A method for biological signal analysis, comprising: providing a multidimensional sensor array (116, 118, 120; 200) disposed at a position for sensing biological data associated with a person, wherein the multidimensional sensor array includes a plurality of sensors (M1-M4), wherein each sensor of the plurality of sensors is mechanically coupled to a common structural coupling material; 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, wherein each of the plurality of sensors (M1-M4) is provided at a position on the multidimensional sensor array to define a center of mass of the multidimensional array external to an area bounded by the plurality of sensors, characterized in that a vertical distance of a geometric center of the area bounded by the plurality of sensors from the center of mass is calculated as a moment arm; and wherein ambient mechanical vibration is registered in each of the plurality of sensors in a plane with respect to each other by processing the output from each sensor of the plurality of sensors (M1-M4) based on the positioning of each sensor in the multidimensional sensor array and the moment arm. providing a multidimensional sensor array (116, 118, 120; 200) disposed at a position for sensing biological data associated with a person, wherein the multidimensional sensor array includes a plurality of sensors (M1-M4), wherein each sensor of the plurality of sensors is mechanically coupled to a common structural coupling material; 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, wherein each of the plurality of sensors (M1-M4) is provided at a position on the multidimensional sensor array to define a center of mass of the multidimensional array external to an area bounded by the plurality of sensors, characterized in that a vertical distance of a geometric center of the area bounded by the plurality of sensors from the center of mass is calculated as a moment arm; and wherein ambient mechanical vibration is registered in each of the plurality of sensors in a plane with respect to each other by processing the output from each sensor of the plurality of sensors (M1-M4) based on the positioning of each sensor in the multidimensional sensor array and the moment arm. 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, wherein each of the plurality of sensors (M1-M4) is provided at a position on the multidimensional sensor array to define a center of mass of the multidimensional array external to an area bounded by the plurality of sensors, characterized in that a vertical distance of a geometric center of the area bounded by the plurality of sensors from the center of mass is calculated as a moment arm; and wherein ambient mechanical vibration is registered in each of the plurality of sensors in a plane with respect to each other by processing the output from each sensor of the plurality of sensors (M1-M4) based on the positioning of each sensor in the multidimensional sensor array and the moment arm.