CognoVision. Stratacache uses audience measurement technology to build reports for digital signage. In Vietnam, TV measurement is done by VIETNAM-TAM (co-operoratiaon of MIC & Nielsen & AMI), Kantar Media also carry out measure TV audience since 1995. See also Internet radio audience measurement List of most-watched television broadcasts References Lotz, Amanda D. (2007) "The Television Will Be Revolutionized". New York. NY: New York University Press. p. 196-197 Lotz, Amanda D. (2007) "The Television Will Be Revolutionized". New York. NY: New York University Press. p. 199 Broadcasting Market research Promotion and marketing communications