Enhancing EEG-Based Neuromarketing with Attention mechanism and Riemannian Features. - Fotis P. Kalaganis; Kostas Georgiadis; Georgios Nousias; Vangelis P. Oikonomou; Nikos Laskaris; Spiros Nikolopoulos; Ioannis Kompatsiaris (DSP, 2025)