SOCIAL NETWORKS.

THEME:THE SOCIAL NETWORKS.

PRESENTED BY:JISSETT TORRES E…2004-118.

SUBJECT:INGLESH TECNICO I.

THE SOCIAL NETWORKS.

A social network is a social structure made up of a set of actors . such as individuals or organizations that are related according to some criterion professional relationship , friendship, kinship.

Usually they represented as nodes symbolizing actors and relationships as lines connecting them . The type of connection representable in a social network is a dyadic interpersonal relationship or tie.

INTERNET PLATFORMS THAT FACILITATE COMMUNICATION BETWEEN PEOPLE OF THE SAME SOCIAL STRUCTURE ARE CALLED SOCIAL NETWORKING SERVICES.

THE ANALYSIS OF SOCIAL NETWORKS HAS GROWN FROM A SUGGESTIVE METAPHOR TO BECOME AN ANALYTICAL APPROACH AND A PARADIGM , WITH ITS THEORETICAL PRINCIPLES , METHODS OF ANALYSIS SOFTWARE FOR SOCIAL NETWORKS AND LINES OF RESEARCH THEMSELVES.

RESEARCH ON THE NETWORKS.

The social network analysis has been used in epidemiology to help understand how patterns of human contact help or hinder the spread of diseases such as HIV in a population. The evolution of social networks can sometimes be simulated by the use of agent-based models , providing insight into the interplay between communication rules , rumor spreading and social structure .The diffusion of innovations theory explores social networks and their role in influencing the spread of new ideas and practices. The change agents and opinion leader often have a greater role in encouraging the adoption of innovations , although it also involves factors inherent to innovation role .

Computer tools to enhance the effectiveness of online social networks ( ' social software ') , operating in three areas , «las 3 Cs» , crosswise:

•Communication ( help us to share knowledge ) .•Community (help us find and integrate communities).•Cooperation ( help us to do things together ).

The combined networking (blended networking) It is an approach to social network that combines elements online and real world to create a mixture.

TYPOLOGY OF SOCIAL NETWORKING SITES.

There is no consensus among authors in proposing a specific type. In some places the same type that once was used for portals applies , divide them into horizontal and vertical :•Horizontal: seek to provide tools for interaction in general: Facebook, Google+, Hi5, ello o Bebo.•Vertical: •By type of user; aimed at a specific audience. Professional ( LinkedIn) , people who share the same hobby , interested in a product or service.•By type of activity ; those who promote a particular activity. Videos YouTube, Microbloggin Twitter, opinions about products or services.

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