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Presently, most electronic navigation charts (ENC) are vector format maps based on the S-57 data model. This model uses the descriptive and spatial characteristics of bodies of water to create hydrographic information which can be used to solve such problems as: marine traffic monitoring, vessel route planning, maritime dangerous situation detection, etc. This paper presents an approach to maritime safety monitoring on the basis of intelligent GIS technology. GIS-oriented systems are often used for maritime safety...

Geoinformation systems are widely used in many different areas of the humanities. Such systems allow to analyze, visualize historical geospatial information and what is more to support historical research processes in various situations. However an objective lack of the specialized GIS-analysis tools intended for historic, ethnographic and other research is tangible. Chronological tracking gives an example of the analysis tool aimed at solving a wide class of historic problems. The development of a geochronologica...