CBRS: Cognitive Blood Request System with Bilingual Dataset and Dual-Layer Filtering for Multi-Platform Social Streams. - Anik Saha; Mst. Fahmida Sultana Naznin; Zia Ul Hassan Abdullah; Anisa Binte Asad; K. G. Subarno Bithi; A. B. M. Alim Al Islam (CoRR, 2026)