11. Freud's most immediate predecessor and guide however was Gustav Theodor Fechner and his psychophysics . 12. The study of apparent loudness is included in the topic of psychoacoustics and employs methods of psychophysics . 13. They thereby established the fields of experimental psychology in general, and that of psychophysics in particular. 14. Though he had a vast influence on psychophysics , the actual disciples of his general philosophy were few. 15. "' Psychophysics "'quantitatively investigates the relationship between physical sensations and perceptions they produce. 16. Sperling s first publication, Negative Afterimages Without Prior Positive Images, was in visual psychophysics . 17. He was inspired by Charles Darwin's theory of evolution and Gustav Fechner s work in psychophysics . 18. Studying the psychophysics of light and motion perception could advance our understanding of illusory palinopsia, and vice versa. 19. Camerer is remembered for his studies of infant nutrition and psychophysics as well as research involving metabolism in children. 20. The work attempted to link Gestalt theory and psychophysics ( i . e ., independent linear filters ).
