CN118038729A - Multi-user collaborative mapping practical training teaching system based on virtual simulation - Google Patents
Multi-user collaborative mapping practical training teaching system based on virtual simulation Download PDFInfo
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- 238000012549 training Methods 0.000 title claims abstract description 100
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Abstract
The invention discloses a virtual simulation-based multi-person collaborative mapping practical training teaching system, which comprises modeling of mapping different practical training scenes, modeling of instrument equipment and virtualization operation, construction of a multi-person collaborative mapping virtual simulation practical training teaching system module, synchronization of multi-person collaborative mapping practical training teaching system components and networks, a multi-person collaborative mapping virtual simulation practical training teaching method and operation flow, and realization of construction and consistency of training scenes by matching of the multi-person collaborative mapping virtual simulation practical training teaching system module construction and the multi-person collaborative mapping practical training teaching system components and the networks.
Description
Technical Field
The invention relates to the technical field of giving, in particular to a multi-person collaborative mapping practical training system based on virtual simulation.
Background
The mapping is based on computer technology, photoelectric technology, network communication technology, space science and information science, and uses global navigation satellite positioning system (GNSS), remote Sensing (RS) and Geographic Information System (GIS) as technical cores to measure, collect and draw the shape, size, space position and attribute of natural geographic elements or surface artificial facilities. Mapping geographic information is widely used in various fields including land planning, city planning, infrastructure construction, environmental protection, energy development, emergency response, and the like.
The teaching of the mapping professional course is a teaching biased to practice, in particular to the teaching of the middle and high-school mapping related course. Professional core courses related to professional education of professional colleges and universities, such as engineering measurement, digital mapping, real estate mapping, mine measurement, topography mapping and the like, have more practical training problems, such as high-cost practical training equipment and high risk; the training scene does not have high-risk environments; the training process is long, and the result is difficult to reproduce; the method has the characteristics of strong dependence on time, equipment and other conditions, poor autonomy and the like, and the problems of high investment, high difficulty, high risk, difficulty in implementation, difficulty in observation and friction, difficulty in reproduction and the like, and are challenges for current mapping training teaching.
The virtual simulation practical training teaching is used for meeting the teaching and student learning demands of teachers in colleges and universities, real scenes such as real production and processing or process control are restored by means of digitization, informatization and intellectualization, dynamic realistic simulation and restoration are realized through system control, and the main bodies of all the teaching parties are enabled to participate in interaction, so that a practical training place of knowledge skills is obtained. Currently, mapping virtual simulation training systems for universities are mainly used for training experience, demonstration, single person mode and skill repeatability to a certain extent. However, in the real surveying and mapping production process, the real training requirements of a real scene cannot be met by the current virtual simulation training requirements, and meanwhile, the method is very important for the culture of the leadership of students, team cooperation and other capabilities. Therefore, development of a virtual simulation-based multi-user collaborative mapping practical training system and method is needed, a realistic virtual scene and a freely operable virtual simulation platform of different working condition environments are constructed by integrating virtual simulation technology, network technology, man-machine interaction technology and the like, a plurality of operators participate in a working process in different working post roles in the virtual environment, and distributed working tasks are matched and cooperatively completed by utilizing existing virtual mapping instrument equipment to obtain mapping results in the virtual scene, so that problems faced in practical training and traditional virtual practical training in the traditional field are effectively solved.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a multi-person collaborative mapping practical training system based on virtual simulation.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a real teaching system of many people collaborative survey and drawing, includes survey and drawing different real training scene modeling, instrument equipment modeling and virtualization operation, many people collaborative survey and drawing virtual simulation reality teaching system module construction, many people collaborative survey and drawing real training teaching system constitution and network synchronization, many people collaborative survey and drawing virtual simulation reality teaching method and operation flow, its characterized in that, many people collaborative survey and drawing virtual simulation reality teaching system module construction and many people collaborative survey and drawing real training teaching system constitution and network synchronization cooperate to realize the construction and the uniformity of training scene, many people collaborative survey and drawing virtual simulation reality teaching method and operation flow include login and team formation, real training task and scene selection, data synchronization, client collaborative survey and drawing real training, real training data result output, real training assessment.
Preferably: the modeling of mapping different practical training scenes comprises three-dimensional modeling of oblique photography real scenes, three-dimensional laser scanning modeling and manual modeling.
Further: the instrument device modeling and virtualization operations comprise designing a virtual mapping instrument device model, adding physical properties and behaviors of a virtual instrument, developing a control algorithm, realizing virtual interaction operation, virtual simulation and verification.
The design of the virtual surveying instrument equipment model comprises the following steps:
s1, using a modeling tool provided by a virtual simulation platform to create a model of virtual surveying instrument equipment;
and S2, creating a virtual model according to the appearance and the functional characteristics of the actual equipment according to the practical training requirements.
Based on the scheme: the adding physical properties and behaviors of the virtual instrument comprises the following steps:
s1, adding physical attributes and behaviors to a virtual mapping instrument model;
s2, setting a kinematic model of the equipment, reading and processing sensor data and reaction and behavior of the equipment during operation according to the working principle and the motion characteristics of the specific equipment.
The development control algorithm comprises the following steps:
s1, developing a control algorithm according to real instrument equipment to simulate the actual operation of surveying instrument equipment;
S2, setting response, measurement parameters, measured distance and angle of equipment and controlling movement and rotation of instrument equipment according to measurement requirements;
And S3, carrying out real-time measurement and data acquisition according to the sensor data.
The implementation of the virtual interactive operation comprises the following steps:
s1, simulating actual operation by interacting with virtual surveying instrument equipment;
S2, controlling the movement, rotation, measurement and other operations of the virtual instrument equipment through an operation control algorithm;
And S3, observing a real-time measurement result.
The virtual simulation and verification includes the following steps:
s1, running a virtual simulation platform to simulate and verify;
s2, testing the performance and the function of the virtual mapping instrument equipment;
s3, observing the working condition and the measurement result of surveying instrument equipment;
and S4, adjusting and optimizing a model and a control algorithm according to the simulation result and the actual demand.
Among the foregoing, the preferred one is: the multi-user collaborative mapping virtual simulation training teaching system module comprises a user management module, a virtual scene editing module, a mapping instrument equipment simulation module, a multi-user collaborative module, a data processing and analyzing module, a practical training evaluation and feedback module and a user interface module.
As a further scheme of the invention: the user management module comprises the following steps:
S1, managing user information in a system, wherein the user information comprises functions of user registration, login, authority management and the like;
and S2, providing an adding team management function, allowing a user to create or add a team, and designating a responsible person, wherein the responsible person can transfer the team leader authority to other team members.
Meanwhile, the virtual scene editing module comprises the following steps:
S1, editing and creating a virtual scene comprising topography, landform, surface coverage and the like of a mapping area;
And S2, providing a simple drawing tool, importing the existing geographic data, and creating a virtual scene in a three-dimensional mode of oblique photography live action.
As a preferred embodiment of the present invention: the surveying instrument equipment simulation module comprises the following steps:
S1, simulating different types of surveying instrument equipment;
S2, the simulation module needs to simulate the motion, measurement function, sensor data and the like of the instrument and equipment.
Meanwhile, the multi-person collaboration module comprises the following steps:
S1, supporting the collaborative operation of multiple persons;
S2, the teacher end can group according to the list and appoint a group leader (responsible person), or the responsible person applies for team formation to invite other students to enqueue;
And S3, after team formation, a learner can select needed surveying instrument equipment in the virtual scene to realize real-time collaborative interaction.
The utility model provides a real teaching system's of many people collaborative survey and drawing result of use based on virtual simulation, includes following beneficial effect:
s1: constructing a multi-type vivid three-dimensional scene by utilizing a virtual simulation technology;
s2: the student is promoted to learn autonomously and cooperatively;
s3: providing a personalized learning experience;
s4: providing real-time guidance and feedback;
S5: and an efficient practical training teaching experience is provided.
The beneficial effects of the invention are as follows:
1. According to the invention, by combining with the requirements of surveying and mapping teaching, the real scenes and environments under different types and different climatic conditions are simulated based on the virtual reality technology, so that more real and finer surveying and mapping operation experience is provided for students. Students can learn and master the operation skills and notes of the real scene in the virtual environment, and the accuracy and stability of the actual operation are improved.
2. According to the invention, the system not only supports single training, but also supports multi-person cooperative operation, and students can cooperate in groups to jointly complete mapping tasks. Students need to negotiate with each other, work in division, and exchange information to complete tasks. Thus, the cooperation spirit and team consciousness of students can be cultivated, and the cooperation capability is improved.
3. According to the system, the training scene and tasks can be dynamically adjusted and mapped according to the training tasks and requirements of students and by combining actual operation and performance. Students can select proper learning paths and directions according to learning progress and ability. Students learn independently at any time and any place and train independently. Thus, personalized learning experience can be provided, and the learning requirements and interests of different students can be met.
4. According to the system, a teacher and students are supported to communicate and discuss in real time, and the teacher can observe the operation and the result of the students through the monitoring function in the virtual scene and give guidance and feedback in time. Can help students correct errors and shortages in time, and improve learning effect and skill level.
5. According to the invention, based on the virtual reality technology, the system can greatly shorten the practical training period and improve the practical teaching effect. Also, for schools and education industries, maintenance material and cost can be reduced more rapidly, and economic benefits are improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a virtual simulation-based multi-user collaborative mapping training teaching system;
FIG. 2 is a schematic diagram of an instrument modeling and virtualization operating system of the multi-user collaborative mapping training teaching system based on virtual simulation;
FIG. 3 is a schematic diagram of a system structure constructed by a module of the multi-person collaborative mapping virtual simulation training teaching system based on the virtual simulation multi-person collaborative mapping training teaching system;
FIG. 4 is a schematic diagram of a multi-user collaborative mapping virtual simulation training teaching method and an operation flow system structure of the multi-user collaborative mapping training teaching system based on virtual simulation;
fig. 5 is a flow chart of a multi-user collaborative mapping virtual simulation training teaching operation of the multi-user collaborative mapping training teaching system based on virtual simulation.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.
Example 1:
1-5, a virtual simulation-based multi-user collaborative mapping practical training teaching system comprises modeling of mapping different practical training scenes, instrument equipment modeling and virtualization operation, construction of a multi-user collaborative mapping virtual simulation practical training teaching system module, composition and network synchronization of the multi-user collaborative mapping practical training teaching system, a multi-user collaborative mapping virtual simulation practical training teaching method and operation flow, wherein the modeling of the mapping different practical training scenes comprises three-dimensional modeling of oblique photography practical scenes, three-dimensional laser scanning modeling and manual modeling, the modeling of the instrument equipment and virtualization operation comprises equipment such as a total station, a level gauge, a GPS (global positioning system), a three-dimensional laser scanner and the like and accessory parts thereof, and the like, the construction of the multi-user collaborative mapping virtual simulation practical training teaching system module and the construction and the network synchronization of the multi-user collaborative mapping virtual simulation practical training teaching system are matched to realize training scene achievement and consistency, and the multi-user collaborative mapping virtual simulation practical training teaching method and operation flow comprise login and team, practical training task and scene selection, data synchronization, practical training data output and practical assessment;
In the teaching process, three-dimensional model construction of a real scene is firstly carried out by methods such as three-dimensional modeling of oblique photography real scenes, three-dimensional laser scanning modeling, manual modeling and the like, and different training scene models are constructed by selecting a proper modeling method according to scene requirements. Based on virtual environment, environmental changes such as weather, climate and the like can be increased, the simulation training is more suitable for training in different areas and at different times, then commonly used surveying instrument equipment is selected, an equipment three-dimensional model is constructed by using appearance dimensions, modules which are built through a multi-person collaborative surveying and mapping virtual simulation training teaching system module and are synchronous with a network are used for achieving multi-person collaborative operation and communication, when operation is performed, single person or multi-person training can be selected, then a teacher distributes scenes, synchronization of scenes, roles, scripts and communication data is guaranteed through data exchange of a data server, then practical training is performed, a client utilizes the virtual simulation instrument equipment, information sharing and collaborative operation among virtual characters to complete surveying and mapping training tasks, data results measured by respective instruments are stored under respective account numbers, and the system can evaluate and score according to the preset scoring items and multiple factors such as accuracy of operation instruments of the client, errors, time and the like. Visual feedback is carried out on information such as practical training results, correctness and errors, and training is strengthened. The teacher end can check the training condition of the student end in detail, and accurately feed back teaching guidance.
The instrument equipment modeling and virtualization operation comprises the steps of designing a virtual mapping instrument equipment model, adding physical properties and behaviors of a virtual instrument, developing a control algorithm, realizing virtual interactive operation, virtual simulation and verification;
The design of the virtual surveying instrument equipment model comprises the following steps:
s1, using a modeling tool provided by a virtual simulation platform to create a model of virtual surveying instrument equipment;
and S2, creating a virtual model according to the appearance and the functional characteristics of the actual equipment according to the practical training requirements.
The adding physical properties and behaviors of the virtual instrument comprises the following steps:
s1, adding physical attributes and behaviors to a virtual mapping instrument model;
s2, setting a kinematic model of the equipment, reading and processing sensor data and reaction and behavior of the equipment during operation according to the working principle and the motion characteristics of the specific equipment.
The development control algorithm comprises the following steps:
s1, developing a control algorithm according to real instrument equipment to simulate the actual operation of surveying instrument equipment;
S2, setting response, measurement parameters, measured distance and angle of equipment and controlling movement and rotation of instrument equipment according to measurement requirements;
And S3, carrying out real-time measurement and data acquisition according to the sensor data.
The implementation of the virtual interactive operation comprises the following steps:
s1, simulating actual operation by interacting with virtual surveying instrument equipment;
S2, controlling the movement, rotation, measurement and other operations of the virtual instrument equipment through an operation control algorithm;
And S3, observing a real-time measurement result.
The virtual simulation and verification includes the following steps:
s1, running a virtual simulation platform to simulate and verify;
s2, testing the performance and the function of the virtual mapping instrument equipment;
s3, observing the working condition and the measurement result of surveying instrument equipment;
and S4, adjusting and optimizing a model and a control algorithm according to the simulation result and the actual demand.
When the virtual mapping instrument device is used, a modeling tool provided by a virtual simulation platform is used for creating a model of the virtual mapping instrument device, physical attributes and behaviors are added by the virtual mapping instrument device model to enable the behaviors to simulate real mapping instrument device, then a programming ring provided by the virtual simulation platform is used for writing a control algorithm to simulate actual operation of the mapping instrument device, then the actual operation is simulated in the virtual simulation platform through interaction with the virtual mapping instrument device, and finally the virtual simulation platform is operated to simulate and verify, so that the performance and the function of the virtual mapping instrument device are tested.
The multi-user collaborative mapping virtual simulation training teaching system module comprises a user management module, a virtual scene editing module, a mapping instrument equipment simulation module, a multi-user collaborative module, a data processing and analyzing module, a practical training evaluation and feedback module and a user interface module;
the user management module comprises the following steps:
S1, managing user information in a system, wherein the user information comprises functions of user registration, login, authority management and the like;
and S2, providing an adding team management function, allowing a user to create or add a team, and designating a responsible person, wherein the responsible person can transfer the team leader authority to other team members.
The virtual scene editing module comprises the following steps:
S1, editing and creating a virtual scene comprising topography, landform, surface coverage and the like of a mapping area;
And S2, providing a simple drawing tool, importing the existing geographic data, and creating a virtual scene in a three-dimensional mode of oblique photography live action.
The surveying instrument equipment simulation module comprises the following steps:
S1, simulating different types of surveying instrument equipment;
S2, the simulation module needs to simulate the motion, measurement function, sensor data and the like of the instrument and equipment.
The multi-person collaboration module comprises the following steps:
S1, supporting the collaborative operation of multiple persons;
S2, the teacher end can group according to the list and appoint a group leader (responsible person), or the responsible person applies for team formation to invite other students to enqueue;
And S3, after team formation, a learner can select needed surveying instrument equipment in the virtual scene to realize real-time collaborative interaction.
When the system is operated, a virtual simulation training system is used through a user interface module, multi-level authority control management of users in the system is realized through a user management module, meanwhile, a team management adding function is provided, virtual scenes are edited and created, different instrument and equipment are simulated through a mapping instrument and equipment simulation module, a plurality of persons are grouped to cooperatively operate, measurement data and analysis results are subjected to data input, data correction, data registration and data fusion through a data processing module and an analysis module, and a teacher side obtains evaluation indexes and feedback of students through a practical training evaluation and feedback module.
Example 2:
The utility effect of the multi-person collaborative mapping practical training teaching system based on virtual simulation is shown in figures 1-5, and the system comprises the following beneficial effects:
s1: constructing a multi-type vivid three-dimensional scene by utilizing a virtual simulation technology;
s2: the student is promoted to learn autonomously and cooperatively;
s3: providing a personalized learning experience;
s4: providing real-time guidance and feedback;
S5: and an efficient practical training teaching experience is provided.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a real teaching system of many people collaborative survey and drawing, includes survey and drawing different real training scene modeling, instrument equipment modeling and virtualization operation, many people collaborative survey and drawing virtual simulation reality teaching system module construction, many people collaborative survey and drawing real training teaching system constitution and network synchronization, many people collaborative survey and drawing virtual simulation reality teaching method and operation flow, its characterized in that, many people collaborative survey and drawing virtual simulation reality teaching system module construction and many people collaborative survey and drawing real training teaching system constitution and network synchronization cooperate to realize the construction and the uniformity of training scene, many people collaborative survey and drawing virtual simulation reality teaching method and operation flow include login and team formation, real training task and scene selection, data synchronization, client collaborative survey and drawing real training, real training data result output, real training assessment.
2. The virtual simulation-based multi-person collaborative mapping practical training teaching system according to claim 1, wherein mapping different practical training scene modeling includes oblique photography real scene three-dimensional modeling, three-dimensional laser scanning modeling and manual modeling.
3. The virtual simulation-based multi-person collaborative mapping practical training teaching system according to claim 1, wherein the instrument device modeling and virtualization operations include designing a virtual mapping instrument device model, adding physical properties and behaviors of a virtual instrument, developing control algorithms, implementing virtual interactive operations, virtual simulation, and verification.
The design of the virtual surveying instrument equipment model comprises the following steps:
s1, using a modeling tool provided by a virtual simulation platform to create a model of virtual surveying instrument equipment;
and S2, creating a virtual model according to the appearance and the functional characteristics of the actual equipment according to the practical training requirements.
4. The virtual simulation-based multi-person collaborative mapping practical training teaching system according to claim 1, wherein,
The adding physical properties and behaviors of the virtual instrument comprises the following steps:
s1, adding physical attributes and behaviors to a virtual mapping instrument model;
s2, setting a kinematic model of the equipment, reading and processing sensor data and reaction and behavior of the equipment during operation according to the working principle and the motion characteristics of the specific equipment.
The development control algorithm comprises the following steps:
s1, developing a control algorithm according to real instrument equipment to simulate the actual operation of surveying instrument equipment;
S2, setting response, measurement parameters, measured distance and angle of equipment and controlling movement and rotation of instrument equipment according to measurement requirements;
And S3, carrying out real-time measurement and data acquisition according to the sensor data.
The implementation of the virtual interactive operation comprises the following steps:
s1, simulating actual operation by interacting with virtual surveying instrument equipment;
S2, controlling the movement, rotation, measurement and other operations of the virtual instrument equipment through an operation control algorithm;
And S3, observing a real-time measurement result.
The virtual simulation and verification includes the following steps:
s1, running a virtual simulation platform to simulate and verify;
s2, testing the performance and the function of the virtual mapping instrument equipment;
s3, observing the working condition and the measurement result of surveying instrument equipment;
and S4, adjusting and optimizing a model and a control algorithm according to the simulation result and the actual demand.
5. The virtual simulation-based multi-person collaborative mapping practical training teaching system according to claim 1, wherein the multi-person collaborative mapping virtual simulation practical training teaching system module comprises a user management module, a virtual scene editing module, a mapping instrument equipment simulation module, a multi-person collaborative module, a data processing and analyzing module, a practical training evaluation and feedback module and a user interface module.
The user management module comprises the following steps:
S1, managing user information in a system, wherein the user information comprises functions of user registration, login, authority management and the like;
and S2, providing an adding team management function, allowing a user to create or add a team, and designating a responsible person, wherein the responsible person can transfer the team leader authority to other team members.
6. The virtual simulation-based multi-person collaborative mapping practical training teaching system according to claim 5, wherein,
The virtual scene editing module comprises the following steps:
S1, editing and creating a virtual scene comprising topography, landform, surface coverage and the like of a mapping area;
And S2, providing a simple drawing tool, importing the existing geographic data, and creating a virtual scene in a three-dimensional mode of oblique photography live action.
7. The virtual simulation-based multi-person collaborative mapping practical training teaching system according to claim 6, wherein,
The surveying instrument equipment simulation module comprises the following steps:
S1, simulating different types of surveying instrument equipment;
S2, the simulation module needs to simulate the motion, measurement function, sensor data and the like of the instrument and equipment.
8. The virtual simulation-based multi-person collaborative mapping practical teaching system according to claim 7, wherein,
The multi-person collaboration module comprises the following steps:
S1, supporting the collaborative operation of multiple persons;
S2, the teacher end can group according to the list and appoint a group leader (responsible person), or the responsible person applies for team formation to invite other students to enqueue;
And S3, after team formation, a learner can select needed surveying instrument equipment in the virtual scene to realize real-time collaborative interaction.
9. The use effect of the virtual simulation-based multi-user collaborative mapping practical training teaching system is characterized by comprising the following beneficial effects:
s1: constructing a multi-type vivid three-dimensional scene by utilizing a virtual simulation technology;
s2: the student is promoted to learn autonomously and cooperatively;
s3: providing a personalized learning experience;
s4: providing real-time guidance and feedback;
S5: and an efficient practical training teaching experience is provided.
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