Image recognition based on combination of RGB–HSV color and shape features using PCA and K-nearest neighbor. Journal of Soft Computing Exploration, [S. l.], v. 7, n. 2, p. 377–390, 2026. DOI: 10.52465/joscex.v7i2.111. Disponível em: https://joscex.shmpublisher.com/index.php/journal/article/view/111. Acesso em: 20 jun. 2026.