Kim SM, Wan S, Paris C, Duenser A. Social Media Relevance Filtering Using Perplexity-Based Positive-Unlabelled Learning. ICWSM [Internet]. 2020May26 [cited 2024Apr.26];14(1):370-81. Available from: https://ojs.aaai.org/index.php/ICWSM/article/view/7307