abstract this paper presents a robust approach using artificial neural networks in the form of a self organizing map (som) as a semi-automatic method for analysis and identification of morphometric features in two completely different environments, the man and biosphere reserve “eastern carpathians” (central europe) in a complex mountainous humid area and yardangs in lut desert, iran, a hyper a...

extended abstractintroductionafter the cold war, geostrategic face took on a geo-economic domain. this means that on the world stage, economic competition, replaced military competition. hence the geopolitical divisions, geographic areas classified according to their economic importance and competition has intensified around the area. given that the earth is 4/3 with water and based on the theo...

Many social media researchers and data scientists collected geotagged tweets to conduct spatial analysis or identify spatiotemporal patterns of filtered messages for specific topics or events. This paper provides a systematic view to illustrate the characteristics (data noises, user biases, and system errors) of geo-tagged tweets from the Twitter Streaming API. First, we found that a small perc...

This paper discusses the relationship between ontology, seen as the doctrine concerned with the nature of reality, and the management of technology. It introduces two ontological positions: realism and constructivism. Realism is the position that holds that reality is objectively given and independent of the observer. Constructivism stands for the belief that reality is constructed by the obser...

Many rural communities across canada are facing challenges to the sustainability of core emergency and acute care health services, primarily due to problems with medical and nursing staffing. Data related to service efficacy and effectiveness are not well organized. Most of Canada still relies on reporting by large geopolitical areas (local health areas) that do not always relate natural catchm...

This paper is an empirical attempt verifying the interplay between political change, fleet nationality, and the evolution of shipping networks. North Korea offers a good example of a socialist maritime country that experienced much contrasted geopolitical contexts during the last two decades. A database of vessel movements between North Korean ports and other ports is analyzed. Main results sho...