The Internet of Things

Social life and entertainment play an important role in an individual's life. Many applications have been developed, which keep track of such human activities. The term "opportunistic IoT" refers to information sharing among opportunistic devices (devices that seek to make contact with other devices) based on movement and availability of contacts in the vicinity. Personal devices such as tablets, wearables, and mobile phones have sensing and short range communication capabilities. People can find and interact with each other when there is a common purpose.

Circle Sense is an application, which detects social activities of a person with the help of various types of sensor data. It identifies the social circle of a person by analyzing the patterns of social activities and the people present in those activities. Various types of social activities and the set of people participating in those activities are identified. It uses location sensors to find out where the person is and uses Bluetooth for searching people around her. The system has built in machine learning algorithms, and it gradually improves its behavior with learning.

Affective computing is a technology, which recognizes, understands, stimulates, and responds to the emotions of human beings. There are many parameters, which are considered while dealing with human affects such as facial expressions, speech, body gestures, hand movements, and sleep patterns. These are analyzed to figure out how a person is feeling. The utterance of emotional keywords is identified by voice recognition and the quality of voice by looking at acoustic features of speech.

One of the applications of affective computing is Camy, an artificial pet dog, which is designed to interact with human beings and show affection and emotions. Many sensors and actuators are embedded in it. It provides emotional support to the owner, encourages playful and active behavior, recognizes its owner, and shows love for her and increases the owner's communication with other people. Based on the owner's mood, Camy interacts with the owner and gives her suggestions.

Logmusic is an entertainment application, which recommends music on the basis of the context, such as the weather, temperature, time, and location.