AoA-net: Estimating Angle-of-arrival Using Wi-Fi Channel State Information Based on Deep Neural Networks with Subcarrier Selection. - Teerawat Kumrai; Zesheng Cai; Takuya Maekawa; Takahiro Hara; Kazuya Ohara; Tomoki Murakami; Hirantha Abeysekera (J. Inf. Process., 2024)