Brain-Computer Interfaces (BCIs) translate neuronal information into commands to control external software or hardware. which can improve the quality of life for both healthy and disabled individuals. Here. a multi-modal BCI which combines motor imagery (MI) and steady-state visual evoked potential (SSVEP) is proposed to achieve stable control of a quadcopter in three-dimensional phys... https://vacuumdoctores.shop/product-category/bathroom-products/