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Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data geoLoc and spOutlier.

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Presentation on theme: "Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data geoLoc and spOutlier."— Presentation transcript:

1 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data geoLoc and spOutlier on-line tools for geocoding and validating biological data Alexandre Marino Fabricio Pavarin Sidnei de Souza Arthur D. Chapman

2 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data About geoLoc  to assist biological collections in geo-referencing their data  the database includes approximately 110 thousand names of Brazilian localities, obtained from:  Brazilian Institute of National Statistics and Geography (IBGE)  GEOnet Names Server (GNS)  speciesLink/Fapesp  algorithm based on concepts in the Egaz program (Shattuck 1997) capable of calculating a coordinate for a distance and direction

3 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data 26 Noroeste-NW Campinas São Paulo

4 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data

5 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data About spOutlier  to assist biological collections in identifying possible suspect points in existing records  uses techniques modified from Chapman 1999 to detect outliers in latitude, longitude and altitude  allows users to indicate their data set as either terrestrial or marine  useful to biologists around the world who wish to identify possible errors in their data  future developments will allow users to submit a document on-line

6 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data 1, -63.25, -4.916666667, 795 2, -67.05, -10.96666667, 805 3, -68.0125, -12.66666667, 809 4, -68.75, -13.60111111, 815 5, -68.9102, -13.83333, 810 6, -72.3666, -14.36611111, 790 7, -78.3166, -14.38916667, 801 8, -72.137, -11.8647, 700

7 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data marine

8 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data Map production using  web service developed by CRIA  based on Mapscript/Perl  SOAP protocol  XML  public domain and free software

9 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data XML sample: setup default proj=longlat 84 -89 -178 178 650 320 PNG yes 100 yes PNG

10 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data XML sample: prepare <layer id="WLD" status="on" fillColor="244,244,244" outlineColor="153,153,153"/> <points id="GP1001" symbol="1" size="10" color="0,0,255"> proj=longlat <points id="GP1002" symbol="2" size="8" color="255,0,0"> proj=longlat

11 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data How it works Data PostgreSQL spOutlier geoLoc SOAP Web service job1job2 Base Maps Base Maps

12 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data Final remarks CRIA’s philosophy is to develop open platform systems, using public domain and free software All tools were developed using free software and are been funded by FAPESP (http://www.fapesp.br)

13 Inter-American Workshop on Environmental Data Access geoLoc and spOutlier: on-line tools for geocoding and validating biological data Web pages http://splink.cria.org.br/geoloc http://splink.cria.org.br/outlier http://www.cria.org.br/mapCRIA Thanks!!!


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