Browsing by Subject object-based

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  • BB


  • Authors: Pratomo, J.; Kuffer, M.;  Advisor: -;  Participants: - (2017)

  • Object-Based Image Analysis (OBIA) has been successfully used to map slums. In general, the occurrence of uncertainties in producing geographic data is inevitable. However, most studies concentrated solely on assessing the classification accuracy and neglecting the inherent uncertainties. Our research analyses the impact of uncertainties in measuring the accuracy of OBIA-based slum detection. We selected Jakarta as our case study area because of a national policy of slum eradication, which is causing rapid changes in slum areas. Our research comprises of four parts: slum conceptualization, ruleset development, implementation, and accuracy and uncertainty measurements. Existential and ...

  • BB


  • Authors: Mitri, G.;  Advisor: -;  Participants: - (2016)

  • Like many other countries in the Mediterranean, the occurrence and spread of forest fires in Lebanon are related to human activities. More specifically, landcover and land use changes (e.g., conversions of lands, abandonment of land and accumulation of fuel) driven by socio-economic changes occurring in the country have increased the probability of occurrence and spread especially in the Wildland-Urban Interface. The aim of this work was to model the influence of both socio-economic and biophysical variables on fire occurrence in Lebanon. The specific objectives were to 1) analyze socio-economic and biophysical drivers of forest fires, and 2) use object-based image analysis to derive ...