TY - SER AU - Davoudi, Alireza AU - Ghidary, Saeed Shiry AU - Sadatnejad, Khadijeh TI - Dimensionality Reduction Based on Distance Preservation to Local Mean for Symmetric Positive Definite Matrices and its Application in Brain-Computer Interfaces KW - Brain Computer Interface KW - NOnlinear Dimensionality Reduction KW - Spd Manifold ER -