• Prof. MEENAKSHI SHARMA

For more than two decades, public closed-circuit television (CCTV) programmers have been used to monitor public space. These initiatives to curb crime have received mixed reviews. Furthermore, there have been few comprehensive reviews of cameras based in the United States. Crime under the view shed of publicly sponsored CCTV cameras in Philadelphia, PA, is investigated utilizing two assessment methodologies in this study. Weighted displacement quotients with hierarchical linear modelling According to a research that takes into account long-term patterns and seasonality, the installation of cameras is linked to a 13 percent drop in crime. While there appears to be a general advantage to the cameras, the research found that there were just as many places where there was no benefit of camera presence as there were spots where there was a favorable impact on crime. The results' policy ramifications are explored..

CCTV, Hierarchical Linear Modeling, Philadelphia, Video Surveillance, Weighted Displacement Quotients.

" Impact of Public CCTV Cameras on Crime Prevention", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.5, Issue 10, page no.546-550, October-2018, Available :http://www.jetir.org/papers/JETIRFH06091.pdf

" Impact of Public CCTV Cameras on Crime Prevention", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.5, Issue 10, page no. pp546-550, October-2018, Available at : http://www.jetir.org/papers/JETIRFH06091.pdf