The use of georeferenced relational databases for the localisation epigraphic findings is widely attested with important examples. However, in order to propose an increasingly accurate representation information related inscriptions, some methodological issues need be highlighted and, if possible, solved. This paper will address problem place discovery inscription, which could situ or extra sit...

Zusammenfassung: Seit Jahren wird in Bielefeld die Untersuchung von Biofilm (Sielhaut) in Schmutzwasserkanälen zur regionalen Eingrenzung von Schadstoffeinleitungen erfolgreich eingesetzt. Die Methode findet eine breitere Anwendung, seitdem in Bielefeld die Probenahme entscheidend vereinfacht werden konnte. In einer Versuchsreihe soll nun geklärt werden, unter welchen Bedingungen sie auch in Ob...

OpenStreetMap (OSM) is a recent emerging area in computational science. There are several unexplored issues in the quality assessment of OSM. Firstly, researchers are using various established assessment methods by comparing OSM with authoritative dataset. However, these methods are unsuitable to assess OSM data quality in the case of the non-availability of authoritative data. In such a scenar...

Monitoring the quality of surface water is an important step towards sustainability resources. Quantum Geographic Information System (QGIS) opensource desktop application which used for editing and analysing geospatial data. This study aims to develop a QGIS plugin named Lake Ecosystem Tool monitor health condition lake in terms index, trophic state hazard quotient, aerial spread volumetric cha...