Search results for ‘bike ride founder 2008 annual’

Why long samples are one of the keys to improving predictive algorithms in finance

In a study published in the KeAi The Journal of Finance and Data Science, Guillaume Coqueret, a Professor of Finance and Data Science at France’s EMLYON Business School, considered three dimensions of factor models based on ML: the persistence of the dependent variable, the size of the samples, and the holding period (i.e., the rebalancing frequency of the portfolio). His analysis focused on the US stock market.

Wildlife photography DOES impact birds’ breeding behaviour – but not in the way you might expect

According to Xiaocai Tan, an ornithologist and PhD candidate at Guangxi University in China, this focus on birds’ nests has worried scientists, who are concerned that the close proximity of humans to the nesting sites might negatively impact bird reproduction. However, in a study published in the KeAi journal Avian Research, she and her colleagues discovered that quite the opposite is true.

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