Читать книгу Intelligent Data Analytics for Terror Threat Prediction - Группа авторов - Страница 36

Diffusion models are also one of the factors considered in source identification as they give information about how fast information diffusion occurs in network [2]. There are four diffusion models namely susceptibleinfected (SI), susceptible-infected-susceptible (SIS), susceptible-infectedrecovered (SIR), and susceptible-infected-recovered-susceptible (SIRS). All these come under epidemic models, which can spread deceases widely from person to other or group of people. These epidemic models are discussed in the following section as well as how they spread and the differences between them.