Explainable Deep Learning for Brain Tumor Classification: Comprehensive Benchmarking with Dual Interpretability and Lightweight Deployment. - Md. Mohaiminul Islam; Md. Mofazzal Hossen; Maher Ali Rusho; Nahiyan Nazah Ridita; Zarin Tasnia Shanta; Md. Simanto Haider; Ahmed Faizul Haque Dhrubo; Md. Khurshid Jahan; Mohammad Abdul Qayum (CoRR, 2025)