"The Marketer’s Guide To ACR" has a rundown: https://www.adexchanger.com/ad-exchange-news/the-marketers-guide-to-acr-tech-in-smart-tvs/ https://www.adexchanger.

"The Marketer’s Guide To ACR" has a rundown: https://www.adexchanger.com/ad-exchange-news/the-marketers-guide-to-acr-tech-in-smart-tvs/ https://www.adexchanger.com/ad-exchange-news/the-marketers-g... . Of those who sell the raw data, Inscape (Vizio) and Gracenote (Nielsen) are the largest: https://www.inscape.tv/ https://www.inscape.tv/, https://www.gracenote.com/video/media-recognition/ https://www.gracenote.com/video/media-recognition/