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FACIAL RECOGNITION SURVEILLANCE SYSTEM

Over the past few years the world has become highly aware of the threats presented by terrorist activities. Perimeter and video security, biometrics and face recognition systems are at the forefront of the world's efforts to cope with the threats at hand. The need to accurately detect in real time suspects or suspicious behavior has become evident in locations such as airports and railway stations, government and public buildings as well as around high security facilities such as water and energy utilities.


FRS Suspect Detection is an advanced surveillance system that has video analytics capabilities. It can automatically detect faces On-line or Offline using fast acquisition methods. As face images are detected, FRS Suspect Detection automatically alerts for any identified suspects using a variety of interfaces (SMS, Email and Web).  

How it Works..

Suspect Detection

With its intelligent face recognition algorithms, FRS Suspect Detection analyses the input from numerous CCTV cameras, comparing the captured face templates extracted from the cameras with a database containing previously stored profiles and face templates.


 

FRS Suspect Detection allows evaluating the correlation between suspect list to incoming targets. Suspect list search is 1: N, which means the suspect image will run through a matching procedure with the database records. The best matches that are above the requested similarity level will appear as suspects once initiated.

Working Scenario

  • The cameras record and watch online on POIs (Points of Interest)
  • The operator select image or video and run it through the system in order to enroll or match a suspect
  • The system detects if the target are suspects according to existing watch list
  • The watch list is located on a shared network database and can be shared between several operators / stations
  • Every operator can work on different area / camera

System Layout

Technical Layout of Semi Automatic System



Technical Layout

System Inputs

The system requires several inputs as minimum condition of work:
  • Minimal IOD - Minimum face size will be (not recommended) 40 pixels between two eyes
  • Nominal IOD – Recommended face size will be 65-70 pixels between two eyes
  • Supported Formats: JPEG, GIF, BMP, PNG, TIFF
  • Maximum IOD: 3,000 pixels
  • Image clarity – Image should be cleared and focused on the subject's face
  • Image Source – it is recommended the black list image source will be from same camera type that we the system will use for detection
  • Lens – It is recommended same lens will be used both for detection and enrollment in order to prevent image distortion
  • Images X/Y Ratio shall not be updated by the user

IOD = Inner Ocular Distance

Fully Automatic Face Detection – Visual Analysis Unit (VAU)

Video Analytics Unit is a 4 to 6 cameras connected together into a processing center. The cameras can be analog or digital Each VAU reports individually to the command & control center using TCP/IP network. Each VAU will have a face recognition module that has its watch list source which is based on a network database. Each VAU shall act as an individual unit and will raise only detection events. All events shall be stored on the command and control station. Each VAU has the ability to be remotely monitored.



Visual Analysis Unit

Network Layout



Network Layout
View Technical Datasheet (PDF)

Key Features

  • Multiple Real-time video streams at a time
  • 1:N Matching, database matching between live images, video images and database images
  • Real-time face comparison against watch list
  • Alarm notification and recordings
  • Enrolment from still image, still image camera and live video stream

Suitable for

  • Law Enforcement, Airports
  • Criminal Investigation
  • Casinos, Clubs, Sport arenas
  • Banks & Buildings requiring high security.

Supported Cameras

There is no special limitation on camera type, we recommend using only high-resolution cameras (Mega Pixel Cameras) for suspect detection solution.


Supported cameras / IP Servers:

  • AXIS
  • VIVOTEK
  • A-SONI
  • MAVIX
  • MOBOTIX

Requirements

The minimal requirements are defined according to the number of concurrent cameras and camera models which are connected to the station. Normally we do not recommend more then 8 cameras per station in order to prevent overloading.


The definition of maximum number of cameras is according to camera manufacturer. There is no real limitation on number of cameras connected into one FRS system as long they are not overloading the hosting CPU.


FRS minimal requirements for the analytics station are:


  • CPU: 2.6 GHZ Pentium 4
  • HDD: 20 GB
  • RAM: 2GB