Inspec keywords: electric sensing devices; piezoelectric transducers; data analysis; surface texture; prosthetics; fast Fourier transforms; surface topography measurement

Other keywords: frequency signal spectrum; standard deviation analysis; data analysis; artificial finger-tip; screen-printed piezoelectric sensor; artificial hand; SD analysis; fast Fourier transform; surface information detection; automatic control; arithmetic processing; sensing texture detection

Subjects: Prosthetics and orthotics; Piezoelectric devices; Sensing and detecting devices; Prosthetics and other practical applications; Spatial variables measurement; Spatial variables measurement; Integral transforms; Sensing devices and transducers; Function theory, analysis