1. An information processing apparatus comprising: a matter extracting unit extracting a predetermined matter from text information; an action pattern specifying unit specifying one or multiple action patterns associated with the predetermined matter; an action extracting unit extracting each of the action patterns associated with the predetermined matter, from sensor information; and a state analyzing unit generating state information indicating a state related to the predetermined matter, based on each of the action patterns extracted from the sensor information, using a contribution level indicating a degree of contribution of each of the action patterns to the predetermined matter, for a combination of the predetermined matter and each of the action patterns associated with the predetermined matter.