Name Form for Geonames features

Name Form for Geonames

features

Name Form for Geonames features

that are joined ZABAGED features

Name Form for ZABAGED features

Various Name Forms

ORACLE

Descriptive DataAdministration

GEONAMESDatabase of geographical

names of the Czech Republic

Geonames and standardization of geographical names in the Czech Republic

• Standardization began on topographic maps 1:75 000 in the former Czechoslovakia before WW II

• First update was realized in 1951• Names applied to maps in scale 1:10 000 have been

standardized since 1958 - the process still continues• Creation of the Geonames database started in 1997• Since 2005 Geonames data have been available in

completeness• Geonames database was restructured and joined Land

Survey Office‘s GIS called ZABAGED in 2009

Geonames and ZABAGED databasesSample of combination of

their graphic data

GeonamesSamples of simplified spatial geometries of the Geonames

features

Sample of the overlap of both Geonames data

and the Basic Map of the Czech Republic 1:10 000

Multiplication

Geonames

Features

GeonamesSample of point layer

Basic Map 1:50 000Cut corresponding with the sample of the point layer of

the Geonames database

Collection, administration and delivery of Geonames Data

Data provision from other official data sets

Names standardization and data storage made in the secretariat of the COSMC

Commission of Geographical Names

Data collection made in the Land Survey Office

by topographical works in local departments

Data collection made in local cadastral offices by digitalization of cadastral

maps

Data delivery to customers

Data delivery to the cartographical department of Land Survey Office for

the purpose of map publishing

Data delivery to the COSMC Geoportal for the purpose of WEB

servicing

Sample of application of Geonames names to the new State Map 1:5 000 in

a vector form

Geonames in COSMC Geoporta

l web se

rvice

NAMES SEARCHING

Karlův most (Charles Bridge)

Query:

Geonames in COSMC Geoportal web service

1. Query 2. Search result 3. LocalizationSearched name: Pražský hrad (Castle of Prague)

Geonames database in 2009/2010 Main changes of its structure

Before 2009

• Database records represented map lettering of the Basic Map 1:10 000

• Geonames features had no geometry of its own

• Geonames features had no database relation to the corresponding ZABAGED ones

• Both the databases were not compatible in the past

Since 2010

• Database records represent named places in accordance with INSPIRE policy

• Geonames features have geometry of its own

• Geonames features have database relation to the corresponding ZABAGED ones

• Both the databases can be fused together in the future

Thank you for your attention !