CN111368362A - Building model component protection method and system based on block chain - Google Patents
Building model component protection method and system based on block chain Download PDFInfo
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Abstract
The invention discloses a building model component protection method based on a block chain, which is characterized in that hash encryption is carried out on the characteristics of a building model component of a target object based on the block chain, and right confirmation verification is carried out to form a plurality of identification files; and in the production process of the building model member of the target object, monitoring and comparing whether the information identical to the identification file exists, and giving different grades of prompts according to the comparison condition of the identification file. The invention provides a definite copyright protection and monitoring method aiming at the building model component, and provides comprehensive screening of three dimensions through the identification monitoring of the building model component, so that the method is more comprehensive; through identification and automatic verification comparison, the method is more accurate and more efficient.
Description
Technical Field
The present invention relates to the field of information technology, and in particular, to a building model component protection method, system and computer-readable storage medium based on a block chain.
Background
In recent years, the major trend of building digitization is overwhelmed, and the emerging information technology is combined with the traditional building industry, so that the traditional mode of designing, constructing and adjusting the building at the same time is converted into a new mode of simulating high-quality, efficient and safe schemes such as designing, constructing, operation and maintenance and the like in the digital world and then carrying out engineering construction in the physical world. In this process, a large number of digital works including digital building models, building components, drawings, etc. are presented in the construction field. Meanwhile, because no effective copyright protection mode aiming at digital works in the building field exists, some piracy phenomena occur, and meanwhile, copyright owners cannot prove the ownership of the works and cannot transfer and trade the works.
At present, the digital works in the building field are protected by applying for pre-registration to the national intellectual property protection center in a single work form, and the cost is high and the period is long. The digital works in the building field have the particularity that the digital works mainly have low manufacturing cost and short manufacturing period, and if the digital works are registered and protected according to the current copyright, the digital works not only take a lot of time, but also take time. No matter time or money, it will cause a great burden to copyright owners, resulting in less protection of the intellectual property rights of actual digital works.
Disclosure of Invention
Aiming at the defects of the background art, the invention aims to solve the problems of the prior art, a specific identification method of a building model component and the identification hierarchy of the component and early warning in time.
In order to achieve the above object, the present invention provides a building model member protection method based on a block chain, including:
based on the block chain, performing hash encryption on the characteristics of the building model component of the target object, and performing authentication verification to form a plurality of identification files;
and in the production process of the building model member of the target object, monitoring and comparing whether the information identical to the identification file exists, and giving different grades of prompts according to the comparison condition of the identification file.
Preferably, the plurality of identification files include component file information digital verification information, component geometry information digital verification information, and component non-geometry information digital verification information.
Preferably, the component file information digital verification information includes component file information and a hash value, the component geometric information digital verification information includes component geometric information and a hash value, and the component non-geometric information digital verification information includes component non-geometric information and a hash value.
Preferably, the authentication is performed by a plurality of nodes on the block chain, and each node provides a different authentication function.
Preferably, the plurality of nodes include, but are not limited to, construction science and technology companies, construction parties, supervisors, suppliers, and national public relations.
Preferably, the national public information mechanism includes, but is not limited to, copyright registration protection function, judicial agency, notary and market regulation.
Preferably, the building model component production process of the target object refers to creating a component entity in a virtual environment based on three-dimensional coordinates in the creation process of the BIM component.
Preferably, the modeling process of the BIM component is a generation process of geometric information, which generates component geometric information related to an information depth level of the BIM component.
Preferably, a large amount of non-coordinate information, which is labeled as non-geometric information of the building block, including but not limited to technical information, performance information, classification information, coding information, and naming information, is also generated in the modeling process of the BIM building block.
Preferably, whether the monitoring comparison has the same information as the identification file or not is based on platform whole network monitoring, and information comparison is performed.
Preferably, the specific prompt rules with different levels according to the comparison condition of the identification files are as follows:
if the component file information digital verification information of the monitored object is the same as that of the target object, marking the component file information digital verification information as a strong correlation grade and giving a heavy prompt;
if the component file information digital verification information of the monitored object is different from that of the target object, but the component geometric information digital verification information is the same, marking the component geometric information digital verification information as a medium correlation grade and giving a medium prompt;
if the component file information digital verification information and the component geometric information digital verification information of the monitored object and the target object are different, but the component non-geometric information digital verification information is the same, marking the component non-geometric information digital verification information as a weak correlation grade and giving a light prompt.
A building model component protection system based on a block chain comprises a alliance chain formed by a plurality of nodes, and:
the characteristic extraction module is used for extracting characteristic information of the building model member of the target object, wherein the characteristic information comprises member file information, member geometric information and member non-geometric information;
the encryption processing module is used for carrying out encryption processing on the characteristic information, acquiring a component file information hash value, a component geometric information hash value and a component non-geometric information hash value, and forming a plurality of identification files which comprise component file information digital verification information, component geometric information digital verification information and component non-geometric information digital verification information;
the right confirming and verifying module is used for storing certificates through a plurality of nodes on the alliance chain, and each node provides different verifying functions;
the monitoring and comparing module is used for carrying out whole-network monitoring based on a platform and monitoring and comparing whether the information identical to the identification file exists or not through information comparison;
the alarm prompt module is used for giving prompt specific rules of different grades according to the comparison condition of the identification files as follows:
if the component file information digital verification information of the monitored object is the same as that of the target object, marking the component file information digital verification information as a strong correlation grade and giving a heavy prompt;
if the component file information digital verification information of the monitored object is different from that of the target object, but the component geometric information digital verification information is the same, marking the component geometric information digital verification information as a medium correlation grade and giving a medium prompt;
if the component file information digital verification information and the component geometric information digital verification information of the monitored object and the target object are different, but the component non-geometric information digital verification information is the same, marking the component non-geometric information digital verification information as a weak correlation grade and giving a light prompt.
A computer-readable storage medium having a computer program stored thereon, the computer program when executed by a processor implementing the steps of:
based on the block chain, performing hash encryption on the characteristics of the building model component of the target object, and performing authentication verification to form a plurality of identification files;
and in the production process of the building model member of the target object, monitoring and comparing whether the information identical to the identification file exists, and giving different grades of prompts according to the comparison condition of the identification file.
The invention provides a definite copyright protection and monitoring method aiming at a modeling model component, and provides comprehensive screening of three dimensions through identification monitoring of the building model component, so that the method is more comprehensive; through identification and automatic verification comparison, the method is more accurate and more efficient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 shows a schematic flow diagram of the method of the present invention;
fig. 2 shows a schematic diagram of the system architecture of the present invention.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below, and in order to make objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It will be apparent to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present invention by illustrating examples of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
As shown in fig. 1, the present embodiment provides a building model member protection method based on a block chain, including:
based on the block chain, performing hash encryption on the characteristics of the building model component of the target object, and performing authentication verification to form a plurality of identification files;
and in the production process of the building model member of the target object, monitoring and comparing whether the information identical to the identification file exists, and giving different grades of prompts according to the comparison condition of the identification file.
In some embodiments, the plurality of identification files includes component file information digital validation information, component geometry information digital validation information, and component non-geometry information digital validation information.
In some embodiments, the component file information digital validation information includes component file information and a hash value, the component geometry information digital validation information includes component geometry information and a hash value, and the component non-geometry information digital validation information includes component non-geometry information and a hash value.
In some embodiments, the validation verification is credited through several nodes on the blockchain, each node providing a different verification function.
In some embodiments, the number of nodes includes, but is not limited to, a building technology company, a builder, a constructor, a proctor, a supplier, and a national public institution.
The national public information mechanism includes, but is not limited to, copyright registration protection function department, judicial institution, notarization department, and market regulatory department.
In some embodiments, the building model component production process of the target object refers to creating a component entity in the virtual environment based on three-dimensional coordinates during the creation of the BIM component.
The modeling process of the BIM building block is a generation process of geometric information, which generates building block geometric information, which is related to the information depth level of the BIM building block.
In some embodiments, the information depth level division standard of the BIM component, lod (level of detail), is the file closest to the component depth level concept at present, and describes the level division and definition of various detailed expressions of the BIM component in the process of developing from the initial rough conceptual expression to the final fine operation and maintenance model.
The dividing habit of the LOD method is that the information depth is also refined into geometric information depth and non-geometric information depth, so that the accuracy and the practicability of the BIM component information depth level standard can be guaranteed to the maximum extent.
In the building process of the BIM building block, the key is to create a building block entity in a virtual environment based on three-dimensional coordinates. Therefore, the creation process of the building block is the generation process of the geometric information, and the amount of the geometric information depend on the information depth level of the BIM building block. In the modeling process of the BIM structural member, besides geometric information, a large amount of non-coordinate information is required, which is referred to herein as non-geometric information, such as technical information, performance information, classification information, coding information, naming information, etc., which is added according to actual needs during the building process of the structural member. As shown in table 1.
TABLE 1
The modeling process of the BIM component also generates a large amount of non-coordinate information, labeled as component non-geometric information, including but not limited to technical information, performance information, classification information, coding information, and naming information.
In some embodiments, the monitoring and comparing whether the same information as the identification file exists is based on platform to perform whole network monitoring, and the information is compared.
In some embodiments, different levels of prompts are given according to the comparison condition of the identification files, and the specific rule is as follows:
if the component file information digital verification information of the monitored object is the same as that of the target object, marking the component file information digital verification information as a strong correlation grade and giving a heavy prompt;
if the component file information digital verification information of the monitored object is different from that of the target object, but the component geometric information digital verification information is the same, marking the component geometric information digital verification information as a medium correlation grade and giving a medium prompt;
if the component file information digital verification information and the component geometric information digital verification information of the monitored object and the target object are different, but the component non-geometric information digital verification information is the same, marking the component non-geometric information digital verification information as a weak correlation grade and giving a light prompt.
In some embodiments, according to the three identifiers of the component files, searching is carried out in the whole network, and if the hash of the component files is the same, the component files are colored red;
remaining detection geometric information is hashed, and if the detection geometric information is the same, the detection geometric information is yellowed; wherein the component non-geometric information has the same hash and is colored orange.
As shown in fig. 2, the present invention provides an embodiment of a building model component protection system based on a block chain, which includes a federation chain composed of several nodes, and:
the characteristic extraction module is used for extracting characteristic information of the building model member of the target object, wherein the characteristic information comprises member file information, member geometric information and member non-geometric information;
the encryption processing module is used for carrying out encryption processing on the characteristic information, acquiring a component file information hash value, a component geometric information hash value and a component non-geometric information hash value, and forming a plurality of identification files which comprise component file information digital verification information, component geometric information digital verification information and component non-geometric information digital verification information;
the right confirming and verifying module is used for storing certificates through a plurality of nodes on the alliance chain, and each node provides different verifying functions;
the monitoring and comparing module is used for carrying out whole-network monitoring based on a platform and monitoring and comparing whether the information identical to the identification file exists or not through information comparison;
the warning prompt module is used for giving prompts of different grades according to the comparison condition of the identification files, and the specific rule is as follows:
if the component file information digital verification information of the monitored object is the same as that of the target object, marking the component file information digital verification information as a strong correlation grade and giving a heavy prompt;
if the component file information digital verification information of the monitored object is different from that of the target object, but the component geometric information digital verification information is the same, marking the component geometric information digital verification information as a medium correlation grade and giving a medium prompt;
if the component file information digital verification information and the component geometric information digital verification information of the monitored object and the target object are different, but the component non-geometric information digital verification information is the same, marking the component non-geometric information digital verification information as a weak correlation grade and giving a light prompt.
The invention also provides an embodiment of a computer-readable storage medium having a computer program stored thereon, which when executed by a processor performs the steps of:
based on the block chain, performing hash encryption on the characteristics of the building model component of the target object, and performing authentication verification to form a plurality of identification files;
and in the production process of the building model member of the target object, monitoring and comparing whether the information identical to the identification file exists, and giving different grades of prompts according to the comparison condition of the identification file.
The invention also provides a copyright confirming system construction method of the building model component based on the block chain, which comprises the following steps:
the method comprises the following steps: and uploading the file by the client. Uploading the model component works to a building component copyright platform by a client or an author at the client, and filling author information and work information;
step two: and extracting the characteristic value. The hash value DNA1 of the model component file, the hash value DNA2 of the component geometric information, the hash value DNA3 of the component non-geometric information and the information hash value of the three parts;
step two: copyright authentication; the block chain copyright registration network associates the three hash values and the time stamp with the work IDA of the model component file to form works for copyright authentication, and an author needs to provide identity information IDB to form an association relation;
step three: storing the certificate in the block chain; the block chain building model platform carries out certificate storage on copyright information IDA-IDB (IDA/IDB), carries out digital work certificate storage time authentication and multidimensional intelligent authentication, and generates copyright DNA1-3(DNA1/DNA2/DNA3) for each original work by matching with credible time stamp and chain stamp double authentication so as to provide effective evidence when copyright disputes occur;
step four: determining the right of the third edition; the block chain copyright registration network confirms the right of the intellectual property right and the use right of the works;
step five: detecting the whole network; performing network infringement monitoring on the original works based on a block chain model deposit and verification system and a whole-network copyright monitoring and maintaining tool copyright guard;
step six: system confirmation; based on the characteristics of the building model component, if the hash values of the component files are the same, the component probability is the same, and the early warning is red; the hash values of the component files are different, the hash values of the geometric information are the same, and the mark is yellow, and if the hash values of the non-geometric information are the same, the mark is orange; and the pirate situation can be screened comprehensively according to the three levels, and the network infringement monitoring can be carried out on the original works.
The invention provides a definite copyright protection and monitoring method aiming at a modeling model component, and provides comprehensive screening of three dimensions through identification monitoring of the building model component, so that the method is more comprehensive; through identification and automatic verification comparison, the method is more accurate and more efficient.
For convenience of description, the above devices are described as being divided into various units by function, and are described separately. Of course, the functionality of the units may be implemented in one or more software and/or hardware when implementing the present application.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The application may be described in the general context of computer-executable instructions, such as program modules, being executed by a computer. Generally, program modules include routines, programs, objects, components, data structures, etc. that perform particular tasks or implement particular abstract data types. The application may also be practiced in distributed computing environments where tasks are performed by remote processing devices that are linked through a communications network. In a distributed computing environment, program modules may be located in both local and remote computer storage media including memory storage devices.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
In a typical configuration, a computing device includes one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
The memory may include forms of volatile memory in a computer readable medium, Random Access Memory (RAM) and/or non-volatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). Memory is an example of a computer-readable medium.
Computer-readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of computer storage media include, but are not limited to, phase change memory (PRAM), Static Random Access Memory (SRAM), Dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), Read Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), Digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium that can be used to store information that can be accessed by a computing device. As defined herein, a computer readable medium does not include a transitory computer readable medium such as a modulated data signal and a carrier wave.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (13)
1. A building model component protection method based on a block chain comprises the following steps:
based on the block chain, performing hash encryption on the characteristics of the building model component of the target object, and performing authentication verification to form a plurality of identification files;
and in the production process of the building model member of the target object, monitoring and comparing whether the information identical to the identification file exists, and giving different grades of prompts according to the comparison condition of the identification file.
2. The block chain based building model element protection method of claim 1, wherein the plurality of identification files comprises element file information digital verification information, element geometry information digital verification information, and element non-geometry information digital verification information.
3. The blockchain-based building model component protection method according to claim 2, wherein the component file information digital verification information includes component file information and a hash value, the component geometric information digital verification information includes component geometric information and a hash value, and the component non-geometric information digital verification information includes component non-geometric information and a hash value.
4. The blockchain-based building model component protection method according to claim 1, wherein the authentication verification is performed by a plurality of nodes on the blockchain, each node providing a different verification function.
5. The block chain based building model component protection method according to claim 4, wherein the number of nodes include, but are not limited to, building technology class companies, construction parties, proctorions, suppliers, and national public relations agencies.
6. The blockchain-based building model component protection method according to claim 5, wherein the national public telecommunication authorities include, but are not limited to, copyright registration protection function departments, judicial agencies, notarization departments, and market regulators.
7. The block chain-based building model component protection method according to claim 1 or 2, wherein the building model component production process of the target object is to create a component entity in a virtual environment based on three-dimensional coordinates during the creation process of the BIM component.
8. The block chain-based building model element protection method according to claim 7, wherein the modeling process of the BIM element is a generation process of geometric information, generating element geometric information, the element geometric information being related to an information depth level of the BIM element.
9. The block chain based building model element protection method according to claim 7 or 8, wherein the modeling process of the BIM element also generates a large amount of non-coordinate information, marked as element non-geometric information, including but not limited to technical information, performance information, classification information, coding information, and naming information.
10. The block chain-based building model component protection method according to one of claims 1 to 9, wherein the monitoring and comparing whether the same information as the identification file exists is based on platform-based network monitoring, and information comparison is performed.
11. The block chain-based building model member protection method according to claim 2 or 10, wherein the specific rules of giving different levels of prompts according to the comparison of the identification files are:
if the component file information digital verification information of the monitored object is the same as that of the target object, marking the component file information digital verification information as a strong correlation grade and giving a heavy prompt;
if the component file information digital verification information of the monitored object is different from that of the target object, but the component geometric information digital verification information is the same, marking the component geometric information digital verification information as a medium correlation grade and giving a medium prompt;
if the component file information digital verification information and the component geometric information digital verification information of the monitored object and the target object are different, but the component non-geometric information digital verification information is the same, marking the component non-geometric information digital verification information as a weak correlation grade and giving a light prompt.
12. A building model component protection system based on a block chain comprises a alliance chain formed by a plurality of nodes, and:
the characteristic extraction module is used for extracting characteristic information of the building model member of the target object, wherein the characteristic information comprises member file information, member geometric information and member non-geometric information;
the encryption processing module is used for carrying out encryption processing on the characteristic information, acquiring a component file information hash value, a component geometric information hash value and a component non-geometric information hash value, and forming a plurality of identification files which comprise component file information digital verification information, component geometric information digital verification information and component non-geometric information digital verification information;
the right confirming and verifying module is used for storing certificates through a plurality of nodes on the alliance chain, and each node provides different verifying functions;
the monitoring and comparing module is used for carrying out whole-network monitoring based on a platform and monitoring and comparing whether the information identical to the identification file exists or not through information comparison;
the warning prompt module is used for giving prompts of different grades according to the comparison condition of the identification files, and the specific rule is as follows:
if the component file information digital verification information of the monitored object is the same as that of the target object, marking the component file information digital verification information as a strong correlation grade and giving a heavy prompt;
if the component file information digital verification information of the monitored object is different from that of the target object, but the component geometric information digital verification information is the same, marking the component geometric information digital verification information as a medium correlation grade and giving a medium prompt;
if the component file information digital verification information and the component geometric information digital verification information of the monitored object and the target object are different, but the component non-geometric information digital verification information is the same, marking the component non-geometric information digital verification information as a weak correlation grade and giving a light prompt.
13. A computer-readable storage medium having a computer program stored thereon, which when executed by a processor, performs the steps of:
based on the block chain, performing hash encryption on the characteristics of the building model component of the target object, and performing authentication verification to form a plurality of identification files;
and in the production process of the building model member of the target object, monitoring and comparing whether the information identical to the identification file exists, and giving different grades of prompts according to the comparison condition of the identification file.
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