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License Plate Recognition. June 25, 2010 Created by Castaly / Andy Chen. LPR. Guideline Introduction System Structure Criteria Dongle Types GV-DSP LPR GV-IRCam Features GV-LPR Center Advance Section - Demo Summary / Case Study FAQ. Guideline for LPR. LPR. LPR-0. Introduction.

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license plate recognition

License Plate Recognition

June 25, 2010

Created by Castaly / Andy Chen

slide2
LPR
  • Guideline
  • Introduction
  • System Structure
  • Criteria
  • Dongle Types
  • GV-DSP LPR
  • GV-IRCam
  • Features
  • GV-LPR Center
  • Advance Section - Demo
  • Summary / Case Study
  • FAQ
slide4
LPR

LPR-0

Introduction

introduction
Introduction
  • What is LPR?
    • LPR refers that involves reading text from digital pictures of vehicle license plates, translating the images into a form that the computer can manipulate and then comparing the license plate content with its own database
introduction2
Introduction

LPR+ DVR for Parking Lots

GV-LPR/ ANPR

Total Solution

LPR+ DVR+ Center for Petrol Stations

LPR+ GPS for Mobile Vehicle

LPR+ Center for Toll Collection

introduction3
Introduction

LPR + DVR

For Parking Lots

  • Integration with TICKETING system
  • Integration with Video Surveillance
  • Parking management
introduction4
Introduction

For Petrol Stations

LPR + DVR + Center

  • Alarm while detecting Drive-offs
  • Synchronize black list to all Petrol Station Chains
  • Video evidence for drive-off event
introduction5
Introduction

For Mobile Vehicles

LPR + GPS

  • Viewing vehicles on e-MAPs
  • (supports Google map & Microsoft Virtual Earth)
  • Recognized vehicle location traceable
  • Detect black list vehicles
introduction6
Introduction

LPR + Center

For Toll Collection

  • Police Enforcement
  • Integration with TOLL system
  • Average Speed/ Journey Time calculation
slide12
LPR

System Structure

LPR-01

slide14
LPR

LPR-02

Criteria

criteria
Criteria
  • When integrated LPR v3.1 with DVR, DVR version must be v8.32
  • When integrated LPR v3.12 with DVR, DVR version must be v8.34
  • DVR’s Live view resolution must be half D1 or higher
  • Hardware compression cards, GV-2004 / GV-2008 / GV-4008,are not supported with LPR integration
  • Minimum PC Spec
  • Minimum the third-party IRCam requirement
  • Tips for setup the IR cameras
  • Recognition Pixel Requirement
criteria1
Criteria
  • Minimum Third-Party IRCam Requirement
criteria2
Criteria
  • Tips for setup the IR cameras
    • Camera is up-front, Check diagram below
criteria3
Criteria
  • Tips for setup the IR cameras
    • If your camera is aside, ensure your side angle is smaller than 15 degree. Check diagram below
criteria4
Criteria
  • Recognition Pixel Requirement
    • License plate must be 32 pixel heights
slide21
LPR

LPR-03

Dongle Types

dongle types
Dongle Types
  • LPR Dongles
    • Pure LPR software dongle ( Black )
    • LPR ONLY ( Blue )
    • LPR with DVR ( Blue )
dongle types1
Dongle Types
  • Pure LPR software dongle ( Black )
    • Support up to 8 lanes
    • ONLY accept IP video source from GV-DSP LPR device
dongle types2
Dongle Types
  • LPR ONLY ( Blue )
    • Support 1 / 2 / 4 / 6 / 8 Lanes
    • Video source
      • GeoVision Capture Card
      • IP device ( Starting with v3.1 )
      • AVI files
      • DSP LPR
    • Recognition mode
      • By I/O , Motion or hot key
dongle types3
Dongle Types
  • LPR with DVR ( Blue )
    • Support 1 / 2 / 4 / 6 / 8 Lanes
    • Video source
      • IP device ( Starting with v3.1 )
      • DSP LPR
    • Recognition mode
      • By I/O , Motion or hot key
    • Support Playback
dongle types4
Dongle Types
  • GV-LPR Comparison Chart
slide27
LPR

LPR-04

GV-DSP LPR

gv dsp lpr
GV-DSP LPR
  • Linux based
  • Support 1 Lane
  • Can be trigger by I/O or Motion
  • TV-out
  • SD card slot
    • Store recognition image
    • Backup office data when connecting to the LPR Center or GV-LPR system
gv dsp lpr1
GV-DSP LPR
  • Support UMTS
  • 4 inputs and 4 outputs
  • Support WaterMark
  • Compatible with PC-based LPR or GV-LPR Center
  • Support up to 8 GV-DSP LPR in PC-based LPR
gv dsp lpr2
GV-DSP LPR
  • DSP LPR Web Interface
    • Display date / time of recognition result
    • Snapshot, AVI file, firmware upgrade
    • Only D1 or CIF for Live view resolution with limited frame rate selection
    • Act as FTP server
    • IP Filter, max 4 IP address
slide31
LPR

LPR-05

GV-IRCam

gv ircam
GV-IRCam
  • GV-IR cameras ( 10 / 20M)
    • 570 TV line
    • Use for reflective License Plates
    • Suggested distance between GV-IR camera to the license plate as follow
      • GV-IRCam 10 M  7 ~15 meters
      • GV-IRCam 20 M  15 ~25 meters
    • Lens Focal Length
      • GV-IRCam 10 M  5 ~ 50 mm
      • GV-IRCam 20 M  10 ~ 120 mm
gv ircam1
GV-IRCam
  • GV-IR cameras ( 10 / 20M)
    • Build-in IR led illuminator
      • GV-IRCam 10 M  12 high-efficiency reflex LED ( 20 m between object of view reflecting IR light)
      • GV-IRCam 20 M  24 high-efficiency reflex LED ( 30 m between object of view reflecting IR light)
    • IP66 standard
    • Optimized image for bright sunlight, deep shadow, night view and the license plates, which contain background.
gv ircam2
GV-IRCam
  • GV-IR cameras ( 10 / 20M)
    • If clients would like to use the third party IR cameras, here are the min. requests.
      • 550 TV lines or higher
      • ½”CCD or 1/3” CCD sensor
      • Adjustable shuttle speed up to 1/2000
      • Need IR filter if license plates with backgound
slide35
LPR

LPR-06

Features

features
Features
  • PC-based LPR
    • Support IP Camera integration
    • Support DVR or NVR integration
    • Recognition PIP verse Overview PIP
      • Demo how to add an IP camera and integrate DVR into LPR software
features1
Features
  • PC-based LPR
    • Explain Mismatch mode with a fuzzy match
      • Compare recognition result with registered database (hostlist), replace misrecognized/ missing character by registered car plate
features2
Features
  • PC-based LPR
    • Export recognition results (car plate number, recognition time, stay time, drive direction.. etc.) through RS232/ TXT file
      • Synchronize/ import ODBC compliant databases; Export recognized databases to MDB file
      • Provide SDK for system integration (parking, ticketing, access control, weighing, toll collection system.. etc)
features3
Features
  • PC-based LPR
    • Demo how to setup a counter
      • Count the traffic flow
      • Count free space in parking lot
    • Alarm definition Setting
      • Setup alert for certain type of group, such as register, visitor, unrecognized, overstay registered, overstay visitor and self-defined group.
slide40
PC-based LPR
    • Engine country setting

( Supported Engine as below. )

features4
Features
  • PC-based LPR
    • Alarm definition Setting
      • Users can also define which kind of alarm they would like to trigger.
        • Save image as Jpeg

( 320x240, 720x480 or resolution by source )

        • Notify message on live view
        • Notify sound from LPR PC itself
        • I/O trigger
        • SMS
        • Email
features5
Features
  • PC-based LPR
    • Virtual I/O
      • Use for GV-DSP LPR’s I/O
      • Use for GV-I/O box
features6
Features
  • PC-based LPR
    • Video Play Setting
      • Connect DVR for remote playback service
      • Playback though quick search or remote viewlog
      • Demo how to playback the video files
features7
Features
  • PC-based LPR
    • Speed Setting
      • Calculate the average speed of vehicles
      • Average speed can be based on
        • Single lane point to single lane point
        • Single lane point to multiple lane points
        • Multiple lane points to a single lane point
        • Multiple lane points to multiple lane points
      • Demo how to setup the average speed
features8
Features
  • PC-based LPR
    • Overstay Setting
      • Setup the overstay threshold alarm for register and visitor
      • Export overstay log and snapshot in mdb format ( By default, it saved under C:\LPR\RecogFiles )
      • Export NON-overstay log and snapshot in mdb format
slide46
LPR

LPR-07

GV-LPR Center

gv lpr center
GV-LPR Center
  • No need for dongle
  • Central monitoring application
  • Support up to 255 channels over TCP/IP (from GV-LPRs/ DSPs)
  • Synchronize registered plate database to GV-LPR clients
  • Receive or store recognition results, images and overview images from GV-LPR clients
slide48
LPR

Advance Section – Demo

LPR-08

advance section demo
Advance Section - Demo
  • How to configure video source from Capture Card?
  • How to configure video source from DVR?
  • How to configure video source from Compact DVR?
  • How to setup Video Play Setting?
  • How to create an account and assigned as register group in Registered Plate database?
  • How to setup the counting in PC based LPR?
  • How to setup P/P or Overview?
advance section demo1
Advance Section - Demo
  • How to setup recognition by hotkey or by motion in PC-Based LPR?
  • How to configure video source GV-DSP LPR V2?
  • How to record a recognition result on SD card in GV-DSP LPR V2?
  • How to connect PC based LPR with GV-LPR Center?
  • How to sync the database from GV-LPR Center to a PC-Based LPR?
  • How to use ftp or remote access in GV-LPR Center?

AS-H052

slide51
LPR

Summary / Case Study

LPR-09

slide54
LPR

F&Q

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