Datasets used to train AI algorithms may underrepresent older people. Credit: Pixabay/CC0 Public Domain A new study has found that artificial intelligence (AI) can now spot signs of depression in online writing, and can do so with high accuracy. The study, which was published in Corpus-Based Studies Across Humanities, found that models from machine learning (ML), a form of AI, could spot depression in posts on Reddit with 96% accuracy. The researchers say