Media content metrics systems utilizing facial expression data

A media content metrics system comprising:

• a facial expression detection device configured to acquire facial expression data of a person;
• a system processor in data communication with the facial expression detection device and configured to execute stored computer executable system instructions;
• and
• a media device controllably coupled to the system processor and configured to present media content to the person by playing media data;
• wherein the computer executable system instructions include the steps of:
• receiving facial expression parameter data establishing target facial expression criteria defining a smile;
• receiving current facial expression data corresponding to the facial expression of the person from the facial expression detection device when the media content is presented to the person;
• comparing the current facial expression data to the target facial expression criteria of the facial expression parameter data;
• and
• establishing media metrics data for the media content based on the comparison of the current facial expression data to the target facial expression criteria.