[PDF] Top 20 isprsarchives XXXVIII 4 W25 163 2011

... Service aggregation process model: According to the user’s requirements of the aggregated service and type of SG, it can aggregate a variety of GIS web services to meet the needs of user[r] ... Lihat dokumen lengkap

... In this study, the Japan earthquake tweets are mostly collected via Twapperkeeper because the Twitter search API only returns results from the roughly previous four days. TwapperKeeper is a Web service, which allows ... Lihat dokumen lengkap

... The proposed methodology provides an efficient way for any kinds of data/map updating. The Second Generation Mosaic (SGM) Add-on module is a cost-effective new module for Pixel Factorywhich enables existing digital ... Lihat dokumen lengkap

... in 2011, the lower average age of the data causes a smaller number of changes per km², so that it becomes less efficient to visually scan the complete images for ... Lihat dokumen lengkap

... The system has following fundamental functions, (1) data pre-handling for format transformation, map projection, data layers reorganization; (2) geometry and attribute editing; (3) change detection, feature selection and ... Lihat dokumen lengkap

... This paper tries to solve two kinds of semantic heterogeneities name heterogeneity and structure heterogeneity in spatial data service retrieval based on ontology, and also, based on the[r] ... Lihat dokumen lengkap

... The ebRIM can be extended in two ways. The first is deriving new metadata classes from the existing ebRIM classes. And the second way is to add new slots to the existing classes in ebRIM. Some work has been devoted on ... Lihat dokumen lengkap

... 4. COMPARE, ANALYSIS AND APPLICATION Presently, spatial dataset brokers provide two approaches to access datasets. Many of them hold a FTP Server to share their data. Catalogue Server can cache the metadata of all ... Lihat dokumen lengkap

... DESIGN AND PRACTICE ON METADATA SERVICE SYSTEM OF SURVEYING AND MAPPING RESULTS BASED ON GEONETWORK ZHA Zhuhuaa, ZHOU Xub a Natioanal Geomatics Center of China, 28 Lianhuachi West R[r] ... Lihat dokumen lengkap

... Supported by the Project of the National Science @ Technology Pillar Program of AN APPROACH ON DYNAMIC GEOSPAITAL INFORMATION SERVICE COMPOSITION BASED ON CONTEXT RELATIONSHIP Dayu C[r] ... Lihat dokumen lengkap

... Figure 4, three basic classifiers - mean speed, maximum speed and mean heading changes - are used for the first classification ...Figure 4 it is clear that there are some overlay areas for the parameters ... Lihat dokumen lengkap

... 5. Integrates the data visualization function to exhibit raw data and data results in virtual earth, thereby making data checking and result analysis much easier. The remainder of this paper is organized in 3 sections. ... Lihat dokumen lengkap

... The concept of Web GeoIntelligence The accomplishment of Web GeoIntelligence will build a new generation of multi-level, multi-granularity, multi-dimensional space-time data management a[r] ... Lihat dokumen lengkap

... Addresses are the most commonly used way of referencing a lo- cation in the world. Countries have various addressing schemas and their differences are mostly evolved due to historical, cul- tural reasons e.g. in Europe ... Lihat dokumen lengkap

... During the generation of the ADS-DSM, NGATE delivers also a map with figures of merit (FOM) of the matching process for each calculated height pixel. This FOM-map contains different codes, which correspond to the ... Lihat dokumen lengkap

... described by a set of planar triangular faces that are obtained by connecting sparse points, whose horizontal coordinates and heights are given. Usually, the Delaunay criterion is applied to triangulate the points. By a ... Lihat dokumen lengkap

... The challenge gets obvious at the example of the spatial data theme “land cover”. A number of predefined classification systems already exist in Europe, for example CORINE. The TWGs shall consider them, but at the same ... Lihat dokumen lengkap

... Curve fitting: When processing the point cloud, con- sideration of the characteristics of LAM data, firstly four main curves were generated along the scanning direction of point cloud. And all of them are B-Spline curves ... Lihat dokumen lengkap

... Based on the implementation of the above methodological procedure, the results obtained are shown as follows: (1) Among the investigated vegetation indices, atmospherically corrected and reflectance based NDVI shows the ... Lihat dokumen lengkap

... Brenner 2011), an improved joint multiple-plane detection scheme is proposed to find the roof facets, as well as the laser points belonging to the same building ...Volume XXXVIII-4/W25, ... Lihat dokumen lengkap