"Twitter has become an indicator of the overall commitment to a TV programme" (Nielsen)

"New research shows that Twitter TV activity (number of tweets during a broadcast) can also tell us just how engaged the general viewing population is with the programming it watches," concluded a study on the link between tweets about TV programmes and brain activity, published by Nielsen on 09/03/2015.

The American institute of audience measurement finds a correlation between the activity of the viewer tweeting during a programme and his / her neurological activity. Nielsen concluded that the "commitment" of a programme on Twitter (its ability to cause a viewer's action on Twitter) corresponded to a real commitment of the viewer in terms of emotion, memory, and attention.

• Nielsen also says, in another study, that viewers memorise more commercials aired during programmes with a strong commitment.

The "Nielsen Twitter TV Ratings" measure Twitter conversations that relate to TV programmes broadcast in the USA

• Nielsen has…