What is the meaning of modal sensor in this subject article:
http://scitation.aip.org/content/asa/journal/jasa/90/1/10.1121/1.401260
http://scitation.aip.org/content/asa/journal/jasa/90/1/10.1121/1.401260
by Aaron Carman
by Duane Benson
by Aaron Carman
by Jake Hertz