Due to increasing use of smart phones and connected devices, consumer centric businesses are finding new ways to stay ahead in competition by using computing technology. The application of focus group and survey do not provide accurate emotional state of an end-user related to a specific product. Further, their responses may be biased depending upon the surrounding conditions. The emotional state of a consumer can trigger his/her engagement with the brand or product and affect the decision making to buy the product. Therefore, knowing the real-time emotional state can help the businesses to sell their product and thereby increase revenue. Affective computing is a technology which helps in recognizing human decision making through analyzing facial expressions, heart rate, voice and other body parameters. Affective computing combine’s cognitive science, psychology and computer science to predict the emotional state of human beings and provides appropriate response to get a fa...