WO2020149576A1 - 인공지능 기반 차량 검색 시스템 - Google Patents
인공지능 기반 차량 검색 시스템 Download PDFInfo
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- WO2020149576A1 WO2020149576A1 PCT/KR2020/000410 KR2020000410W WO2020149576A1 WO 2020149576 A1 WO2020149576 A1 WO 2020149576A1 KR 2020000410 W KR2020000410 W KR 2020000410W WO 2020149576 A1 WO2020149576 A1 WO 2020149576A1
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- Prior art keywords
- vehicle
- unit
- information
- image data
- target vehicle
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- 238000013473 artificial intelligence Methods 0.000 title claims abstract description 14
- 238000012544 monitoring process Methods 0.000 claims abstract description 15
- 238000013135 deep learning Methods 0.000 claims abstract description 7
- 238000010191 image analysis Methods 0.000 claims abstract description 7
- 238000004458 analytical method Methods 0.000 claims description 9
- 238000005286 illumination Methods 0.000 claims description 5
- 238000003384 imaging method Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 230000008034 disappearance Effects 0.000 description 4
- 230000006399 behavior Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/62—Text, e.g. of license plates, overlay texts or captions on TV images
- G06V20/625—License plates
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/08—Learning methods
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
- G06V10/12—Details of acquisition arrangements; Constructional details thereof
- G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
- G06V10/141—Control of illumination
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V2201/00—Indexing scheme relating to image or video recognition or understanding
- G06V2201/08—Detecting or categorising vehicles
Definitions
- An embodiment of the present invention relates to an artificial intelligence based vehicle search system.
- CCTV is increasing in importance as evidence that can objectively prove a crime or a criminal, but it causes many difficulties to the personnel due to excessive reading due to information overload. .
- An embodiment of the present invention provides an artificial intelligence-based vehicle search system capable of improving a false detection of a monitoring target through CCTV by recognizing and analyzing a vehicle through deep learning-based data learning.
- Video recording equipment unit for generating image data using a surveillance camera of a different model; And receiving the image data, registering condition information for the target vehicle to be monitored, and recognizing and recognizing the target vehicle from the image data using the registered condition information and deep-learning based artificial intelligence image analysis algorithm. It includes an integrated control unit that analyzes the target vehicle and provides it through inquiry of the recognized and analyzed data.
- the video photographing equipment unit includes a vehicle number recognition camera and a network camera, a surveillance camera unit for photographing an image;
- An infrared lighting device unit installed in the surveillance camera unit and operating at night when the surveillance camera is photographed;
- it may include an infrared light control unit for controlling the light emission operation of the infrared lighting device unit with a synchronization signal of the same pulse width as the shutter signal for controlling the operation of the camera shutter of the surveillance camera unit.
- an image monitoring unit for monitoring by outputting the image data received from the image recording equipment unit; At least one vehicle information among at least one vehicle license plate standard information, a vehicle type/model and a vehicle color, and receives detailed information on at least one of the vehicle information, and receives a condition information registration unit for registering as the condition information; Vehicle recognition storage for recognizing the target vehicle from the image data through AI image analysis algorithm based on the condition information registered through the condition information registration unit, and extracting and storing the image data captured by the corresponding target vehicle separately part; And based on the image data stored through the vehicle recognition storage unit, analyzes and stores at least one of the time, location, movement path, state/stop, and event of the target vehicle, and provides the analyzed information through inquiry It may include a vehicle analysis and information providing unit.
- the vehicle recognition storage unit detects the type/model and license plate of the vehicle of the target vehicle, recognizes the number of the detected license plate, verifies the condition information, and when the target vehicle overlaps another object in the image data It may operate in the order of summing areas of the target vehicle and other objects, converting the summed areas to an image size of 640x480 pixels (width x length), and storing the converted data as a file.
- the vehicle analysis and information providing unit includes time, location, movement route, state/stop, and event information of the target vehicle in the search query information, from the time when the target vehicle is found in the image data Provides image data up to the point of disappearance, but displays the route traveled from the point where the target vehicle was found on the map to the point of disappearance, the location of the main/stop on the route, and the win/get off and share event in chronological order Can.
- an artificial intelligence-based vehicle search system capable of improving a false detection of a monitoring target through CCTV by recognizing and analyzing a vehicle through deep learning-based data learning.
- FIG. 1 is a schematic diagram showing the overall configuration of an artificial intelligence-based vehicle search system according to an embodiment of the present invention.
- FIG. 2 is a block diagram showing a configuration of an image photographing equipment unit according to an embodiment of the present invention.
- FIG. 3 is a block diagram showing the configuration of an integrated control unit according to an embodiment of the present invention.
- FIG. 4 is a view showing a trigger signal and a shutter signal output through the infrared light control unit of the infrared lighting device according to an embodiment of the present invention.
- FIG. 5 is a capture screen showing an example of a server program and a client program operating in the video monitoring unit according to an embodiment of the present invention.
- FIG. 6 is a view showing standard conditions for a vehicle license plate according to an embodiment of the present invention.
- FIG. 7 is a flowchart illustrating an operation of a vehicle recognition storage unit according to an embodiment of the present invention.
- FIG. 8 is a view showing an example of information provided through a vehicle analysis and information providing unit according to an embodiment of the present invention.
- FIG. 1 is a schematic diagram showing the overall configuration of an artificial intelligence-based vehicle search system according to an embodiment of the present invention
- FIG. 2 is a block diagram showing the configuration of an imaging equipment unit according to an embodiment of the present invention
- FIG. 3 is the present invention 4 is a block diagram showing the configuration of an integrated control unit according to an embodiment of the present invention
- FIG. 4 is a view showing a trigger signal of an infrared lighting device unit and a shutter signal output through an infrared light control unit according to an embodiment of the present invention.
- a capture screen showing an example of a server program and a client program operating in an image monitoring unit according to an embodiment of the present invention
- FIG. 6 is a view showing standard conditions for a license plate according to an embodiment of the present invention
- FIG. 7 is a view 8 is a flowchart illustrating an operation of a vehicle recognition storage unit according to an embodiment of the present invention
- FIG. 8 is a view showing an example of information provided through a vehicle analysis and information providing unit according to an embodiment of the present invention.
- the artificial intelligence-based vehicle search system 1000 includes an image photographing equipment unit 100 and an integrated control unit 200.
- the AI-based vehicle search system 1000 of the present embodiment further includes a data communication equipment unit 300 for transmitting the image data generated through the image photographing equipment unit 100 to the integrated control unit 200. Can be configured.
- the image photographing equipment unit 100 may generate image data using surveillance cameras of different types.
- the image photographing equipment unit 100 may include a surveillance camera unit 110, an infrared illumination device unit 120, and an infrared illumination control unit 130.
- the surveillance camera unit 110 includes a vehicle number recognition camera and a network camera, and may take an external image including a vehicle, a pedestrian, and the like.
- Vehicle number recognition camera is installed in the form of CCTV on the outside of the road, roadside, alley, etc., and can continuously shoot the image of the site, and the captured image data is integrated control through the data communication equipment unit 300 ( 200).
- the network camera can also take an external image including a vehicle, a pedestrian, etc., and connect the data communication equipment 300 or a separate Internet communication device to transmit the captured image data in real time to the integrated control unit 200. .
- the infrared lighting unit 120 may be installed in the surveillance camera 110 to operate when the surveillance camera 110 is photographed at night. More specifically, the infrared lighting device unit 120 may emit infrared light to improve the image quality of the night photographed image of the surveillance camera 110.
- the infrared illuminating device unit 120 may be applied with infrared illumination in a wavelength range of 740 nm to 850 nm depending on the type of the surveillance camera 110.
- the infrared lighting control unit 130 may control the light emission operation of the infrared lighting device unit 120 with a synchronization signal having the same pulse width as the shutter signal controlling the operation of the camera shutter of the surveillance camera unit 110. More specifically, when the shutter of the surveillance camera 110 is opened (OPEN), when the infrared light is emitted (ON), the amount of light absorbed by the camera lens increases and a good image quality can be obtained.
- the infrared light control unit 130 allows the infrared light to emit light (trigger signal) in accordance with a synchronization signal (Strobe) having a pulse width equal to the shutter speed of the surveillance camera 110 as shown in FIG. 4.
- the integrated control unit 200 receives the image data of the video recording equipment unit 100 through the data communication equipment unit 300, and registers condition information for the target vehicle (which may also include a pedestrian) to be monitored. Then, the target vehicle (which may include a pedestrian) is recognized from the received image data using the registered condition information and deep-learning based AI image analysis algorithm, and the recognized target vehicle (which may also include a pedestrian) ), and it can be provided to the administrator through inquiry of the recognized and analyzed data.
- the integrated control unit 200 may include an image monitoring unit 210, a condition information registration unit 220, a vehicle recognition storage unit 230, and a vehicle analysis and information providing unit 240.
- the image monitoring unit 210 outputs image data received from the image photographing equipment unit 100 so that it can be monitored.
- the image monitoring unit 210 is a server program (a) that receives image data from the image photographing equipment unit 100 in real time and a client program (b) that provides the received image data through a screen.
- the image monitoring unit 210 may acquire image data from a surveillance camera of up to 32 channels, and output it to a screen for monitoring by monitoring personnel, and the server program and the client program may be executed on different computers, or It can be run on one computer.
- the condition information registration unit 220 stores at least one vehicle information among one or more vehicle license plate standard information, vehicle type/model, and vehicle color, and receives detailed information on at least one of the vehicle information and registers it as condition information Can receive
- the vehicle license plate standard information consists of H1 Hangul from the left column, D4 to D1 are numbers, H3 and H2 in the upper column are Hangul, and D6 and D5 are in the form of numbers. It may be the basic standard information (first basic standard information) of the vehicle license plate, as shown in (b) of Figure 6, D4, D3 is a number, then H1 is Hangul, then D4 to D1 are made of numbers. It may be other basic standard information (second basic standard information) of the vehicle license plate.
- the first and second basic standard information is a basic form of a vehicle license plate in Korea, and may include a condition in which four digits of a serial number exist and a condition in which a Hangul character must be present.
- Other license plates for special purpose vehicles In addition to the standard information, in the case of commercial vehicles, electric vehicles, etc., the color of the license plate can be standardized and defined.
- the condition information registration unit 220 is selected from among the basic standard information whether the number format of the target vehicle corresponds to the first basic standard information or the second basic standard information, and the detailed information according to the selected standard information, that is, the vehicle number
- the vehicle information may include not only the standard information of the license plate as described above, but also the type, model, color, and the like of the target vehicle, and inputable information may be registered.
- the vehicle recognition storage unit 230 recognizes the target vehicle from the image data through the artificial intelligence image analysis algorithm based on the condition information registered through the condition information registration unit 220, and the recognized target vehicle captured image data Can be extracted and stored separately.
- storing separately means that the integrated control unit 200 stores and manages image data recognized and analyzed for a specific object in a database separately from storing image data received from the image photographing equipment unit 100 on the server. can do.
- the vehicle recognition storage unit 230 detects the type/model and license plate of the vehicle of the target vehicle, recognizes the number of the detected license plate, verifies condition information, and when the target vehicle overlaps another object in the image data It may operate in the order of summing the areas of the target vehicle and other objects, converting the summed areas to an image size of 640x480 pixels (width x length), and storing the converted data as a file.
- areas for the target vehicle and the overlapping other objects may be summed. For example, when another vehicle crossing the front of the target vehicle is photographed with the target vehicle, when a two-wheeled vehicle or pedestrian crossing the front of the target vehicle is photographed with the target vehicle, the target vehicle overlaps the target vehicle.
- the object is processed as one object to sum the area, and the summed object area can be converted into a video size of 640 pixels horizontally and 480 pixels vertically.
- the converted image data are stored as files, and can be searched and provided according to a search command.
- the vehicle analysis and information providing unit 240 based on the image data stored through the vehicle recognition storage unit 230, at least one of the time, location, movement path, week/stop and event of the target vehicle was taken It can be analyzed and stored, and the analyzed information can be provided through inquiry.
- the vehicle analysis and information providing unit 240 when the search query information includes the time, location, movement route, state/stop, and event information of the target vehicle, from the time the target vehicle was found in the image data Provides image data up to the point of disappearance, but displays the route traveled from the point where the target vehicle was found on the map to the point of disappearance, the location of the main/stop on the route, and the win/get off and share event in chronological order Can.
- the target vehicle when the target vehicle is recognized and found at point 1 near Yeoksam Station, the found time information and location information, and an event (parking, stop, boarding/unloading, boarding the passenger, etc.)
- the detected image data may be stored as a file together with the detected information.
- the detected time information, location information, and event (parking, stop, boarding/unloading, boarding of passengers, etc.) are detected and the corresponding video data is detected. Can be saved as a file.
- the detected time information, location information, and event (parking, stop, boarding/unloading, boarding of passengers, etc.) are detected and the corresponding video data is detected. Can be saved as a file.
- the detected time information, location information, and event (parking, stop, boarding/unloading, boarding of passengers, etc.) are detected and the corresponding video data is detected. Can be saved as a file.
- the detected time information, location information, and event (parking, stop, boarding/unloading, boarding of passengers, etc.) are detected and the corresponding video data is detected. Can be saved as a file.
- five image data files can be generated and stored for a specific target vehicle. If a user inputs a specific search condition, 1 ⁇ 5 on the map where the target vehicle is found, as shown in FIG. Displays the movement route information using the location marker as shown above. When selecting each movement route information, text information such as the recognized vehicle number, vehicle type, model, shooting time, and event is displayed. Video data captured at the location can be loaded and played.
- the search information of the target vehicle is provided in the form of a map, but not shown, it may be provided in the form of a timeline according to user selection.
- the target vehicle icon No. 1 ⁇ 5 is displayed on the timeline, and text information such as the recognized vehicle number, vehicle type, model, shooting time, and event is displayed under the icon, and the icon is selected (click, touch). If you do, you can retrieve and play the image data captured at that location.
- the vehicle analysis and information providing unit 240 may search and provide search information in a map or timeline format.
Abstract
Description
Claims (4)
- 서로 다른 기종의 감시카메라를 이용하여 영상데이터를 생성하는 영상촬영 장비부; 및상기 영상데이터를 수신하고, 모니터링 대상인 대상 차량에 대한 조건정보를 등록하고, 등록된 조건정보 및 딥-러닝 기반의 인공지능 영상분석알고리즘을 이용하여 상기 영상데이터로부터 상기 대상 차량을 인식하고, 인식된 상기 대상 차량을 분석하며, 인식 및 분석된 데이터의 조회를 통해 제공하는 통합 관제부를 포함하는 것을 특징으로 하는 인공지능 기반 차량 검색 시스템.
- 제1 항에 있어서,상기 영상촬영 장비부는,차량번호 인식 카메라와 네트워크 카메라를 포함하고, 영상을 촬영하는 감시 카메라부;상기 감시 카메라부에 설치되고, 상기 감시 카메라의 야간 촬영 시 동작하는 적외선 조명 장치부; 및상기 감시 카메라부의 카메라 셔터의 동작을 제어하는 셔터 신호와 동일한 펄스 폭의 동기 신호로 상기 적외선 조명 장치부의 발광 동작을 제어하는 적외선 조명 제어부를 포함하는 것을 특징으로 하는 인공지능 기반 차량 검색 시스템.
- 제1 항에 있어서,상기 통합 관제부는,상기 영상촬영 장비부로부터 수신되는 상기 영상데이터를 출력하여 모니터링하기 위한 영상 모니터링부;하나 이상의 차량 번호판 규격정보, 차량의 종류/모델 및 차량의 색상 중 적어도 하나의 차량정보가 저장되고, 상기 차량정보 중 적어도 하나에 대한 상세정보를 입력 받아 상기 조건정보로 등록 받는 조건정보 등록부;상기 조건정보 등록부를 통해 등록된 상기 조건정보를 기반으로 인공지능 영상분석알고리즘을 통해 상기 영상데이터로부터 상기 대상 차량을 인식하고, 인식된 해당 대상 차량이 촬영된 영상데이터를 추출해 별도로 저장하는 차량 인식 저장부; 및상기 차량 인식 저장부를 통해 저장된 영상데이터를 기반으로 해당 대상 차량이 촬영된 시간, 위치, 이동경로, 주/정차 및 이벤트 중 적어도 하나의 정보를 분석하여 저장하고, 분석된 정보를 조회를 통해 제공하는 차량 분석 및 정보 제공부를 포함하는 것을 특징으로 하는 인공지능 기반 차량 검색 시스템.
- 제3 항에 있어서,상기 차량 인식 저장부는,상기 대상 차량의 차량의 종류/모델, 번호판 검출하고, 검출된 번호판의 번호 인식하고, 상기 조건정보를 검증하고, 상기 영상데이터에서 상기 대상 차량이 다른 객체와 겹치는 경우 상기 대상 차량과 다른 객체의 영역을 합산하고, 합산된 영역을 640x480 픽셀(가로x세로)의 영상 크기로 변환하며, 변환된 데이터를 파일로 저장하는 순서로 동작하는 것을 특징으로 하는 인공지능 기반 차량 검색 시스템.
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CN114137512A (zh) * | 2021-11-29 | 2022-03-04 | 湖南大学 | 一种毫米波雷达与深度学习视觉融合的前方多车辆跟踪方法 |
CN114137512B (zh) * | 2021-11-29 | 2024-04-26 | 湖南大学 | 一种毫米波雷达与深度学习视觉融合的前方多车辆跟踪方法 |
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KR102608447B1 (ko) * | 2021-04-08 | 2023-12-01 | 에이원(주) | 인공지능을 이용한 차량번호인식 제어시스템 및 그 방법 |
WO2024035041A1 (ko) * | 2022-08-08 | 2024-02-15 | 주식회사 아이나비시스템즈 | 위치 추정 장치 및 방법 |
KR102651108B1 (ko) * | 2022-08-08 | 2024-03-26 | 주식회사 아이나비시스템즈 | 위치 추정 장치 및 방법 |
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2019
- 2019-01-17 KR KR1020190006319A patent/KR102181355B1/ko active IP Right Grant
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