CN105760855A - Multi-source photoelectric information fusion aircraft wreckage identification system - Google Patents
Multi-source photoelectric information fusion aircraft wreckage identification system Download PDFInfo
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Abstract
Provided is a multi-source photoelectric information fusion aircraft wreckage identification system, comprising a multi-source photoelectric information collection module, a multi-source photoelectric information processing module, an attitude control module, a data storage module and an aircraft wreckage identification host computer module, wherein the multi-source photoelectric information collection module is in connection with the multi-source photoelectric information processing module and the attitude control module; the multi-source photoelectric information processing module is in connection with the multi-source photoelectric information collection module, the attitude control module, the data storage module and the aircraft wreckage identification host computer module. The system can accurately and automatically identify aircraft wreckages, and adapt to all-weather, all-terrain and multi-weather conditions, and is widely suitable for aircraft platforms such as unmanned aerial vehicles, helicopters, and fixed wing airplanes.
Description
Technical field
The invention belongs to the technical field of image processing of pattern recognition, particularly relate to a kind of multi-source photoelectric information fusion the wreckage of an plane identification system used suitable in airborne vehicle platform (such as unmanned plane, helicopter, fixed wing airplane).
Background technology
The wreckage of an plane search under complicated landform, round-the-clock, bad weather condition is an international difficult problem with identification.Although present generation aircraft is mostly equipped with black box, but airplane crash comes interim it is difficult to ensure that black box is not damaged by, even if black box is working properly, with correct identification, the wreckage of an plane search in whole region is still an extremely challenging task.Traditional remains method for searching is dependent on manual search and discriminating, or utilizes detection instrument indirect labor to complete the wreckage of an plane identification mission.But it is dependent on artificial participation and searches the wreckage of an plane inefficiency, and be subject to the severe constraints of the condition such as meteorology, landform.The problems such as without under framing signal situation, the search of the wreckage of an plane needs to solve two large problems: the 1. judgement in aviation accident region, the reasonable selection of region of search, the planning of searching route；2. the exact automatic identification problem of the wreckage of an plane.It may be noted that the judgement of the wreckage of an plane band of position and the wreckage of an plane correct identifies is the wreckage of an plane two aspects searching this big problem, therefore, only focus on the research of any of aspect all the wreckage of an plane can be searched task complete bring adverse effect.At present, domestic and international civil aviaton association area research worker has carried out big quantity research for first problem, and rarely has report in the exact automatic identification of the wreckage of an plane.Therefore, the present invention proposes a kind of multi-source photoelectric information fusion the wreckage of an plane identification system on photoelectric acquisition technology, opto-electronic image processing technology and mode identification technology basis.
Summary of the invention
In order to solve the problems referred to above, it is an object of the invention to provide a kind of multi-source photoelectric information fusion the wreckage of an plane identification system.
In order to achieve the above object, multi-source photoelectric information fusion the wreckage of an plane identification system provided by the invention includes: multi-source photoelectric information acquisition module, multi-source photoelectric message processing module, gesture stability module, data memory module and the wreckage of an plane identification upper computer module；Wherein multi-source photoelectric information acquisition module is connected with multi-source photoelectric message processing module and gesture stability module respectively；Multi-source photoelectric message processing module is connected with multi-source photoelectric information acquisition module, gesture stability module, data memory module and the wreckage of an plane identification upper computer module respectively.
Described multi-source photoelectric information acquisition module is arranged on inside gondola, is made up of visible ray polarization image pretreatment unit, short-wave infrared image pre-processing unit and infrared polarization image pre-processing unit.
Described visible ray polarization image pretreatment unit is made up of optical lens, polarising means, Visible Light Camera and video processing board-card；Short-wave infrared image pre-processing unit is made up of optical lens, short-wave infrared camera and video processing board-card；Infrared polarization image pre-processing unit is made up of optical lens, polarising means, infrared camera and video processing board-card.
Described visible ray polarization image pretreatment unit, short-wave infrared image pre-processing unit and infrared polarization image pre-processing unit carry out communication respectively through RS-422 bus or CAN and multi-source photoelectric message processing module.
Described multi-source photoelectric message processing module is arranged on inside gondola, is a miniature data handling machine.
Described gesture stability module is arranged on inside gondola, is a set of two-dimensions or three dimensionality device for adjusting posture.
Described data memory module is arranged on inside gondola, is a set of data storage device.
Described the wreckage of an plane identification upper computer module is a set of display/control package, including microcomputer and handle, keyboard and display terminal, installation site is determined by the Platform Type carrying native system, if native system is for unmanned plane, this module is arranged on ground control station；If native system is used for manned aircraft, this module is arranged in aircraft inter-related task cabin and is directly operated by persons on board；The communication modes of the wreckage of an plane identification upper computer module and multi-source photoelectric message processing module is also determined by the Platform Type carrying native system, if native system is for unmanned plane, both pass through wireless data module or Data Link Communication；If native system is used for manned aircraft, both carry out communication by RS-422 bus, CAN or AFDX bus.
Multi-source photoelectric information fusion the wreckage of an plane identification system provided by the invention can accurately and automatization identify the wreckage of an plane, it is possible to adapt to landform round-the-clock, complete and many meteorological conditions, be widely used in the airborne vehicle platforms such as unmanned plane, helicopter and fixed wing airplane.
Accompanying drawing explanation
Fig. 1 is the structural representation of multi-source photoelectric information fusion the wreckage of an plane identification system provided by the invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, multi-source photoelectric information fusion the wreckage of an plane identification system provided by the invention is described in detail.
As it is shown in figure 1, multi-source photoelectric information fusion the wreckage of an plane identification system provided by the invention includes: multi-source photoelectric information acquisition module 1, multi-source photoelectric message processing module 2, gesture stability module 3, data memory module 4 and the wreckage of an plane identification upper computer module 5；Wherein multi-source photoelectric information acquisition module 1 is connected with multi-source photoelectric message processing module 2 and gesture stability module 3 respectively；Multi-source photoelectric message processing module 2 is connected with multi-source photoelectric information acquisition module 1, gesture stability module 3, data memory module 4 and the wreckage of an plane identification upper computer module 5 respectively.
Described multi-source photoelectric information acquisition module 1 is arranged on inside gondola, is made up of visible ray polarization image pretreatment unit 6, short-wave infrared image pre-processing unit 7 and infrared polarization image pre-processing unit 8.
Described visible ray polarization image pretreatment unit 6 is the device to the informations such as the light intensity of target area image visible light wave range (wavelength is within the scope of 400nm～760nm), spectrum, space, degree of polarization, polarization azimuth, polarization ellipticity and direction of rotation and process, is made up of optical lens, polarising means, Visible Light Camera and video processing board-card.Optical lens is for regulating the field range of target area, regulate the parameter such as luminous flux, image resolution ratio to mate with Visible Light Camera CCD device simultaneously, polarising means converts incident light into polarized light, it is seen that light camera completes image acquisition, and video processing board-card carries out visible images pretreatment.
Described short-wave infrared image pre-processing unit 7 is the device of the informations such as the light intensity to target area image short infrared wave band (wavelength is in 0.9 μm～1.7 μ m) and process, is made up of optical lens, short-wave infrared camera and video processing board-card.Optical lens, for regulating the field range of target area, regulates the parameter such as luminous flux, image resolution ratio to mate with short-wave infrared camera CCD device simultaneously, and short-wave infrared camera completes image acquisition, and video processing board-card carries out short-wave infrared Image semantic classification.
Described infrared polarization image pre-processing unit 8 is can configure, according to image acquisition demand, the assembly that medium wave or long wave infrared region optoelectronic information are acquired, to information and process such as the light intensity of this wave band in target area image (wavelength is in 2.5 μm～300 μ m), spectrum, space, degree of polarization, polarization azimuth, polarization ellipticity and direction of rotation, it is made up of optical lens, polarising means, infrared camera and video processing board-card.Optical lens is for regulating the field range of target area, regulate the parameter such as luminous flux, image resolution ratio to mate with infrared camera CCD device simultaneously, polarising means converts incident light into polarized light, and infrared camera completes image acquisition, and video processing board-card carries out Infrared images pre-processing.
Described visible ray polarization image pretreatment unit 6, short-wave infrared image pre-processing unit 7 and infrared polarization image pre-processing unit 8 carry out communication respectively through RS-422 bus or CAN and multi-source photoelectric message processing module 2.
Described multi-source photoelectric message processing module 2 is arranged on inside gondola, is a miniature data handling machine, receives the system control instruction that the wreckage of an plane identification upper computer module 5 sends；Sending pose adjustment demand to gesture stability module 3 makes multi-source photoelectric information acquisition module 1 point to desired target location；The multispectral polarization data that multi-source photoelectric information acquisition module 1 is provided carries out Feature Fusion and machine learning；In conjunction with the detection to the wreckage of an plane target of the database realizing in data memory module 4 and identification；Target area image and the wreckage of an plane target recognition result are sent to the wreckage of an plane identification upper computer module 5.
Described gesture stability module 3 is arranged on inside gondola, it is a set of two-dimensions (pitching and rolling) or three dimensionality (pitching, rolling and orientation) device for adjusting posture, receive the attitude regulating command of multi-source photoelectric message processing module 2, it is achieved the gesture stability to multi-source photoelectric information acquisition module 1.
Described data memory module 4 is arranged on inside gondola, it it is a set of data storage device, the multispectral polarization of built-in the wreckage of an plane and short-wave infrared data base, ONLINE RECOGNITION real-time for the wreckage of an plane, dynamic provides data support, additionally can offline storage multi-source photoelectric information data.
The installation site of described the wreckage of an plane identification upper computer module 5 is determined by the Platform Type carrying native system, if native system is for unmanned plane, this module is arranged on ground control station；If native system is used for manned aircraft, this module is arranged in aircraft inter-related task cabin and is directly operated by persons on board.The wreckage of an plane identification upper computer module 5 is a set of display/control package, the human-computer interaction interface such as including microcomputer and handle, keyboard and display terminal, it is simple to operator send control instruction object observing area image and the wreckage of an plane target recognition result.The communication modes of the wreckage of an plane identification upper computer module 5 and multi-source photoelectric message processing module 2 is also determined by the Platform Type carrying native system, if native system is for unmanned plane, both pass through wireless data module or Data Link Communication；If native system is used for manned aircraft, both can carry out communication by RS-422 bus, CAN or AFDX bus, should reserve and the communication interface of aircraft avionics system in this module simultaneously.
The operation principle that the present invention now provides multi-source photoelectric information fusion the wreckage of an plane identification system is described below:
The wreckage of an plane identification upper computer module 5 sends control instruction to multi-source photoelectric message processing module 2, including utilizing gesture stability module 3 to drive multi-source photoelectric information acquisition module 1 to carry out the orders such as pose adjustment, image acquisition and image output, using the foundation as other module duty of control.After multi-source photoelectric message processing module 2 receives the instruction of the wreckage of an plane identification upper computer module 5, controlling gesture stability module 3 drives multi-source photoelectric information acquisition module 1 to carry out pitching, rolling and orientation pose adjustment so that it is optical lens points to predeterminated target image acquisition region.Multi-source photoelectric message processing module 2 calls the data memory module 4 multispectral polarization of built-in the wreckage of an plane and short-wave infrared data base simultaneously, and ONLINE RECOGNITION the wreckage of an plane real-time for multi-source photoelectric message processing module 2, dynamic provides data support.After multi-source photoelectric information acquisition module 1 receives the image capture instruction that multi-source photoelectric message processing module 2 sends, utilize visible ray polarization image pretreatment unit 6 thereon, short-wave infrared image pre-processing unit 7 and infrared polarization image pre-processing unit 8 gather target image pickup area respectively at visible ray, the light intensity of medium wave or long wave infrared region, spectrum, space, degree of polarization, polarization azimuth, the polarization image information such as ellipticity and direction of rotation and short-wave infrared image information, then image filtering is carried out, image enhaucament etc. process, to obtain the multispectral polarization various dimensions image information of target image pickup area, respective image information is sent to multi-source photoelectric message processing module 2 by the image acquisition modality demand further according to system.The multispectral polarization various dimensions image information that multi-source photoelectric information acquisition module 1 is provided by multi-source photoelectric message processing module 2 processes, including: (a) utilizes the image interfusion methods such as PCA fusion, Wavelet Fusion, Laplce's fusion, the multispectral polarization various dimensions image information obtained is carried out convergence analysis, make full use of the useful information of different-waveband, to improve system to the detection sensitivity of the wreckage of an plane and degree of accuracy；B () utilizes significance detection algorithm and the infrared image multilamellar significance computation model of infrared point target or Area Objects, the multispectral polarization various dimensions image information obtained is analyzed, to improve target detection accuracy rate and detection efficiency；C () adopts the tracking that template matching is followed the tracks of, angle point is followed the tracks of and SIFT/SURFT invariant features combines, and in tracking process, introduce dimensional constraints and projection constraint, the multispectral polarization various dimensions image information obtained is processed, to ensure stability and the reliability followed the tracks of, and adopt quick tracking strategy on this basis, it is ensured that the on-line checking of remains, tracking, identification；D () utilizes the wreckage of an plane sample information in data memory module 4, by the machine learning method of off-line, develop the wreckage of an plane target multi-source photoelectric information fusion recognizer, for the ONLINE RECOGNITION of the wreckage of an plane target；E () exports specification command request according to image and target area image and the wreckage of an plane target recognition result is sent to the wreckage of an plane identification upper computer module 5.Relevant staff can realize target area image observation by Man Machine Interfaces such as display terminal, keyboard and handles in the wreckage of an plane identification upper computer module 5, the wreckage of an plane target recognition result reads and the input etc. of control instruction operates.
Claims (8)
1. multi-source photoelectric information fusion the wreckage of an plane identification system, it is characterised in that: described multi-source photoelectric information fusion the wreckage of an plane identification system includes: multi-source photoelectric information acquisition module (1), multi-source photoelectric message processing module (2), gesture stability module (3), data memory module (4) and the wreckage of an plane identification upper computer module (5)；Wherein multi-source photoelectric information acquisition module (1) is connected with multi-source photoelectric message processing module (2) and gesture stability module (3) respectively；Multi-source photoelectric message processing module (2) is connected with multi-source photoelectric information acquisition module (1), gesture stability module (3), data memory module (4) and the wreckage of an plane identification upper computer module (5) respectively.
2. multi-source photoelectric information fusion the wreckage of an plane identification system according to claim 1, it is characterized in that: described multi-source photoelectric information acquisition module (1) is arranged on inside gondola, be made up of visible ray polarization image pretreatment unit (6), short-wave infrared image pre-processing unit (7) and infrared polarization image pre-processing unit (8).
3. multi-source photoelectric information fusion the wreckage of an plane identification system according to claim 2, it is characterised in that: described visible ray polarization image pretreatment unit (6) is made up of optical lens, polarising means, Visible Light Camera and video processing board-card；Short-wave infrared image pre-processing unit (7) is made up of optical lens, short-wave infrared camera and video processing board-card；Infrared polarization image pre-processing unit (8) is made up of optical lens, polarising means, infrared camera and video processing board-card.
4. multi-source photoelectric information fusion the wreckage of an plane identification system according to claim 2, it is characterised in that: described visible ray polarization image pretreatment unit (6), short-wave infrared image pre-processing unit (7) and infrared polarization image pre-processing unit (8) carry out communication respectively through RS-422 bus or CAN and multi-source photoelectric message processing module (2).
5. multi-source photoelectric information fusion the wreckage of an plane identification system according to claim 1, it is characterised in that: described multi-source photoelectric message processing module (2) is arranged on inside gondola, is a miniature data handling machine.
6. multi-source photoelectric information fusion the wreckage of an plane identification system according to claim 1, it is characterised in that: described gesture stability module (3) is arranged on inside gondola, is a set of two-dimensions or three dimensionality device for adjusting posture.
7. multi-source photoelectric information fusion the wreckage of an plane identification system according to claim 1, it is characterised in that: described data memory module (4) is arranged on inside gondola, is a set of data storage device.
8. multi-source photoelectric information fusion the wreckage of an plane identification system according to claim 1, it is characterized in that: described the wreckage of an plane identification upper computer module (5) is a set of display/control package, including microcomputer and handle, keyboard and display terminal, installation site is determined by the Platform Type carrying native system, if native system is used for unmanned plane, this module is arranged on ground control station；If native system is used for manned aircraft, this module is arranged in aircraft inter-related task cabin and is directly operated by persons on board；The communication modes of the wreckage of an plane identification upper computer module (5) and multi-source photoelectric message processing module (2) is also determined by the Platform Type carrying native system, if native system is used for unmanned plane, both pass through wireless data module or Data Link Communication；If native system is used for manned aircraft, both carry out communication by RS-422 bus, CAN or AFDX bus.
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Cited By (3)
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| CN109787679A (en) * | 2019-03-15 | 2019-05-21 | 郭欣 | Police infrared arrest system and method based on multi-rotor unmanned aerial vehicle |
| CN110998596A (en) * | 2017-09-28 | 2020-04-10 | 苹果公司 | Night sensing |
| CN112764433A (en) * | 2020-12-25 | 2021-05-07 | 湖北航天飞行器研究所 | Device and method for searching unmanned aerial vehicle-mounted rocket debris based on deep learning |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110998596A (en) * | 2017-09-28 | 2020-04-10 | 苹果公司 | Night sensing |
| CN110998596B (en) * | 2017-09-28 | 2023-11-07 | 苹果公司 | Night sensing |
| CN109787679A (en) * | 2019-03-15 | 2019-05-21 | 郭欣 | Police infrared arrest system and method based on multi-rotor unmanned aerial vehicle |
| CN112764433A (en) * | 2020-12-25 | 2021-05-07 | 湖北航天飞行器研究所 | Device and method for searching unmanned aerial vehicle-mounted rocket debris based on deep learning |
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Application publication date: 20160713 |