CN115510290A - Rapid retrieval method and terminal under digital twin environment - Google Patents
Rapid retrieval method and terminal under digital twin environment Download PDFInfo
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Abstract
The invention discloses a quick retrieval method and a terminal under a digital twin environment, which are used for acquiring a current functional area and a retrieval word; searching in the current functional area according to the search word; in the process of retrieval, the present functional area, namely the functional area where the present is located, is preferentially obtained, and retrieval is carried out in the present functional area according to the received retrieval words; the virtual data is searched in a partition mode instead of all data at one time, so that the searching efficiency is improved, the current functional area is matched with a conventional thinking mode, the jumping time among different functional areas is further reduced, and the hit rate of the first search is improved.
Description
Technical Field
The invention relates to the field of data processing, in particular to a quick retrieval method and a quick retrieval terminal under a digital twin environment.
Background
In the existing digitization process, the digital twin refers to digitally mapping a certain real physical world, and cloning a virtual world which is completely the same as the real physical world. Since the data itself in the digital twin environment is quantized, retrieval can be easily performed.
However, since the physical world contains a huge amount of elements, it is very time-consuming and difficult to retrieve a specific entity in the virtual digital twin environment by means of a conventional key-value pair, which limits the application of the virtual digital twin environment.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: a quick retrieval method and a terminal under a digital twin environment are provided, and efficient retrieval of a target entity in a virtual digital environment is realized.
In order to solve the technical problems, the invention adopts a technical scheme that:
a quick retrieval method under a digital twin environment comprises the following steps:
acquiring a current functional area and a search word;
and searching in the current functional area according to the search word.
In order to solve the technical problem, the invention adopts another technical scheme as follows:
a fast retrieval terminal in a digital twin environment, comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the following steps when executing the computer program:
acquiring a current functional area and a search word;
and searching in the current functional area according to the search word.
The invention has the beneficial effects that: in the process of retrieval, preferentially acquiring a current functional area, namely the functional area where the current functional area is located, and retrieving in the current functional area according to the received retrieval words; the virtual data is searched in a partition mode instead of all data at one time, so that the searching efficiency is improved, the current functional area is matched with a conventional thinking mode, the jumping time among different functional areas is further reduced, and the hit rate of the first search is improved.
Drawings
FIG. 1 is a flowchart illustrating steps of a fast retrieval method in a digital twin environment according to an embodiment of the present invention;
FIG. 2 is a directed graph in a fast retrieval method under a digital twin environment according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a fast retrieval terminal in a digital twin environment according to an embodiment of the present invention;
description of the reference symbols:
1. a fast retrieval terminal in a digital twin environment; 2. a processor; 3. a memory.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1, a fast search method in a digital twin environment includes the steps of:
acquiring a current functional area and a search word;
and searching in the current functional area according to the search word.
From the above description, the beneficial effects of the present invention are: in the process of retrieval, preferentially acquiring a current functional area, namely the functional area where the current functional area is located, and retrieving in the current functional area according to the received retrieval words; the virtual data is searched in a partition mode instead of all data at one time, so that the searching efficiency is improved, the current functional area is matched with a conventional thinking mode, the jumping time among different functional areas is further reduced, and the hit rate of the first search is improved.
Further, the acquiring the current functional area and the search term includes:
acquiring a current roaming position in a virtual digital space;
and acquiring a corresponding current functional area according to the current roaming position.
According to the above description, in the process of performing digital routing inspection in the virtual digital space, the corresponding current functional area is determined according to the current roaming position, the starting position of the retrieval, that is, the current functional area is determined, and the retrieval is preferentially performed in the current functional area, so that the retrieval efficiency is improved.
Further, the retrieving in the current functional area according to the search term includes:
determining corresponding entity characteristics according to the search terms;
and retrieving a corresponding digital entity in the current functional area according to the entity characteristics and highlighting the digital entity.
According to the description, the search terms input by the user are converted into the entity characteristics, so that the preliminary standardization of the information input by the user is realized, the digital entities are searched in the determined current functional area according to the entity characteristics, and the entities which can accord with the entity characteristics are all highlighted, so that the further screening by personnel is facilitated.
Further, after retrieving a corresponding digital entity according to the entity feature and highlighting the digital entity in the current functional area, the method further includes:
judging whether a second search term is received or not, if so, determining corresponding second entity characteristics according to the second search term;
and searching corresponding second digital entities in the highlighted digital entities according to the second entity characteristics, and only highlighting the second digital entities.
As can be seen from the above description, after the digital entities are highlighted, if a second search term is received, secondary screening is performed among the highlighted digital entities according to the second search term, and when the number of digital entities obtained by first search is large, the range can be further narrowed by performing search again according to the search term, which is convenient for the user to further select.
Further, said retrieving a corresponding digital entity according to the entity feature and highlighting the digital entity in the current functional area further comprises:
and before receiving the selection information, retrieving a corresponding third digital entity in the functional areas except the current functional area according to the entity characteristics.
It can be known from the above description that after the digital entity is highlighted, the details of the digital entity can be further displayed only by waiting for the selection result of the user, and the gap time is utilized to perform further retrieval in other functional areas, thereby improving the comprehensiveness of the retrieval result to a certain extent.
Further, after the searching in the current functional area according to the search word, the method comprises:
judging whether a target digital entity is retrieved or not, if so, returning to the target digital entity; otherwise, acquiring a functional area relevance sorting table corresponding to the current functional area;
and traversing the functional area relevance sorting table according to the sequence of the relevance from strong to weak. When traversing to the target function area, searching in the target function area according to the search word, if the target digital entity is searched, returning to the target digital entity and stopping traversing, otherwise, continuing traversing.
As can be seen from the above description, if no target digital entity is retrieved in the current functional area, the target digital entity is sequentially retrieved from other functional areas according to the sequence from strong to weak until the target digital entity is retrieved, and the mass data is divided into the functional areas for respective retrieval, so that the retrieval speed is increased, the real-time retrieval result feedback can be provided for the user, the user experience is improved, and meanwhile, the retrieval is performed starting from the functional area with the closest relevance to the current functional area, so that the retrieval efficiency is further improved.
Further, the obtaining of the functional area relevance ranking table corresponding to the current functional area comprises:
obtaining a functional area directed graph according to a preset process flow;
and obtaining a functional area relevance sorting table according to the position of the current functional area in the functional area directed graph.
According to the description, the functional area directed graph is obtained according to the process flow, and the relevance between any functional area and other functional areas is obtained according to the directed graph; the entity equipment which is required to realize the corresponding function can be changed, the process flow is usually relatively stable and has little change, the functional areas are divided according to the process flow, the digital entities are divided into different functional areas, the inertial thinking of people during searching is better met, namely, what functions generally want to retrieve data corresponding to the functions is seen, and therefore the retrieval efficiency during retrieval by using the relevance ranking table is ensured.
Further, before the obtaining the current functional area and the search term, the method further includes:
and constructing digital entities corresponding to the physical entities in the physical space in the virtual digital space.
As can be seen from the above description, the digital entities in the virtual digital space all correspond to the physical entities in the physical space, and after the required virtual entities are retrieved, the physical entities can be subsequently operated or checked, so that the convenience of real operation is improved through virtualization.
Further, the entity name of the digital entity includes an entity characteristic of the digital entity.
From the above description, the name of the digital entity includes the entity characteristics, so that only the name of the digital entity needs to be called during retrieval, and details do not need to be called, thereby further improving the retrieval efficiency. ,
referring to fig. 3, a fast retrieval terminal in a digital twin environment includes a memory, a processor and a computer program stored in the memory and executable on the processor, where the processor implements the steps of the fast retrieval method in the digital twin environment when executing the computer program.
The above fast retrieval method and terminal in the digital twin environment of the present invention can be applied to the entity retrieval in a virtual digital scene, especially in a virtual factory scene, and are described below with specific embodiments.
Referring to fig. 1, a first embodiment of the present invention is:
a quick retrieval method under a digital twin environment specifically comprises the following steps:
s1, constructing a digital entity corresponding to a physical entity in a physical space in a virtual digital space;
in an alternative embodiment, the entity name of the digital entity comprises an entity characteristic of the digital entity; for example, the naming format can be set as: the names of the belonging functional areas, the belonging sections, the mechanical names, the parts, the colors and the responsible persons all contain different characteristic attributes, so that the quick positioning can be realized by searching the names, and the retrieval efficiency is further improved;
referring to fig. 2, in an alternative embodiment, a functional area and a directed graph corresponding to the functional area are obtained according to a preset process flow; obtaining a functional area relevance sorting table according to the position of the current functional area in the functional area directed graph; as shown in fig. 2, the functional areas 1-8 are divided, each functional area has different functional attributes corresponding to different steps in the process flow; the steps of the process flow have a sequence relation, and each functional area is connected according to the sequence relation to obtain a directed graph corresponding to the functional area; for example, in mining, the mining area is divided into a mining functional area, a transportation functional area, a screening functional area, a module functional area, a flotation functional area, a tailing treatment functional area and the like, wherein each functional area comprises small process links corresponding to different physical entities (equipment);
in an alternative embodiment, the individual functional areas are stored in the form of a set of coordinates;
s2, acquiring a current functional area and a search term, wherein the steps comprise S21-S22 or S23-S24; namely, two parallel schemes are included;
s21, acquiring a current physical position in a physical space;
s22, acquiring a corresponding current functional area in a preset virtual digital space according to the current physical position, wherein the virtual digital space is mapped with the physical space;
acquiring the physical position of a person in an actual physical space, determining a current functional area corresponding to the physical position according to the mapping relation between the virtual digital space and the actual physical space when the virtual digital space is created, converting information in the actual physical space of the person into information in the virtual digital space, introducing the information of the person in the actual physical space to help determine a retrieval range, improving retrieval precision, reducing the retrieval range and improving retrieval efficiency;
s23, acquiring a current roaming position in the virtual digital space;
s24, acquiring a corresponding current functional area according to the current roaming position; because the virtual digital space and the physical space can be proportionally simulated, restored and constructed, for example, 1:1 restores a factory in a digital twin mode, roaming in the virtual digital space can achieve the same experience as roaming in the actual physical space;
s3, searching in the current functional area according to the search word, wherein the searching comprises the following steps:
s31, determining corresponding entity characteristics according to the search terms;
s32, retrieving a corresponding target digital entity in the current functional area according to the entity characteristics and highlighting the target digital entity, wherein the method comprises the following steps:
s321, retrieving a corresponding target digital entity in a coordinate set range corresponding to the current functional area according to the entity characteristics, and judging whether the target digital entity is retrieved, if so, executing S322, otherwise, executing S323;
s322, returning the target digital entity;
s323, acquiring a functional area relevance sorting table corresponding to the current functional area; and traversing the functional area relevance sorting table according to the sequence of the relevance from strong to weak. When a target function area is traversed, searching in the target function area according to the search word, if a target digital entity is searched, returning to the target digital entity and stopping traversing, otherwise, continuing traversing; for example, the current physical location corresponds to a functional area 1 in a virtual digital space, and the search term is "arm entity of red ABB robot in the 6 th section", the search process is to search whether the 6 th section is included in the functional area 1, if yes, search whether the ABB robot is included in the functional area, if any step is not searched, find a functional area more closely related to the functional area 1 according to a directed relationship diagram, and continue to repeat the above process until a target entity is found;
in an optional implementation manner, if the target digital entity meeting the condition is not retrieved after traversing the preset number of times in S323, sending an information prompt of inputting the functional area, receiving the input information of the functional area, and executing S323 with the target functional area corresponding to the input information of the functional area as the current functional area; if the target digital entity is not located through multiple traversals, the relevance between the query and the current functional area is not strong, at the moment, the user is prompted to input the functional area by himself and further search is carried out in the functional area input by the user, the query of excessive functional areas is avoided, the cost is closer to the direct global search because the number of the queried functional areas is larger, and the efficiency is improved less;
in an optional embodiment, executing S32 further includes: before receiving selection information, retrieving a corresponding third digital entity in a functional area except the current functional area according to the entity characteristics; if the corresponding third digital entity is retrieved, prompting, if pop-up window prompting is carried out, judging whether a viewing signal of a user is received, and if yes, displaying the third digital entity;
in an optional embodiment, S32 is followed by S33: judging whether a second search term is received or not, if so, determining corresponding second entity characteristics according to the second search term; searching a corresponding second digital entity in the highlighted digital entities according to the second entity characteristics, and only highlighting the second digital entity;
in an alternative embodiment, S33 may be performed a plurality of times until the user considers that the desired digital entities have been screened out; .
Referring to fig. 2, a second embodiment of the present invention is:
a fast retrieval terminal 1 in a digital twin environment comprises a processor 2, a memory 3 and a computer program stored on the memory 3 and capable of running on the processor 2, wherein the processor 2 executes the computer program to realize the steps of the first embodiment.
In summary, the present invention provides a fast search method and a terminal in a digital twin environment, wherein the digital twin firstly creates an equal-proportion virtual digital world with associated spatial location information, so that the virtual world is divided into regions according to functions, and a search range can be located quickly; (experiments have shown that when a person roams into area 1, there is a high probability that the content that is desired to be searched is within, or related to, area 1); in the retrieval process, each functional area does not exist independently, but establishes a directed relationship graph according to the association degree, and automatically switches to the next area closest to the functional area for retrieval after the query fails in a certain area, thereby ensuring that the target entity is quickly found in the minimum search sample library; in the process of retrieval, the time selected and considered by the user can be utilized to carry out retrieval in a wider range, so that the comprehensiveness of the retrieval result is improved; and finally, a mode of naming the entities through the entity characteristics is adopted, so that the retrieval efficiency is further improved.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (10)
1. A fast search method under a digital twin environment is characterized by comprising the following steps:
acquiring a current functional area and a search word;
and searching in the current functional area according to the search word.
2. The fast searching method in the digital twin environment according to claim 1, wherein the obtaining the current functional area and the search term comprises:
acquiring a current roaming position in a virtual digital space;
and acquiring a corresponding current functional area according to the current roaming position.
3. The fast search method in the digital twin environment according to claim 1, wherein said searching in the current functional area according to the search term comprises:
determining corresponding entity characteristics according to the search terms;
and retrieving a corresponding digital entity in the current functional area according to the entity characteristics and highlighting the digital entity.
4. The fast searching method in the digital twin environment according to claim 3, further comprising, after searching and highlighting the corresponding digital entity in the current functional area according to the entity feature:
judging whether a second search term is received or not, if so, determining corresponding second entity characteristics according to the second search term;
and searching corresponding second digital entities in the highlighted digital entities according to the second entity characteristics, and only highlighting the second digital entities.
5. The fast searching method in the digital twin environment according to claim 3 or 4, wherein said searching the corresponding digital entity according to the entity feature in the current functional area and highlighting the digital entity further comprises:
and before receiving the selection information, retrieving a corresponding third digital entity in the functional areas except the current functional area according to the entity characteristics.
6. The fast search method in the digital twin environment according to claim 1, wherein after the search in the current functional area according to the search word, the method comprises:
judging whether a target digital entity is retrieved or not, if so, returning to the target digital entity; otherwise, acquiring a functional area relevance sorting table corresponding to the current functional area;
traversing the functional area relevance sorting table according to the sequence of the relevance from strong to weak; and when traversing to a target function area, searching in the target function area according to the search word, if a target digital entity is searched, returning to the target digital entity and stopping traversing, otherwise, continuing traversing.
7. The fast search method in the digital twin environment according to claim 6, wherein said obtaining the functional area relevance ranking table corresponding to the current functional area comprises:
obtaining a functional area directed graph according to a preset process flow;
and obtaining a functional area relevance sorting table according to the position of the current functional area in the functional area directed graph.
8. The fast search method in the digital twin environment according to claim 1, further comprising, before the obtaining the current functional area and the search term:
and constructing digital entities corresponding to the physical entities in the physical space in the virtual digital space.
9. The method of claim 8, wherein the entity name of the digital entity comprises an entity characteristic of the digital entity.
10. A terminal for fast retrieval in a digital twin environment, comprising a memory, a processor and a computer program stored in the memory and running on the processor, wherein the processor executes the computer program to perform the steps of the method for fast retrieval in a digital twin environment as claimed in any one of claims 1 to 9.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117033719A (en) * | 2023-10-08 | 2023-11-10 | 中科航迈数控软件(深圳)有限公司 | Method, device, equipment and medium for acquiring machine tool digital twin system information |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117033719A (en) * | 2023-10-08 | 2023-11-10 | 中科航迈数控软件(深圳)有限公司 | Method, device, equipment and medium for acquiring machine tool digital twin system information |
| CN117033719B (en) * | 2023-10-08 | 2024-02-20 | 中科航迈数控软件(深圳)有限公司 | Method, device, equipment and medium for acquiring machine tool digital twin system information |
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