We propose in this paper a method for tracking groups of people in a metro scene to recognise abnormal behaviours such as violence or vandalism. After presenting the overall system, we describe the tracking algorithm for groups of people. Finally we present results illustrating the algorithm.

Most efforts to understand and reduce human aggressive behavior—toward other persons or toward property—focus upon the perpetrator. Regardless of whether the persons making these efforts are specialists or members of the general public; teachers, psychologists, sociologists, or criminologists; theoreticians, researchers, or practitioners; or individuals concerned with prediction, prevention, re...

In recent years, public concern over possible adverse health impacts from exposure to the radiation emitted by cellular antennas has grown tremendously and shows little sign of abating. Fearing of public protests, theft and vandalism, cellular antennas operators do not publish exact locations of their antennas. Some even try to camouflage their cellular towers in our urban landscape in order to...

Maria Cramer's examination of the implausibly low hate crime figures for Massachusetts communities highlights a pervasive and systematic problem in measuring acts of violence and vandalism motivated by bias and intolerance related to race, ethnicity, religion, gender, sexual orientation or disability. However, the troubling portrayal of undercounting reflects only half the story. The reporting ...

The abstract claims that multiplayer computer games (MCGs) are at the forefront of utilizing network possibilities. As a result, they offer an overview of four aspects that affect networking in MCGs. These are—network resources such as bandwidth and latency set boundaries in which the MCG must operate, communication, data, and control architecture is encompassed by distribution concepts, scalab...