Abstract: In biomedical data, the imbalanced data problem occurs frequently and causes poor prediction performance for minority classes. It is because the trained classifiers are mostly derived from ...
The Sun unleashed a powerful X8.3 solar flare on Feb 1, 2026, triggering R3 radio blackouts. Explore the impacts of the year's strongest eruption.
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We run writing workshops at a South African university: what we’ve learnt about how students are using AI, and how to help them
When students don’t understand the text of their essay, it’s a sign that they didn’t produce it. As academics and writing coaches we increasingly encounter students who, instead of requiring help with ...
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