Khan, Saifur Rehman, Asif Raza, Muhammad Waqas, and Muhammad Abdur Raphay Zia. “Efficient and Accurate Image Classification via Spatial Pyramid Matching and SURF Sparse Coding: Efficient and Accurate Image Classification via Spatial Pyramid Matching and SURF Sparse Coding”. Lahore Garrison University Research Journal of Computer Science and Information Technology 7, no. 4 (February 1, 2024). Accessed October 18, 2024. http://lgurjcsit.lgu.edu.pk/index.php/lgurjcsit/article/view/532.