CN111158472B - Simulation situation construction method and system for virtual experiment - Google Patents
Simulation situation construction method and system for virtual experiment Download PDFInfo
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- CN111158472B CN111158472B CN201911310574.8A CN201911310574A CN111158472B CN 111158472 B CN111158472 B CN 111158472B CN 201911310574 A CN201911310574 A CN 201911310574A CN 111158472 B CN111158472 B CN 111158472B
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- 238000004088 simulation Methods 0.000 title claims abstract description 36
- 238000010276 construction Methods 0.000 title claims abstract description 25
- 238000013515 script Methods 0.000 claims abstract description 118
- 238000002474 experimental method Methods 0.000 claims abstract description 65
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000011156 evaluation Methods 0.000 claims abstract description 6
- 238000004590 computer program Methods 0.000 claims description 9
- 238000004422 calculation algorithm Methods 0.000 abstract description 5
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- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
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Abstract
The invention discloses a simulation situation construction method and a simulation situation construction system of a virtual experiment, which construct an experiment simulation situation that the experiment operation has virtual person guidance, the experiment fails and has algorithm intelligent assistance, the experiment is finished and has system evaluation, after the experiment is started, operation step data of students on equipment is collected in real time through a manual capture glove and is used as actual operation data, when the actual operation data is inconsistent with an experiment standard script in a rule base, the operation step when the actual operation data is inconsistent is marked as an error point, and the coding standard script is called according to rules in the experiment flow script to carry out auxiliary guidance; the method has the advantages that not only is the real-life simulation performed on the physical experiment performed, but also a virtual teacher role is designed in the scene, the algorithm intelligently tracks the current progress of the experiment according to the operation of an experimenter and the rule base, and the error operation can be detected and judged, so that the student operation experiment is guided, real-time feedback can be performed on the operation, and overall evaluation can be performed.
Description
Technical Field
The disclosure relates to the technical field of virtual reality and virtual-real fusion experiments, in particular to a simulation situation construction method and system of a virtual experiment.
Background
In some experiments of true middle and primary schools, the problems of high operation requirement, high risk, difficult three-waste treatment, expensive experimental materials and non-reutilization of experimental reagents exist. The virtual reality provides rich feeling for users by three characteristics of conception, interactivity and immersive, so that a set of virtual experiment system suitable for middle school students is developed, and the virtual experiment system has wide application prospect. Considering that middle school students have insufficient knowledge understanding capability, experimental operation skills are limited, teachers cannot conduct one-to-one personalized real-time coaching and the like, once an experimenter has operation errors, how to detect and assist the system is a challenging task.
Disclosure of Invention
The invention provides a simulation situation construction method and a simulation situation construction system for a virtual experiment, which construct an experimental simulation situation that the experiment operation has virtual person guidance, the experiment failure has algorithm intelligent assistance and the experiment is finished with system evaluation, collect operation step data of students on equipment in real time through a dynamic capture glove as actual operation data after the experiment is started, and gradually compare the actual operation data with experiment standard scripts in a rule base to judge whether the steps executed by instructions are consistent or not; when the actual operation data is inconsistent with the experiment standard script in the rule base, marking the operation step when the actual operation data is inconsistent as an error point, calling the coding standard script to conduct auxiliary guidance according to the rule in the experiment flow script, recording the error point, and calling the voice base in the voice action base through the coding standard script to conduct voice prompt.
To achieve the above object, according to an aspect of the present disclosure, there is provided a simulation scenario construction method of a virtual experiment, the method including the steps of:
Under a virtual reality environment:
s100: reading an experiment flow script in a rule base;
s200: after the experiment is started, the operation step data of the students on the equipment is collected in real time through the manual fishing glove and is used as actual operation data;
S300: comparing the actual operation data with experimental standard scripts in a rule base step by step to judge whether the steps of executing the instructions are consistent;
s400: when the actual operation data is inconsistent with the experiment standard script in the rule base, marking the operation step when the actual operation data is inconsistent as an error point, calling the coding standard script to carry out auxiliary guidance according to the rule in the experiment flow script, recording the error point, and calling the voice base in the voice action base through the coding standard script to carry out voice prompt;
s500: when the operation is finished, all error point lists are output.
Further, the experimental flow script, the experimental standard script and the coding standard script are script files, and the script files are a series of combinations of operation instructions of a control computer; when executing, the script program is translated into machine-recognizable instructions one by an interpreter of the system and executed in program order.
Further, in S200, the operation step data of the student on the equipment is collected in real time through the manual capture glove, and the operation steps are sequentially saved as a file of actual operation step data according to the operation track of the manual operation and the sequence of the operation action instructions of the trigger event. The operation steps of the students on the equipment are simulation experiment equipment in virtual reality.
Further, the criterion for judging whether the actual operation data is consistent with the experimental standard script in the rule base is that when the inconsistent times of the operation instruction in the actual operation data and the operation instruction executed by the experimental standard script in the rule base are smaller than a preset threshold, the actual operation data is judged to be consistent with the experimental standard script in the rule base, and the preset threshold is set to be 10 times by default.
Further, the method for calling the coding standard script to conduct auxiliary guidance according to the rule in the experimental flow script comprises the following steps: prompting students to operate equipment according to step instructions in the experimental flow script, outputting corresponding feedback if the operation steps are judged to be correct, and calling a voice library in the voice action library to carry out voice prompt if the operation steps are wrong; after the feedback is finished, the auxiliary instruction is finished, otherwise, the student is guided to continue the experimental step according to the operation step instruction.
Further, in S300, the rule base includes: rule scripts, error content libraries, and voice action libraries;
The rule script includes: experimental flow script, experimental standard script and coding standard script; the experiment flow script records prestored operation step instructions required by the experiment; the experimental standard script is an operation step which is collected in real time through a manual fishing sleeve in advance and is used as a standard for equipment; the coding standard script is a trigger event in the operation step of the experiment;
The experimental procedure script comprises: trigger type, operation constraint, experiment output, step identification and navigation;
the experimental standard script comprises: triggering criteria, constraint criteria, output criteria, evaluation criteria;
The code standard script includes: coding method, coding state;
the error content library includes: primary key, correct operation, anomaly, experimental knowledge;
The voice action library comprises: model library, voice library and action library.
The present disclosure also provides a simulation scenario construction system of a virtual experiment, the system comprising: a memory, a processor, and a computer program stored in the memory and executable on the processor, the processor executing the computer program to run in units of the following system:
the experimental flow reading unit is used for reading the experimental flow script in the rule base;
the operation step acquisition unit is used for acquiring operation step data of the equipment by the students in real time through the manual fishing glove after the experiment is started as actual operation data;
The step comparison unit is used for gradually comparing the actual operation data with the experiment standard scripts in the rule base to judge whether the steps executed by the instructions are consistent or not;
The error guiding unit is used for marking the operation steps when the actual operation data are inconsistent with the experiment standard scripts in the rule base as error points, calling the coding standard scripts to carry out auxiliary guidance according to the rules in the experiment flow scripts, recording the error points and calling the voice base in the voice action base through the coding standard scripts to carry out voice prompt;
and the error point output unit is used for outputting all error point lists when the operation is finished.
The beneficial effects of the present disclosure are: the present disclosure provides a method and a system for constructing a simulation situation of a virtual experiment, 1, a scene is vivid, not only a high-degree vivid simulation is performed on a physical experiment, but also a virtual teacher role is designed in the scene. 2. The algorithm is intelligent, the algorithm can track the current progress of the experiment according to the rule base according to the operation of an experimenter, and the error operation can be detected and judged. 3. The real-time interaction can guide students to operate experiments, can feed back the operation in real time and can evaluate the integrity.
Drawings
The above and other features of the present disclosure will become more apparent from the detailed description of the embodiments illustrated in the accompanying drawings, in which like reference numerals designate like or similar elements, and which, as will be apparent to those of ordinary skill in the art, are merely some examples of the present disclosure, from which other drawings may be made without inventive effort, wherein:
FIG. 1 is a diagram showing a simulation scenario structure of a virtual experiment;
FIG. 2 is a diagram of a system for constructing a simulation scenario for a virtual experiment.
Detailed Description
The conception, specific structure, and technical effects produced by the present disclosure will be clearly and completely described below in connection with the embodiments and the drawings to fully understand the objects, aspects, and effects of the present disclosure. It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other.
A simulation scenario construction method of a virtual experiment according to an embodiment of the present disclosure is described below with reference to fig. 1, as shown in fig. 1, which is a simulation scenario construction diagram of a virtual experiment according to the present disclosure.
The present disclosure proposes a simulation scenario construction method for a virtual experiment, specifically including the following steps:
s100: reading an experiment flow script in a rule base;
s200: after the experiment is started, the operation step data of the students on the equipment is collected in real time through the manual fishing glove and is used as actual operation data;
S300: comparing the actual operation data with experimental standard scripts in a rule base step by step to judge whether the steps of executing the instructions are consistent;
s400: when the actual operation data is inconsistent with the experiment standard script in the rule base, marking the operation step when the actual operation data is inconsistent as an error point, calling the coding standard script to carry out auxiliary guidance according to the rule in the experiment flow script, recording the error point, and calling the voice base in the voice action base through the coding standard script to carry out voice prompt;
s500: when the operation is finished, all error point lists are output.
Further, the experimental flow script, the experimental standard script and the coding standard script are script files, and the script files are a series of combinations of operation instructions of a control computer; when executing, the script program is translated into machine-recognizable instructions one by an interpreter of the system and executed in program order.
Further, in S200, the operation step data of the student on the equipment is collected in real time through the manual capture glove, and the operation steps are sequentially saved as a file of actual operation step data according to the operation track of the manual operation and the sequence of the operation action instructions of the trigger event.
Further, the criterion for judging whether the actual operation data is consistent with the experimental standard script in the rule base is that when the inconsistent times of the operation instruction in the actual operation data and the operation instruction executed by the experimental standard script in the rule base are smaller than a preset threshold, the actual operation data is judged to be consistent with the experimental standard script in the rule base, and the preset threshold is set to be 10 times by default.
Further, the method for calling the coding standard script to conduct auxiliary guidance according to the rule in the experimental flow script comprises the following steps: prompting students to operate equipment according to step instructions in the experimental flow script, outputting corresponding feedback if the operation steps are judged to be correct, and calling a voice library in the voice action library to carry out voice prompt if the operation steps are wrong; after the feedback is finished, the auxiliary instruction is finished, otherwise, the student is guided to continue the experimental step according to the operation step instruction.
Further, in S300, the rule base includes: rule scripts, error content libraries, and voice action libraries;
The rule script includes: experimental flow script, experimental standard script and coding standard script; the experiment flow script records prestored operation step instructions required by the experiment; the experimental standard script is an operation step which is collected in real time through a manual fishing sleeve in advance and is used as a standard for equipment; the coding standard script is a trigger event in the operation step of the experiment;
The experimental procedure script comprises: trigger type, operation constraint, experiment output, step identification and navigation;
the experimental standard script comprises: triggering criteria, constraint criteria, output criteria, evaluation criteria;
The code standard script includes: coding method, coding state;
the error content library includes: primary key, correct operation, anomaly, experimental knowledge;
The voice action library comprises: model library, voice library and action library.
The embodiment of the disclosure provides a simulation scenario construction system of a virtual experiment, as shown in fig. 2, which is a construction system diagram of the simulation scenario construction system of the virtual experiment, and the simulation scenario construction system of the virtual experiment of the embodiment includes: a processor, a memory, and a computer program stored in the memory and executable on the processor, which when executed implements the steps in an embodiment of a simulation scenario construction system for a virtual experiment as described above.
The system comprises: a memory, a processor, and a computer program stored in the memory and executable on the processor, the processor executing the computer program to run in units of the following system:
the experimental flow reading unit is used for reading the experimental flow script in the rule base;
the operation step acquisition unit is used for acquiring operation step data of the equipment by the students in real time through the manual fishing glove after the experiment is started as actual operation data;
The step comparison unit is used for gradually comparing the actual operation data with the experiment standard scripts in the rule base to judge whether the steps executed by the instructions are consistent or not;
The error guiding unit is used for marking the operation steps when the actual operation data are inconsistent with the experiment standard scripts in the rule base as error points, calling the coding standard scripts to carry out auxiliary guidance according to the rules in the experiment flow scripts, recording the error points and calling the voice base in the voice action base through the coding standard scripts to carry out voice prompt;
and the error point output unit is used for outputting all error point lists when the operation is finished.
The simulation situation construction system of the virtual experiment can be operated in computing equipment such as a desktop computer, a notebook computer, a palm computer, a cloud server and the like. The system for constructing the simulation situation of the virtual experiment can be operated by a processor and a memory. Those skilled in the art will appreciate that the examples are merely examples of a simulation scenario construction system of a virtual experiment and do not constitute a limitation of the simulation scenario construction system of a virtual experiment, and may include more or less components than examples, or may combine certain components, or different components, e.g., the simulation scenario construction system of a virtual experiment may further include an input-output device, a network access device, a bus, etc.
The processor may be a central processing unit (CentralProcessingUnit, CPU), or other general purpose processor, digital signal processor (DigitalSignalProcessor, DSP), application specific integrated circuit (ApplicationSpecificIntegratedCircuit, ASIC), field programmable gate array (Field-ProgrammableGateArray, FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware components, or the like. The general-purpose processor may be a microprocessor or the processor may be any conventional processor, etc., where the processor is a control center of the system for operating the simulation scenario construction system of a virtual experiment, and various interfaces and lines are used to connect various parts of the system for operating the simulation scenario construction system of a whole virtual experiment.
The memory may be used to store the computer program and/or module, and the processor may implement various functions of the simulation scenario construction system of the virtual experiment by running or executing the computer program and/or module stored in the memory and invoking data stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program (such as a sound playing function, an image playing function, etc.) required for at least one function, and the like; the storage data area may store data (such as audio data, phonebook, etc.) created according to the use of the handset, etc. In addition, the memory may include high-speed random access memory, and may also include non-volatile memory, such as a hard disk, memory, plug-in hard disk, smart memory card (SMARTMEDIACARD, SMC), secure digital (SecureDigital, SD) card, flash memory card (FLASHCARD), at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
While the present disclosure has been described in considerable detail and with particularity with respect to several described embodiments, it is not intended to be limited to any such detail or embodiments or any particular embodiment, but is to be construed as providing broad interpretation of such claims by reference to the appended claims in view of the prior art so as to effectively encompass the intended scope of the disclosure. Furthermore, the foregoing description of the present disclosure has been presented in terms of embodiments foreseen by the inventor for the purpose of providing a enabling description for enabling the enabling description to be available, notwithstanding that insubstantial changes in the disclosure, not presently foreseen, may nonetheless represent equivalents thereto.
Claims (5)
1. The method for constructing the simulation situation of the virtual experiment is characterized by comprising the following steps:
s100: reading an experiment flow script in a rule base, wherein the experiment flow script is used for recording pre-stored experiment required operation steps;
S200: after the experiment is started, the operation step data of the students on the equipment is collected in real time through the manual fishing glove and is used as actual operation data;
s300: comparing actual operation data with experimental standard scripts in a rule base step by step to judge whether the steps executed by an operation instruction are consistent, wherein the experimental standard scripts are standard operation steps of equipment acquired in real time through a manual fishing sleeve in advance;
s400: when the actual operation data is inconsistent with the experiment standard script in the rule base, marking the operation step when the actual operation data is inconsistent as an error point, calling the coding standard script to carry out auxiliary guidance according to the rule in the experiment flow script, recording the error point, and calling the voice base in the voice action base through the coding standard script to carry out voice prompt, wherein the coding standard script is a triggering event in the operation step of the experiment;
S500: outputting all error point lists when the operation is finished;
the experimental process script, the experimental standard script and the coding standard script are script files, and the script files are a series of combinations of instructions for controlling a computer to operate;
in S200, collecting operation step data of the equipment by the students in real time through the dynamic fishing glove, namely sequentially storing the operation steps into a file of actual operation step data according to the sequence of operation tracks of manual operation and operation action instructions of trigger events;
And judging whether the actual operation data is consistent with the experimental standard script in the rule base or not according to the standard, wherein when the inconsistent times of the operation instruction in the actual operation data and the operation instruction executed by the experimental standard script in the rule base are smaller than a preset threshold value, the actual operation data is judged to be consistent with the experimental standard script in the rule base.
2. The method of claim 1, wherein the script program, when executed, is translated by an interpreter of the system, piece by piece, into machine recognizable instructions and executed in program order.
3. The method for constructing a simulation scenario for a virtual experiment according to claim 1, wherein the preset threshold is set to 10 times by default.
4. The method for constructing a simulation scenario for a virtual experiment according to claim 1, wherein the rule base comprises: rule scripts, error content libraries, and voice action libraries;
The rule script includes: experimental flow script, experimental standard script and coding standard script;
The experimental procedure script comprises: trigger type, operation constraint, experiment output, step identification and navigation;
the experimental standard script comprises: triggering criteria, constraint criteria, output criteria, evaluation criteria;
The code standard script includes: coding method, coding state;
the error content library includes: primary key, correct operation, anomaly, experimental knowledge;
The voice action library comprises: model library, voice library and action library.
5. A simulation scenario construction system of a virtual experiment, the system comprising: a memory, a processor, and a computer program stored in the memory and executable on the processor, the processor executing the computer program to run in units of the following system:
The experiment flow reading unit is used for reading an experiment flow script in the rule base, wherein the experiment flow script is a record of pre-stored experiment required operation steps;
the operation step acquisition unit is used for acquiring operation step data of the equipment by the students in real time through the manual fishing gloves as actual operation data after the experiment starts;
the step comparison unit is used for gradually comparing the actual operation data with experimental standard scripts in the rule base to judge whether the steps executed by the operation instructions are consistent, wherein the experimental standard scripts are standard operation steps of equipment acquired in real time through the manual fishing gloves in advance;
the error guiding unit is used for marking the operation step when the actual operation data is inconsistent with the experiment standard script in the rule base as an error point, calling the coding standard script to carry out auxiliary guidance according to the rule in the experiment flow script, recording the error point, and calling the voice base in the voice action base through the coding standard script to carry out voice prompt, wherein the coding standard script is a triggering event in the operation step of the experiment;
An error point output unit for outputting all the error point lists when the operation is finished;
the experimental process script, the experimental standard script and the coding standard script are script files, and the script files are a series of combinations of instructions for controlling a computer to operate;
The method comprises the steps of collecting operation step data of equipment by students in real time through a dynamic capture glove, wherein the operation steps are sequentially stored as a file of actual operation step data according to the sequence of operation tracks of manual operation and operation action instructions of trigger events;
And judging whether the actual operation data is consistent with the experimental standard script in the rule base or not according to the standard, wherein when the inconsistent times of the operation instruction in the actual operation data and the operation instruction executed by the experimental standard script in the rule base are smaller than a preset threshold value, the actual operation data is judged to be consistent with the experimental standard script in the rule base.
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| CN111815789A (en) * | 2020-08-12 | 2020-10-23 | 上海歌学信息技术有限公司 | Step decomposition and evaluation system and method for virtual simulation experiment |
| CN113779763A (en) * | 2021-08-11 | 2021-12-10 | 国家电网有限公司技术学院分公司 | Simulation operation evaluation method and system of direct current system |
| CN114664140A (en) * | 2022-03-10 | 2022-06-24 | 马全胜 | Simulation model, terminal, and data comparison method and system thereof |
| CN116959216B (en) * | 2023-07-31 | 2024-07-05 | 深圳市三思试验仪器有限公司 | Experimental operation monitoring and early warning method, device and system |
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