A system for independent component analysis includes a feedback mechanism based on a plasticity rule, and an electro-kinetic induced particle chain, wherein the feedback mechanism and the electro-kinetic induced particle chain is utilized to extract independent components from a data set or data stream. Then a search is conducted across one or more sources of information to identify resources containing information about or information associated with said terms. The tiers of shelving are supported by wooden beams that connect perpendicularly to the four posts. Application to the manufacture of lightened plasterboards. According to one embodiment of the method, all of the read requests for the logical entity are moved to a new copy of the logical entity, before writes for logical entity are moved to the new copy. This triple damascene structure uses three design rules while only requiring two etch mask layers, and only one planarizing or etch back stop to define the interconnect lines.