DETERMINING SOCIAL ACTIVITY PROFILE OF A PARTICIPANT IN A COMMUNICATION NETWORK

Determining the extent of a personal network and/or social activity of a participant in a communication network. On method includes: representing contacts between the participant and communication partners of the participant as a time sequence order; determining an instant strength value over time using the representation of contacts as a time sequence order; and charting a direction of the extent of the personal network and/or social activity of the participant by monitoring a change in the instant strength value over time.