A method for biological signal analysis, including providing a multidimensional sensor array disposed at a position for sensing biological data associated with a person, wherein the multidimensional sensor array includes a plurality of sensors and each sensor of the plurality of sensors is mechanically coupled to a common structural coupling material. The method including selectively receiving an output from each sensor of the plurality of sensors, processing the output from each sensor of the plurality of sensors and outputting a biological signal based on the processing.