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University of the Witwatersrand

3 Results / Page 1 of 1

Background

Science & Technology

Understanding AI outputs: study shows pro-western cultural bias in the way AI decisions are explained

AI models’ outputs need to be properly explained to the people affected. DrAfter123/Getty Images     By Mary Carman, University of the Witwatersrand and Uwe Peters, Utrecht University   Humans are increasingly using artificial intelligence (AI) to inform decisions about our lives. AI is, for instance, helping to make hiring choices and offer medical diagnoses. If you were affected, you might want an explanation of why an AI system produced the […]

todayApril 19, 2024 13

World

Africa is full of bats, but their fossils are scarce – why these rare records matter

      By Mariëtte Pretorius, University of the Witwatersrand   Africa is home to more than 20% of the world’s bat population. There are over 200 species to be found on the continent. South Africa is particularly diverse, with 72 bat species. I am a zoologist who has studied bats for many years. Recently, while doing some reading about South Africa’s fossils, I started wondering about bat fossils. Given […]

todayApril 18, 2024 9

Africa

Kenya’s shilling is gaining value, but don’t expect it to last – expert

      By Odongo Kodongo, University of the Witwatersrand   Shortly after Kenya’s 2022 elections, the shilling depreciated rapidly against the US dollar – the country’s main currency for international transactions – fuelling a wave of political discontent. More than a year later, the Central Bank of Kenya, taking its cue from the International Monetary Fund, said that the run on the shilling was a market correction for a […]

todayApril 17, 2024 4

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