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MULTITEMPORAL SPOT IMAGES FOR URBAN LAND-COVER CHANGE DETECTION OVER STOCKHOLM BETWEEN 1986 AND 2004
Multitemporal SPOT Urban Land-cover Change Detection
2015/12/23
The overall objective of this research is to detect new urban areas over Stockholm Region between 1986 and 2004 using multitemporal remote sensing. Two SPOT images acquired on 13th of June 1986and 29t...
Change Detection for Topographic Mapping Using Three Dimensional Data Structures
Change Detection Point Clouds Lidar Photogrammetry Topographic Mapping
2015/12/17
Identifying significant changes to our urban areas is a prerequisite for accurate topographic mapping. This paper presents an approach based on octree data structures to identify change between two se...
Concepts of an Object-Based Change Detection Process Chain for GIS Update
Change Detection Indicators GIS Updating Satellite Mapping
2015/12/16
Today, with the situation of rapidly emerging high resolution earth observation data by optical and microwave sensors there is a growing need for efficient methods to derive, maintain and revise land ...
A Test of 2D Building Change Detection Methods: Comparison, Evaluation and Perspectives
Change Detection 2D Vector Databases Algorithms Comparison Quality Assessment
2015/12/16
In the past few years, 2D topographic databases have been completed in most industrialised countries. Most efforts in National Mapping and Cadastral Agencies (NMCAs) are now devoted to the update of s...
Automatic Object Extraction for Change Detection and GIS Update
Object Extraction Image Understanding Evaluation Disaster Management
2015/12/16
In this paper we will revise the recent developments in the field of automatic object extraction for change detection and GIS update under different aspects: (1) level of automation; (2) available sen...
UNSUPERVISED CHANGE DETECTION IN SAR IMAGES USING GAUSSIAN MIXTURE MODELS
Gaussian Mixture model Change Detection SAR images Difference image Multi-temporal Images
2016/1/15
In this paper, we propose a method for unsupervised change detection in Remote Sensing Synthetic Aperture Radar (SAR) images. This method is based on the mixture modelling of the histogram of differen...
LAND COVER CHANGE DETECTION BASED ON GENETICALLY FEATURE AELECTION AND IMAGE ALGEBRA USING HYPERION HYPERSPECTRAL IMAGERY
Hyperspectral change detection feature selection genetic algorithm Land Cover
2016/1/18
The Earth has always been under the influence of population growth and human activities. This process causes the changes in land use. Thus, for optimal management of the use of resources, it is necess...
A Method for Urban Buildings Change Detection Based on Vertical Edges Extraction
Vertical Edge Change Detection Vanishing Point Photogrammetry Edge Extracting Line Detection
2015/12/9
This paper proposes a method for buildings change detection. Vertical edges of buildings are extracted in pairs of aerial images respectively, taking advantage of the character that vertical edges int...
Building Change Detection Using 3-D Texture Model
Object recognition Change detection Texture model Urban mapping
2015/12/4
Texture models are potentially very useful for automated urban data revision. We propose a ‘model-based change detection algorithm’ using three-dimensional urban data. In this algorithm, temporal imag...
Study on the Change Detection Model and Method for Navigational Digital Map Data
Spatial Analysis Detection, Computer Vision ,Spatio-temporal Modeling, Navigation
2015/12/1
A necessary updating degree is vital for the electronic map data in a vehicle navigation system. Only when the digital map data are well updated, can the quality of the navigation be assured. Today th...
CHANGE DETECTION VIA TERRESTRIAL LASER SCANNING
Terrestrial laser scanning change detection point clouds morphology
2015/11/10
We present in this paper an algorithm for the detection of changes based on terrestrial laser scanning data. Detection of changes has been a subject for research for many years, seeing applications su...
Change Detection Based on Spatial Data Mining
Photogrammetry Land Cover Change Detection Data Mining Photography
2015/10/12
Spatial data mining (SDM) and change detection (CD) are hot issues in the field of geospatial information processing. Considering
the feasibility of discovering knowledge from spatial database and t...
Change Detection of Wetland in Hongze Lake Using a Time Series of Remotely Sensed Imagery
A Time Series Hongze Lake Wetland Change Detection Rule-based Inferring Core cluster
2015/10/9
The main aim of the study was to assess the potential of a time series of remotely sensed data for the change detection of wetland in
Hongze Lake in the Northern Jiangsu Province. The raw data compr...
Research on Key Points of 3D Change Detection of Geospatial Database
Change Detection Geospatial Database DEM Aerial Imagery SDM
2015/10/9
Geospatial data is a dynamic representative form of spatial information on surface of the earth. Facts and reasons on terrain changes
are analyzed at first. Changes on the surface of the earth are m...
Change Detection for Updates of Vector Database through Region-based Classification of VHR Satellite Data
Change Detection Database Updating Very High Spatial Resolution Satellite Images
2015/10/9
Until now, interpretation of aerial photographs is a standard tool for monitoring land cover change where fine spatial resolutions are
required and this task is expensive and time-consuming. Though,...