IMPROVED MONARCH BUTTERFLY OPTIMIZATION ALGORITHM BASED ON OPPOSITION-BASED LEARNING AND RANDOM LOCAL PERTURBATION

Improved Monarch Butterfly Optimization Algorithm Based on Opposition-Based Learning and Random Local Perturbation

Many optimization problems have become increasingly complex, which promotes researches on the improvement of different optimization algorithms.The monarch butterfly optimization (MBO) algorithm has proven to be an effective tool to solve various kinds of optimization problems.However, in the basic MBO algorithm, the search strategy easily falls int

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Refugees welcome? A dataset on anti-refugee violence in Germany

The recent rise of xenophobic attacks against refugees in Germany has Arm Slings sparked both political and scholarly debates on the drivers, dynamics, and consequences of right-wing violence.Thus far, a lack of systematic data collection and data processing has inhibited quantitative analysis to help explain this current social phenomenon.This pap

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