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A COMPARATIVE STUDY OF LAND SURFACE TEMPERATURE WITH DIFFERENT INDICES ON HETEROGENEOUS LAND COVER USING LANDSAT 8 DATA
LST Landsat 8 NDBI NDSI NDVI NDWI Land Cover
2019/2/27
The temperature rise in urban areas has become a major environmental concern. Hence, the study of Land surface temperature (LST) in urban areas is important to understand the behaviour of different la...
DATA INTEGRATION OF DIFFERENT DOMAINS IN GEO-INFORMATION MANAGEMENT: A RAILWAY INFRASTRUCTURE CASE STUDY
3D city model multi-dimensional modelling multi-source data integration
2018/11/9
A 3D city model is a representation of an urban environment with a three-dimensional geometry of common urban objects and structures, with buildings as the most prominent feature. In the last decades,...
STUDY ON THE CLASSIFICATION OF GAOFEN-3 POLARIMETRIC SAR IMAGES USING DEEP NEURAL NETWORK
SAR Classification Deep Learning GoogLeNet Landcover Gaofen-3 satellite
2018/5/16
Polarimetric Synthetic Aperture Radar（POLSAR） imaging principle determines that the image quality will be affected by speckle noise. So the recognition accuracy of traditional image classification met...
REMOTE SENSING & GIS INTEGRATION FOR MONITORING THE AREAS AFFECTED BY FOREST FIRES: A CASE STUDY IN IZMIR, TURKEY
Remote Sensing Forest Fire Burn Indexes Classification Sentinel Landsat, DEM
2018/4/18
A forest fire is stated as an ecological disaster whether it is man-made or caused naturally. İzmir is one of the regions where forest fires are most intensified in Turkey. The study area located...
Forest Fire Fighting Command and Decision Making System Study Based on 3S Technology-Take Jiaohe City in Jilin Province as an Example
Forest fire Monitoring GIS Three-dimensional Decision Support
2015/12/17
The forest fire fighting command and decision making system of Jiaohe City in Jilin province is developed out by synthetically using 3S technology. By using 1: 50 000 DEM (digital elevation model) and...
Iran SDI Initiative: Study Phase of NSDI
National Spatial Data Infrastructure Iran Study Phase
2015/12/11
In Iran, development of National SDI (NSDI) was formally started from 2005, according to the law of "the fourth economic, social, and cultural development plan (2005-2009)", enacted by parliament in 2...
Study on the Target Feature Extraction from LIDAR Point Clouds
LIDAR Point Cloud Feature Extraction Edge Detection Digital Image Processing
2015/12/8
With the rapid development of remote sensing technology, three dimensional coordinates and intensity information of observation target can be obtained directly from LIDAR system. It is one of the impo...
Communication and Visualization of 3D Urban Spatial Data According to User Requirements: Case Study of Geneva
urban data three-dimensional user requirements modelling visualization LIDAR
2015/12/2
In 2005, the main commission of the technical services of the city of Geneva launched a study to evaluate which users would potentially be interested to integrate the third dimension in the available ...
The Study of Integration of Digital City Planning Data Based on the Ontology
Ontology Digital Urban Planning Data Integration Multi-sources and Heterogeneous Data
2015/12/2
The problem of integration of multi-sources and heterogeneous data has been the hot spot in the domain of spatial information technology. This paper analyzed the advantages and feasibility of using on...
Spatial and Dynamic Modelling Techniques for Land Use Change Dynamics Study
GIS Cellular Automata Land Use Change Land degradation Multi Criteria Decision Making
2015/12/1
This paper presents a prototype of a simulation model based on cellular automata (CA), and multi criteria evaluation, integrated with Geographic Information System (GIS). Multi criteria evaluation pro...
Study on Airborne SAR Image Matching Using Epipolar
Airborne SAR Image Matching Radar Photogrammetry Epipolar Geometry Template Matching
2015/11/20
Aerial photos are broadly used to generate the 4D(DEM, DOM, DLG, DRG) products in photogrammetry, but there are some difficult areas where are usually rainy and cloudy, so in these areas optical image...
A Comparison of Estimating Forest Canopy Height Integrating Multi-sensor data Synergy--A Case Study in Mountain Area of Three Gorges
Forest Canopy Height, Lidar Multisensor Integration Three Gorges Spatial models
2015/11/20
Forest canopy height is an important input for ecosystem and highly correlated with aboveground biomass at the landscape scale. In this paper, we make efforts to extracte the maximum canopy height usi...
Spatial Information System For Historic Buildings:Case Study: Doganlar Church Izmir
Conservation Decision Support Information Systems 3D Modeling Database
2015/11/12
Conservation of historic buildings requires comprehensive and correct information of buildings to be analyzed in conservation decision making process in a systematic and rational approach. Geographica...
The Roman City of Uxama Argeala (Soria,Spain) and its Study by Means of Remote Sensing and Digital Cartography
Remote Sensing Image Processing Digital Cartography Roman Town Urbanism
2015/11/12
During the last ten years, we have undertaken a research in order to elaborate a working methodology to study archaeological sites without excavating, by means of using no destructive interventions as...
PROBLEM BASED LEARNING IN SPATIAL INFORMATION SCIENCES – A CASE STUDY
Problem Based Learning constructivist methodology
2015/8/24
This paper describes the introduction, implementation and evaluation of a Problem Based Learning component in the Geodetic
Surveying syllabus of the fourth / final year of the honours degree program...