LUO, Luo; CHEN, Cheng; XIE, Guangzeng; YE, Haishan. Revisiting Co-Occurring Directions: Sharper Analysis and Efficient Algorithm for Sparse Matrices. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 35, n. 10, p. 8793–8800, 2021. DOI: 10.1609/aaai.v35i10.17065. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/17065. Acesso em: 29 may. 2026.