http://www.hcconstruct.com/birdhouse-surveillance-camera/
A gun goes off at night. At the time of the official response arrives, it may be difficult for the reporting parties to recall which direction comes.
In areas with a large quantity of firearms, cities are the installation of acoustic gunshot detection. These sensors not only to identify the difference between a bullet and a car backfiring, but then send information back to a sophisticated mapping system that triangulates where the potential suspect can be. This confirmation of gunfire and the immediate determination of the location allow deputies to quickly respond to fire with a much higher level of trust.
In some cities these acoustic detection systems bullet married with video surveillance, so that a video camera can immediately zoom in a place where fire is detected, display the information about the suspect, and record events that took place immediately after the shot. This information is entered in a command center, located at the station. The command center contains video monitors for video surveillance system and has the ability Download video recorded on a DVD or CD to be used later as evidence.
The detection system manufacturers of firearms hope the technology to increase the capacity of the police to arrive at the scene of the shooting at random rapidly increase the number of people arrested for shooting weapons and reduce adverse effects (injury, fear, disinvestment) of fire in urban settings. Community Advocates detection systems Firearms believe the technology can deter potential shooters and improve quality of life in their neighborhoods.
Some cities are on the installation of the units in high crime areas. You do not know passed an acoustic sensor that many of them are hidden in the sets that appear birdhouses and heating vents and are enclosed in containers waterproof approximately 1 cubic foot in size.
The technology of sensors and cameras, along with Automated License Plate Recognition (ALPR) system ALPR or mobile, consisting of three cameras mounted next to the emergency light bar a car radio that automatically scans license plates closely to determine if a vehicle you want or stolen, can greatly deter crime. ALPR systems can scan up to 8,000 plates during the course of a single shift. Fixed ALPR Systems are mounted on poles all over intersection and parking signs. These fixed systems scan every vehicle passing through the intersection and notify the station in question is detected when a vehicle is stolen or wanted.
As with any new technology, can evolve and be used for other purposes. For those who are fighting against street noise and crime not only these systems is possible, could help offenders noisy item within the level of legal noise at night, giving everyone at least a decent night sleep.
About the Author:
About the Author: Mark Rustad is President of NetWell Noise Control, based in Minneapolis, MN. Founded in 1991, NetWell is a leading supplier of acoustic products, wall sound proofing treatments, and online acoustical consulting services. NetWell’s sound management skills are packaged into the industry’s premier website. Discover first hand why so much of NetWell’s business stems from the referrals and repeat orders they receive from satisfied clients around the world.
Article Source: ArticlesBase.com – Acoustic Cameras Used to Catch Criminals
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Automated Multi-Camera Surveillance: Algorithms and Practice $88.9 pThe deployment of surveillance systems has captured the interest of both the research and the industrial worlds in recent years. The aim of this effort is to increase security and safety in several application domains such as national security, home and bank safety, traffic monitoring and navigation, tourism, and military applications. The video surveillance systems currently in use share one feature: A human operator must monitor them at all times, thus limiting the number of cameras and the area under surveillance and increasing cost. A more advantageous system would have continuous active warning capabilities, able to alert security officials during or even before the happening of a crime.pExisting automated surveillance systems can be classified into categories according to:pulpliThe environment they are primarily designed to observe;/lipliThe number of sensors that the automated surveillance system can handle;/lipliThe mobility of sensor./lip/ulpThe primary concern of this book is surveillance in an outdoor urban setting, where it is not possible for a single camera to observe the complete area of interest. Multiple cameras are required to observe such large environments. This book discusses and proposes techniques for development of an automated multi-camera surveillance system for outdoor environments, while identifying the important issues that a system needs to cope with in realistic surveillance scenarios. The goal of the research presented in this book is to build systems that can deal effectively with these realistic surveillance needs. |
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Exposed: Voyeurism, Surveillance, and the Camera Since 1870 $33.99 DIVSince the rise of the photographic medium in the late 19th century, people have been fascinated by the camera’s ability to record striking moments both public and private. From Mathew Brady’s haunting images of the Civil War to the present day paparazzi’s brand of voyeurism-for-hire, photography has long served to capture not only the posed portrait but also the personal, the intimate, the unexpected, and the taboo. This fascinating book examines the ways in which acts of voyeurism and surveillance have inspired, challenged, and expanded the medium of photography throughout its evolution./DIVBRDIVFeaturing photography by Sophie Calle, Henri Cartier-Bresson, Walker Evans, Harun Farocki, Nan Goldin, Robert Mapplethorpe, Helmut Newton, Andy Warhol, and Weegee, among others,IExposed/Ichronicles the artistic, political, and even moral dilemmas that underlie some of these artists’ best known works. Through insightful essays and commentary by Sandra Phillips, one of the foremost authorities on the history of 20th-century photography,IExposed/Iexamines some of the most invasive and unsettling aspects of photography, including the use of the hidden camera, the production of erotic pictures and pornography, and the intersection of photography with both celebrity and violence./DIVDIVBSandra S. Phillips/Bis senior curator of photography at the San Francisco Museum of Modern Art./DIV |
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