An Attention-Based Hybrid CNN–Bidirectional LSTM Model for Classifying Chlorophyll-a Concentration in Coastal Waters. - Taparhudee, Wara; Pokavanich, Tanuspong; Chansuparp, Manit; Khaodon, Kanokwan; Rermdumri, Saroj; Intarachart, Alongot; Jongjaraunsuk, Roongparit (Water (20734441), 2026)