Expectiles are a coherent and elicitable alternative to commonly used market risk measures, but practical backtesting tools have lagged behind. This study proposes new backtests that separate ...

Background Socioeconomic exposures related to anaemia in Peruvian children have been modelled assuming additive or log-additive relationships, yet such approaches overlook the fact that illness ...

As social media becomes the core domain of information interaction in the era of big data, the emotional information contained in the vast amount of user-generated content provides an unprecedented ...

Large protein machines in the body carry out many of the cell's most essential tasks, from energy production to the ...

This form of what Porsche calls 'hybrid testing'—virtual and physical tests—could well become more important given that conventional architectures and BEVs generate their own distinctive types of NVH, ...

An increasing number of people worldwide are affected by autism spectrum disorder (ASD); according to studies, one in 44 ...

Conservation has long wrestled with a deceptively simple question: not whether to act, but where action will matter most. Forest restoration, protected areas, wildlife corridors, and enforcement ...

It’s getting tougher to assess how much university students have learnt. In his work as a Mathematical Statistics lecturer, Michael von Maltitz has tried a new way of getting students to learn, and of ...

Every day, millions of people input prompts (whether questions or instructions) into AI tools such as ChatGPT, Perplexity, Claude, DALL-E, or Meta AI. Recently, media coverage highlighted what seemed ...

BACKGROUND: Forecasts for the future prevalence of cardiovascular disease and stroke are crucial to guide efforts to improve health outcomes across the life course for women. METHODS: Using historical ...