CN101118654A - Machine vision computer simulation emulation system based on sensor network - Google Patents
Machine vision computer simulation emulation system based on sensor network Download PDFInfo
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Abstract
The present invention provides a machine vision computer simulating system based on a sensor network, which includes a wireless sensing network module arranged with a first communication interface, a scene event drive module used to drive the scene event for simulating, and a three dimensional simulating module arranged with a second communication interface corresponding to the first communication interface. The wireless sensing module includes one or a plurality of wireless sensing node units for sampling the environment data of each node unit to detect the occurrence of the event, by integrating the sampled data, can simulate the three dimensional scene of the event happening place according to the scene event driven by the data and the scene event driving module, for the decision maker making the decision dealing with the event. So that in virtual world the reality simulating on various events can be realized, and advisable defense scheme and reflection can be made based on the reality simulation, and the reality simulation can be used for the emergency handler to conduct situation preview before the emergency occurs.
Description
Technical field
The present invention relates to a kind of machine vision computer simulation emulation system based on sensor network.
Background technology
Countries nowadays all is subjected to the challenge from the terrorist activity and the potential threat of terrorism, therefore needs the new innovation scheme of design to solve the potential threat of new one-level.Traditional anti-terrorism test and training method cost on some degree is very big, and some emulation experiments preview in real world and have certain danger, and emergency measure is trained and assessed to threat of terrorism accident and ability usually is infeasible by reappearing.Develop rapidly along with virtual reality technology and sensor technology, " immersing " and " alternately " that increasing emulation experiment can utilize virtual reality technology to bring, make the participant can pass through specialized equipment, the entity in the virtual environment of computing machine being created in the mode of nature is investigated alternately, communication and operation.Virtual reality technology mainly be that real-time computing technique etc. by artificial intelligence, computer graphics, human-machine interface technology, sensor technology and highly-parallel organically combines and constitutes.Utilize virtual reality technology, allow the user in virtual world, carry out anti-terrorism test, training and situation assessment, not only saved the expense and the time of training, and avoided the danger of true test, have very strong practical value.
In in October, 2005 Moscow hostage terrorist incident, group of Russia anti-terrorist units " Alpha " is before initiating rescue hostage action, special utilization virtual reality technology, convert devising and drawing the blueprint of Moscow Bearing Factory cultural palace to three-dimensional layout figure, the extraordinary team member of " Alpha " group can arbitrarily " enter " virtual cultural palace and " grope " route and " being familiar with " environment, and repeatedly simulated maneuver the reliable method and the issuable consequence of applying chemical gas, but this technology still lacks the effective support of real physical world information as whole simulation process, need combine with other correlation technique and could bring into play technical advantage more fully.
And wireless sense network is concentrated-distributed information acquisition, information transmission and the information processing technology network information system in one, what connect is the sensing tip, perception be the information of real physical world, and with its low cost, microminiaturization, low-power consumption and flexibly characteristics such as networking mode, paving mode and suitable moving target be subjected to extensive attention, be the important technology that concerns the national economic development and national security, being acknowledged as to be first of the ten big technology of the following people of change life.Wireless sense network being applied to anti-terrorism safety, can making full use of its technical advantage, carry out counterterrorism measures such as sensitizing range invasion, poisonous substance diffusion detection realistically, is a kind of effective means that solves the national threat of terrorism that faces.
Therefore,, will make full use of the two advantage in anti-terrorism, in national security, play a significant role if existing virtual reality technology and wireless sensing network technology are combined.And the exploitation of wireless sense network be unable to do without simulation process, the emulation of wireless sense network at present mainly concentrates on the emulation of procotol, show in situation, scheme selects the intuitive aspect excellent, the recruitment evaluation abundant inadequately, therefore, how to solve that problem that prior art exists is real to have become the problem that those skilled in the art need to be resolved hurrily.
Summary of the invention
The object of the present invention is to provide a kind of machine vision computer simulation emulation system based on sensor network, to be implemented in the virtual world to being similar to the realistic simulation of incidents such as sensitizing range invasion, aviation accident, poisonous substance diffusion, the threat of terrorism, and make wise defence plan and reflection on this basis, can also before taking place, emergency carry out the situation preview for the emergency processor.
In order to achieve the above object, machine vision computer simulation emulation system based on sensor network provided by the invention, comprise: be provided with first communication interface, and comprise one or more wireless sensing nodes unit, be used to gather the data of each node unit surrounding environment to survey the generation of incident, and the data of gathering are merged, and the wireless sense network module that is transmitted by described first communication interface through the data that merge; Be used to drive the scene event driver module of scene event for emulation; Be provided with and the corresponding second communication interface of described first communication interface, be used for receiving the data that are sent to by first communication interface by described second communication interface, and carry out the three-dimensional scenic emulation of incident spot according to the scene event that described data and described scene event driver module are driven, can make the three-dimensional artificial module of the decision-making of the described incident of reply fast for the decision maker.
Wherein, described machine vision computer simulation emulation system also comprises: be used for the three-dimensional scenic emulation made according to described three-dimensional artificial module and select the method for optimal algorithm with the incident of achieving a solution, also be used for according to the decision analysis evaluation module that decision maker's decision-making is analyzed and estimated, be used for Subscriber Interface Module SIM that the user is connected with described three-dimensional artificial module; Described wireless sense network module also can comprise carries out the integrated unit that two-stage merges to data; Each wireless sensing node unit also can comprise: the data acquisition unit of image data, data processing that the data of being gathered are handled with controller, be used for the communication unit that intercoms mutually with other wireless sensing node unit and supply described data acquisition unit, data processing and controller and the supply module of communication unit power supply, described data acquisition unit comprises: one or more in sound transducer, shock sensor, poisonous gas sensor, explosives sensor, hard goods acquisition sensor and the video Identification of Images sensor; Described scene event driver module comprises: be used for generating as requested corresponding scene script scene script generation unit, be used for driving the event-driven unit of corresponding event according to described scene script.
In sum, machine vision computer simulation emulation system based on sensor network of the present invention utilizes three-dimensional visualization technique to make up the three-dimension interaction world accurately, make the analyst in virtual world, make wise defence plan and reflection to being similar to incidents such as sensitizing range invasion, aviation accident, poisonous substance diffusion, the threat of terrorism, and the emergency processor can utilize native system to carry out the situation preview before incident takes place
Description of drawings
Fig. 1 is the machine vision computer simulation emulation system block diagram based on sensor network of the present invention.
Fig. 2 is a sensor network module communication structured flowchart of the present invention.
Fig. 3 is a scene event driver module structured flowchart of the present invention.
Fig. 4 is a three-dimensional artificial modular structure block diagram of the present invention.
Fig. 5 is a decision analysis evaluation module structured flowchart of the present invention.
Embodiment
See also Fig. 1, the machine vision computer simulation emulation system based on sensor network of the present invention comprises: wireless sense network module, scene event driver module, three-dimensional artificial module, decision analysis evaluation module and Subscriber Interface Module SIM.
Described wireless sense network module is provided with first communication interface, it comprises one or more wireless sensing nodes unit, be used to gather the data of each node unit surrounding environment to survey the generation of incident, and the data of gathering are merged, and the data that process merges are transmitted by described first communication interface, described wireless sense network module comprises carries out the integrated unit that merge at the two poles of the earth to data, each wireless sensing node unit comprises: the data acquisition unit of image data, data processing and controller that the data of being gathered are handled, be used for the communication unit that intercoms mutually with other wireless sensing node unit and supply described data acquisition unit, the supply module of data processing and controller and communication unit power supply, described data acquisition unit comprises: sound transducer, shock sensor, poisonous gas sensor, explosives sensor, in hard goods acquisition sensor and the video Identification of Images sensor one or more.
See also Fig. 2, it is a wireless sensor network module communication structured flowchart, its principle of work is summarized as follows: in the described wireless sensor network module, the wireless sensing node unit is scattered in the area to be monitored arbitrarily, except the specific object of sensing, the network between also simply calculating and keep mutually connects.The wireless sensor network module has the function of self-organization, and single wireless sensing node unit forms the multihop network of a transmission information through initial communication and negotiation.Each multihop network is equipped with a gateway that is connected to transmission network, and transmission network is made up of a single-hop link or a series of wireless network node.Gateway sends to the base station that long-range connection and data processing are provided to the data that sensing falls by this transmission network from sensitive zones, the base station is related to remote data base again, the data that collect at last by analysis, merge the back and offer the three-dimensional artificial module by the second communication interface, wherein, the data that the wireless sense network module sends to the three-dimensional artificial module are through wireless sensing node unit rough handling, and information encoded in addition.These information spinners will comprise scene event generation macro instruction, Time To Event, geography information or the like.
See also Fig. 3, it is the structured flowchart of scene event driver module, its principle of work is summarized as follows: described scene event driver module is used to drive scene event for emulation, it event-driven unit that comprises the scene script generation unit (its factoid that adopts comprises model, parameter model, test framework, simulation run control etc.) that is used for generating as requested corresponding scene script and be used for driving according to described scene script corresponding event (is the behavior generator, its control produces model behavior, and respective handling is carried out in behavior).The implementation that described scene event driver module is followed is: at first described scene script generation unit is according to specific preferring, generation incident evolution script, this preferring both can be event, it also can be the haunting imagination the people, described event-driven unit is according to the script run case program compiler that generates, this preferring through output module manager and binding data base management system is interpreted as the discernible process of system, be a series of shell script, drive the also operation of management system by script command.These shell scripts can be stored as script database, calling once more of convenient next emulation, all emulation elements all pass through the running of analogue system, explain, output comprises model bank output database and simulation data base (its storage real system data and parameters simulation result etc.).
See also Fig. 4, it is the structured flowchart of described three-dimensional artificial module, its principle of work is summarized as follows: described three-dimensional artificial module is provided with and the corresponding second communication interface of described first communication interface, it is used for receiving the data that are sent to by first communication interface by described second communication interface, and carry out the three-dimensional scenic emulation of incident spot according to the scene event that described data and described scene event driver module are driven, can make the decision-making of the described incident of reply fast for the decision maker, the second communication interface is responsible for the information processing that makes an explanation, if the explanation of the information via simulation protocol that receives, consistent with certain instruction in the definition, then simulated program is opened new process, carries out this event-action.The scene database cooperation changes accordingly.At the protocol emulation of network application layer, a series of incident generation macro definition that described three-dimensional artificial module is pre-defined, corresponding one by one with the information that the wireless sense network module is sent.The second communication interface is responsible for the information processing that makes an explanation.If the explanation of the information via simulation protocol that receives is consistent with certain instruction in the definition, then simulated program is opened new process, carries out this event-action, and the scene database cooperation changes accordingly.Usually the data of its reception comprise digital elevation model (DigitalElevation Models, DEM) data, digital orthoimage (DOM) data etc., after carrying out dem data the data pre-service and transform, described three-dimensional artificial module is converted to the data of the standard three-dimensional model form of vision simulation, OpenFlight terrain data for example, and described three-dimensional artificial module is carried out Flame Image Process to the DOM data and is converted into RGB terrain texture data, described three-dimensional artificial module of while also starts modeling software and CAD system is set up the three dimensional practicality model according to data such as model textures, and to after the model simplification, by vision simulation software (for example VEGA) according to the OpenFlight terrain data, RGB terrain texture data, model after simplifying, the data of virtual reality (VR) input equipment (for example tracker and 3D mouse etc.) input, reach the emulated data that obtains by simulation flow and set up vision simulation, and can in simulating scenes, carry out collision detection, promptly carry out the force feedback experiment by three-dimensional output device, or, also can observe three-dimensional vision in addition by three-dimensional output device (for example anaglyph spectacles or stereoprojection etc.) by touch sensor output testing result.
Described three-dimensional artificial module can cooperate operation with the wireless sense network module, also can independently handle.Described three-dimensional artificial module is by the scene broadcast unit, communication unit, and user interaction unit is formed.The scene broadcast unit is by the VEGA advanced in the world and the software development of various three-dimensional model structure in vision simulation, sound simulation, virtual reality and other visual fields.Pay close attention to mainly in the performance history of three-dimensional artificial module that the model of scene is on a large scale simplified and the tissue of scene database, based on the scene simulation technology of LOD technology.At first make up large-scale model of place and various sensor model, be converted into the leading scene database FLT form of virtual reality emulation circle then by various 3 d modeling softwares, in CREATOR, model is done further integrated, and data base organization.Under NT, be development environment with VC6.0, based on the C language application program interface API that VEGA provides, the exploitation upper level applications.
Described Subscriber Interface Module SIM is used for the user is connected with described three-dimensional artificial module, under many circumstances, because some incidents happen suddenly, treatment people can't arrive the spot in advance, be familiar with terrain environment, at this moment, just need utilize the virtual reality technology simulation true environment, use the module that has the scene playing function to make personnel that hands-on chance be arranged.User interface is responsible for the mutual of user and scene, mainly is made up of interactive algorithm and interface protocol.The user can roam in scene, destination conversion fast, collision detection, scene information inquiry or the like.
See also Fig. 5, it is for the structured flowchart of decision analysis evaluation module, its principle of work is summarized as follows: the method for optimal algorithm with the incident of achieving a solution selected in the three-dimensional scenic emulation that described decision analysis evaluation module is used for being made according to described three-dimensional artificial module, also be used for according to decision maker's decision-making is analyzed and estimated, the pattern that described decision analysis evaluation module is followed is: the systems analyst describes the knowledge of relevant system, determines target and allows system class like an emulation expert; Select optimal algorithm, carry out Automatic Program and generate, move and provide optimum solution, utilize the knowledge of expert system to set up the model of artificial decision-making.Set up the expert system of a modeling and simulation, except the knowledge base inference machine, also will be based on database, model bank, knowledge base and emulation statistics database etc., the integrated information database of construction system.Integrated information database and control structure are separated from each other, be convenient to respectively it be made amendment, and allow non-deterministic data structure and carry out dynamic operation, in integrated information database, obtain information by knowledge acquisition module, and carry out message exchange by interactive interface and three-dimensional artificial module, and inference machine can carry out reasoning to optimize the data of each database storing to the information in integrated information database and the integrated data base, explanation engine is delivered to the three-dimensional artificial module by interactive interface with data after by the explanation to the data of integrated data base, so can utilize knowledge library expert system to carry out the simulated effect evaluation, can combined process be described with rule format according to the mankind's experimental knowledge.At first utilize reality as much as possible, comprise decision-making and evaluation, emulation statistics,, form the evaluation experts knowledge base they input expert systems.As the foundation of passing judgment on the trainer, expert system can under the method for artificial intelligence instructs, be made suitable evaluation according to each trainer's different operating mode, result's performance with expert system.System is by four storehouses (database, model bank, knowledge base, emulation statistics database), and four subsystems (intelligence simulation environment user session ADMINISTRATION SUBSYSTEM, data base management subsystem, model bank ADMINISTRATION SUBSYSTEM, knowledge base management subsystem) and analysis of simulation result expert system are formed.The SQL-SERVER sheet form is all adopted in four storehouses, and four subsystems adopt the precompile interface routine to realize.
Claims (7)
1. machine vision computer simulation emulation system based on sensor network, it is characterized in that comprising: the wireless sense network module, be provided with first communication interface, it comprises one or more wireless sensing nodes unit, be used to gather the data of each node unit surrounding environment to survey the generation of incident, and the data of gathering are merged, and transmitted by described first communication interface through the data that merge;
The scene event driver module is used to drive scene event for emulation;
The three-dimensional artificial module, be provided with and the corresponding second communication interface of described first communication interface, it is used for receiving the data that are sent to by first communication interface by described second communication interface, and carry out the three-dimensional scenic emulation of incident spot according to the scene event that described data and described scene event driver module are driven, can make the decision-making of the described incident of reply fast for the decision maker.
2. machine vision computer simulation emulation system as claimed in claim 1, it is characterized in that also comprising: the decision analysis evaluation module, the method of optimal algorithm with the incident of achieving a solution selected in the three-dimensional scenic emulation that is used for being made according to described three-dimensional artificial module, also is used for according to decision maker's decision-making is analyzed and estimated.
3. machine vision computer simulation emulation system as claimed in claim 1 is characterized in that described wireless sense network module comprises the integrated unit that data is carried out the two-stage fusion.
4. machine vision computer simulation emulation system as claimed in claim 3 is characterized in that each wireless sensing node unit comprises: the data acquisition unit of image data, data processing that the data of being gathered are handled with controller, be used for the communication unit that intercoms mutually with other wireless sensing node unit and supply described data acquisition unit, data processing and controller and the supply module of communication unit power supply.
5. machine vision computer simulation emulation system as claimed in claim 4 is characterized in that described data acquisition unit comprises: one or more in sound transducer, shock sensor, poisonous gas sensor, explosives sensor, hard goods acquisition sensor and the video Identification of Images sensor.
6. machine vision computer simulation emulation system as claimed in claim 1 is characterized in that described scene event driver module comprises:
Scene script generation unit is used for generating as requested corresponding scene script;
The event-driven unit is used for driving corresponding event according to described scene script.
7. machine vision computer simulation emulation system as claimed in claim 1 is characterized in that also comprising being used for Subscriber Interface Module SIM that the user is connected with described three-dimensional artificial module.
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| CN102222425A (en) * | 2011-07-15 | 2011-10-19 | 西安电子科技大学 | Automatic demonstration system and realizing method for 3-dimensioinal (3D) visual emergency plan |
| CN103440353A (en) * | 2013-03-05 | 2013-12-11 | 上海大学 | VC++ software-based wireless power source triangulation location and error analysis method aiming at double base stations |
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| CN109344465A (en) * | 2018-09-14 | 2019-02-15 | 河南职业技术学院 | A kind of machine vision computer simulation emulation system based on sensor network |
| CN110262655A (en) * | 2019-05-21 | 2019-09-20 | 佛山科学技术学院 | A kind of collecting method and equipment of virtual reality fusion emulation experiment |
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Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| RU2120664C1 (en) * | 1997-05-06 | 1998-10-20 | Нурахмед Нурисламович Латыпов | System for generation of virtual reality for user |
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- 2007-09-19 CN CN2007100461328A patent/CN101118654B/en not_active Expired - Fee Related
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| CN102222425A (en) * | 2011-07-15 | 2011-10-19 | 西安电子科技大学 | Automatic demonstration system and realizing method for 3-dimensioinal (3D) visual emergency plan |
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| CN104123429A (en) * | 2014-08-15 | 2014-10-29 | 重庆巨蟹数码影像有限公司 | Synchronous control system for virtual simulation scene and actual scene |
| CN106102186A (en) * | 2016-06-13 | 2016-11-09 | 美的集团股份有限公司 | Data processing equipment and method for wireless sensor network |
| CN106027674A (en) * | 2016-07-07 | 2016-10-12 | 苏州大学 | Technology architecture of "Internet & smart manufacturing" |
| CN107240245A (en) * | 2017-08-06 | 2017-10-10 | 深圳市益鑫智能科技有限公司 | Micro explosive monitoring system based on wireless sensor network |
| CN109344465A (en) * | 2018-09-14 | 2019-02-15 | 河南职业技术学院 | A kind of machine vision computer simulation emulation system based on sensor network |
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