGIS, R Sankey Maps
2019/2/27
This study emphasizes the use of various tools for visualizing geospatial data for facilitating information mining of the global petroleum reserves. In this paper, open-source data on global oil trade...
AN EVALUATION OF MULTI TIER APPROACH TOWARDS CAPACITY BUILDING AND INSTITUTIONAL STRENGTHENING THROUGH APPLICATION OF GEO SPATIAL TECHNOLOGY IN PURVIEW OF AMRUT SCHEME
Capacity Building Multi Tier Approach Urban Planning Geo-spatial technology AMRUT
2019/2/27
Many initiatives around the world are emphasising to strengthen the capacities of civil society and local governments to build resilience towards the context of urban planning. The Indian cities are e...
APPLICATION OF INSAR TECHNOLOGY IN GEOGRAPHICAL SITUATION MONITORING
InSAR Geographical situation monitoring D-InSAR The terrain Deformation Interference figure Application
2018/5/15
In this paper, based on the geographical situation monitoring project of the earthquake zone of ludian county, zhaotong city, yunnan province,using the data of the radarsat-2 satellite (time frame is ...
TOPOGRAPHIC FEATURES OF MALYY NARYN RIVER WATERSHED BASED ON DIFFERENT DATA
ZY3 DSM SRTM DEM ASTER GDEM Topographic Features Slop HI River Network Density River Network Discrepancy
2018/5/14
This paper researched the influence on the topographical characteristics of watersheds by setting different catchment area thresholds based on different data sets, namely ZY3 DSM, SRTM DEM and ASTER G...
MONITORING AND ANALYZING THE GEOSPATIAL PATTERNS OF THE PEARL RIVER DELTA (PRD) FROM 1960 TO 2012
Geographical Spatial Patterns Coastal Environment Landuse Coastline
2018/5/15
The Geospatial Patterns Pearl River Delta (PRD), one of the most economically-important and fastest-growing regions in China, have changed remarkably and continuously during the past decades. In this ...
THE RESEARCH AND COMPILATION OF CITY MAPS IN THE NATIONAL GEOMATICS ATLAS OF THE PEOPLE'S REPUBLIC OF CHINA
new century version of National Geomatics Atlas of the People's Republic of China map visualization map symbol cartographic generalization mapping scope city map
2018/5/15
The research and compilation of new century version of the National Huge Atlas of the People's Republic of China is the special basic work project by Ministry of Science and Technology of the People's...
TOPOGRAPHICAL HILL SHADING MAP PRODUCTION BASED TIANDITU (MAP WORLD)
Hill shading map Global terrain map SRTM DEM MAP WORLD
2018/5/15
TIANDITU (Map World) is the public version of National Platform for Common Geospatial Information Service, and the terrain service is an important channel for users on the platform. With the developme...
GLACIER FRONTAL LINE EXTRACTION FROM SENTINEL-1 SAR IMAGERY IN PRYDZ AREA
SAR Glacier Frontal Sentinel-1 CFAR Profile analysis
2018/5/14
Synthetic Aperture Radar (SAR) can provide all-day and all-night observation of the earth in all-weather conditions with high resolution, and it is widely used in polar research including sea ice, sea...
A MODEL STUDY OF SMALL-SCALE WORLD MAP GENERALIZATION
Global map Map generalization Improved model Cross-platform symbol Automatic map-making knowledge engine
2018/5/11
With the globalization and rapid development every filed is taking an increasing interest in physical geography and human economics. There is a surging demand for small scale world map in large format...
DOM AND DEM SYNCHRONIZATION EDITIONG AND UPDATING METHOD BASED ON GEOMORPHOLOGICAL CHANGE DETECTION
DOM DEM Geomorphological Change Detection Synchronization Editing Updating Method
2018/5/11
Aiming at the deficiency of the existing DOM and DEM production modes and the networking and automation requirements of the information mapping production system, a method of network-based simultaneou...