Multi Modal User Interactions in Controlled Environments Multi Modal User Interactions In Controlled Environments investigates the capture and analysis of users multimodal behavior (mainly eye gaze eye fixation eye blink and body movements) within a real controlled environment (controlled supermarket personal environment) in order to adapt the response of the computer environment to the user. Such data is captured using non intrusive sensors (for example cameras in the stands of a supermarket) installed in the environment. This multi modal video based behavioral data will be analyzed to infer user intentions while assisting users in their day t