Air quality index prediction for clearer skies using improved long short-term memory. - Nilesh Bhaskarrao Bahadure; Oshin Sahare; Nishant Shukla; Rohit Mandal; Pramod Pandey; Jagdish Chandra Patni; Md. Khaja Mohiddin (Intell. Decis. Technol., 2025)