Risk assessments of big and complex IT infrastructures comprise numerous qualitative risk estimations for infrastructure assets. Qualitative risk estimations, however, are subjective and thus prone to errors. We present an approach to detect anomalies in the result of risk assessments by considering information about inter-dependencies between various building blocks of IT landscapes from enter...

This study estimates three hypotheses of OPEC behavior: market-sharing, target revenue and competitive model for the period 1980 to 2000 for all OPEC courtiers except Iraq. To examine co-integration relation for oil production, we use ADF test in OLS estimation. Also we use ARDL approach to examine these hypotheses and the long run relationship of them. Results indicate none of three hypotheses...

Biomass, a basic product of agriculture, is one the main sinks carbon in global cycle. Additionally, it can be used as renewable source energy, leading to depletion CO2 emissions. The paper presents results estimations on current and potential share catch crop cultivation climate change mitigation, Poland, where agricultural sector plays significant economic role. estimation assimilation biomas...

This paper provides a comprehensive literature review on forest aboveground biomass (AGB) estimation and mapping through high-resolution optical satellite imagery (?5 m spatial resolution). Based the review, 44 peer-reviewed journal articles were published in 15 years (2004–2019). Twenty-one studies conducted Asia, eight North America Africa, five South America, four Europe. article gives glanc...