F. Belém, L. Melo, S. Guimaraes, and A. Falcao. "The Importance of Object-based Seed Sampling for Superpixel Segmentation", in Anais da XXXII Conference on Graphics, Patterns and Images, Rio de Janeiro, 2019, doi: https://doi.org/10.5753/sibgrapi.2019.9793.