Patent ID: 6885304

Claim:
Monitoring apparatus for monitoring the reaction of people to a performance, the apparatus comprising: two or more monitoring devices, each adapted to provide at least one output signal from which the behaviour of at least a portion of those people reacting to the performance can be estimated, wherein the two or more monitoring devices comprise at least one device of a first type and at least one device of a second type, wherein devices of the first type monitor a different quality of user response to devices of the second type, the device of the first type being a dance floor sensor adapted to monitor people on a dance floor at the performance, the dance floor sensor comprising a thermal imaging camera adapted to capture a digital image of at least a portion of a dance floor, and an image processor adapted to process the image to identify the number of people present in the captured image, the behaviour of those people, or both; and a processor adapted to process the at least one output signal provided by the two or more monitoring devices to produce at least one crowd reaction signal indicative of the reaction of those people to the performance.