A system may comprise a plurality of signal processing paths, a bin-wise combiner, an inverse transformation block, and a DAC. An integrated material blending and storage system is disclosed with a storage unit, a blender located under the storage unit, a liquid additive storage module having a pump to maintain constant pressure at an outlet of the liquid additive storage module and a pre gel blender. When skin bulges, the analysis component moves in the second direction following the bulging of the skin, whereby blood bleeding from the skin is properly introduced to the analysis component.