CN110262655A - A kind of collecting method and equipment of virtual reality fusion emulation experiment - Google Patents
A kind of collecting method and equipment of virtual reality fusion emulation experiment Download PDFInfo
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- CN110262655A CN110262655A CN201910424091.4A CN201910424091A CN110262655A CN 110262655 A CN110262655 A CN 110262655A CN 201910424091 A CN201910424091 A CN 201910424091A CN 110262655 A CN110262655 A CN 110262655A
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- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
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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
- 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
- G06F3/016—Input arrangements with force or tactile feedback as computer generated output to the user
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Abstract
The invention discloses the collecting methods and equipment of a kind of virtual reality fusion emulation experiment, virtual reality fusion emulation experiment data are filtered to obtain filtering emulation experiment data, excavation is carried out to filtering emulation experiment data to handle to obtain standard virtual reality fusion emulation experiment data, the reliability and integrality for ensuring data utilize the operation of camera module and motion capture module record experiment user；The communication exchange that voice is carried out between different experiments user is carried out using voice transmitting-receiving module；Module simulation occurs using taste and goes out smell caused by experimentation and result, and acquires odorousness information using smell induction module；The force feedback in virtual reality fusion experiment, which is drawn up, using force feedback sensor die improves the practicability and robustness of data present invention ensures that the integrality and reliability of data, have filtered out most abnormal data.
Description
Technical field
This disclosure relates to data acquisition instrument and apparatus field, and in particular to a kind of data of virtual reality fusion emulation experiment are adopted
Set method and equipment.
Background technique
The present invention relates to a kind of data acquisition equipment more particularly to a kind of collecting methods of virtual reality fusion emulation experiment
And equipment.Existing to acquire equipment mainly based on measurement record about experimental data, there is no record entire experiment well
The significant data of process.But in virtual reality fusion emulation experiment, experimentation data are particularly important.If experimental data acquires
And virtual reality fusion process goes wrong, then will lead to experimental result and mistake occur, and can not meet virtual reality fusion emulation
The user demand of experiment.Therefore, it designs a kind of equipment to be acquired the data during virtual reality fusion emulation experiment, is actual situation
Merge emulation experiment it is particularly critical a bit.
Summary of the invention
To solve the above problems, the disclosure provides a kind of collecting method of virtual reality fusion emulation experiment and the skill of equipment
Art scheme is filtered virtual reality fusion emulation experiment data to obtain filtering emulation experiment data, to filtering emulation experiment data
It carries out excavation to handle to obtain standard virtual reality fusion emulation experiment data, it is ensured that the reliability and integrality of data.
To achieve the goals above, according to the one side of the disclosure, the data for providing a kind of virtual reality fusion emulation experiment are adopted
Set method the described method comprises the following steps:
Step 1, virtual reality fusion emulation experiment data are obtained by data acquisition equipment；
Step 2, virtual reality fusion emulation experiment data are filtered to obtain filtering emulation experiment data；
Step 3, excavation is carried out to filtering emulation experiment data to handle to obtain standard virtual reality fusion emulation experiment data；
Step 4, it exports and stores standard virtual reality fusion emulation experiment data.
Further, in step 1, the data acquisition equipment includes: speech reception module, smell generation module, gas
Taste induction module, force feedback module, motion capture module, processor module, power module, data transmission blocks and camera mould
Block；The virtual reality fusion emulation experiment data include but is not limited to voice data, odor data, power sense data, action data, view
Frequency evidence；
Wherein, voice transmitting-receiving module is connected with processor module, the main transmit-receive function realized to voice；Smell
Module occurs to be connected with processor module, the main generation function of realizing control smell；Smell induction module and processor die
Block is connected, the main smell monitoring function realized in virtual reality fusion emulation experiment；Motion capture module and processor module phase
Connection is primarily implemented in the capture function of the actual physical operation movement in virtual reality fusion experiment；Camera module and processor
Module is connected, main to realize with visual form record actual physical operation movement；Data transmit-receive module and processor module phase
Connection, the mainly transmission-receiving function of real data；Power module is connected with processor module, provides power supply for whole equipment；
Force feedback (force feedback) module is in human-computer interaction process, and computer makes a response to the behavior of operator, and
The process of operator is acted on by force feedback equipment；Friendship as the operator and true environment for not contacting true environment directly
Mutual interface, the power sense Real-time Feedback that force feedback equipment generates mechanical arm local environment make operator obtain and touch to operator
The identical power sense of real-world object is touched, force feedback module is connected with processor module, main to realize in virtual reality fusion emulation experiment
Force feedback effect.
Further, in step 2, virtual reality fusion emulation experiment data are filtered to obtain filtering emulation experiment data
Method be, with set Zn=(z1,z2,…zn)TIndicate virtual reality fusion emulation experiment data of the data acquisition equipment from the k-1 moment
The physical quantity of the different types of modules acquisition of n value (such as: module occurs for speech reception module, smell, smell incudes mould
The collected voice data of block, force feedback module, motion capture module, camera module, odor data, power sense data, movement
Data, video data then n=5), k is current time, uses column vectorIndicate z1,z2,…znDerivative, data adopt
Collect the data collection value V in current time filtered virtual reality fusion emulation experiment data of equipmentiIt indicates are as follows: Vi=z+ (i-n)
U, i=1,2 ... n.
Further, in step 3, the method for carrying out excavating processing to filtering emulation experiment data is to enable filtering emulation
I={ the i of experimental data1,i2,...,im, wherein ik(1≤k≤m) is a project (data of filtering emulation experiment data
Type, i.e., a kind of data class of module acquisition), the nonvoid subset of I is known as mode P, the number for the project that a mode P is included
Amount is known as the length of the mode, and data set D is the set of one group of affairs, and affairs are the nonvoid subset of I, the thing that data set D includes
The sum of business is denoted as | D |, the quantity of the affairs in data set D comprising mode P is known as the counting of P, be denoted as f (P), the counting of P with
The ratio of the sum of affairs is known as the support of P in data set, is denoted as s (P), it is assumed that ξ is that the minimum support being previously set (is write from memory
Recognize 5%, value range is 1%~10%), if s (P) >=ξ, claiming P is frequency acquisition, the collection of all frequency acquisition modes
It is collectively referred to as frequency acquisition collection, is denoted as F, data set D is uniformly divided into multiple subdatas, each subnumber includes 1/ ε affairs, initially
Subdata number is 1, and incremented by successively later, wherein ε is allowable error specified in advance, far smaller than usually used acquisition frequency
Rate degree threshold value (value range is integer 1 to 10), frequency acquisition set of patterns is with triple (set, f, Δ) memory module, set mark
Know unique pattern, f is mode counting, and Δ is counting error, if the mode in subdata is contained in frequency acquisition set of patterns, is pressed
Frequency of occurrence in subdata updates those by the f value comprising mode；If being not included in frequency acquisition set of patterns, mould is judged
Whether frequency of occurrence of the formula in subdata is greater than frequency acquisition degree threshold value, then adds the mode if more than frequency acquisition degree threshold value
Enter frequency acquisition set of patterns, the new Δ value that mode is added is that current sub-data number subtracts 1, and algorithm traverses frequency acquisition mode in real time
Collection deletes mode if the value of (the f+ Δ) of mode is less than current number from frequency acquisition set of patterns；Frequency acquisition mode
The mode for being greater than N comprising all actual counts is concentrated, N is the number of transactions in current data stream, is adopted if a mode is contained in
Ji Pinshuaimoshiji, actual count one are scheduled between f and (f+ Δ), are acquired if user is inquired with frequency acquisition degree threshold value 5
Frequency mode, algorithm export all modes that f value in frequency acquisition set of patterns is greater than (s- ε) N, finally obtained data set conduct
Standard virtual reality fusion emulation experiment data.
Further, in step 4, the method for exporting and storing standard virtual reality fusion emulation experiment data are as follows: output is simultaneously
Standard image data is stored to including in server, desktop computer, mobile phone, notebook, tablet computer, POS machine or vehicle-mounted computer.
The present invention also provides a kind of data acquisition equipment of virtual reality fusion emulation experiment, the equipment includes: that voice connects
Receive module, smell occur module, smell induction module, force feedback module, motion capture module, processor module, power module,
Data transmission blocks and camera module.
The disclosure has the beneficial effect that the present invention provides a kind of collecting method of virtual reality fusion emulation experiment and sets
Standby, in existing data acquisition equipment, in actual physical operation, (1) is remembered using camera module and motion capture module
Record the operation of experiment user；(2) communication exchange that voice is carried out between different experiments user is carried out using voice transmitting-receiving module；
(3) in virtual reality fusion emulation experiment, module simulation occurs using taste and goes out smell caused by experimentation and result, and
Odorousness information is acquired using smell induction module；(4) power in virtual reality fusion experiment is drawn up using force feedback sensor die
Feedback, present invention ensures that the integrality and reliability of data acquisition, have filtered out most abnormal data, improved data
Practicability and robustness.
Detailed description of the invention
By the way that the embodiment in conjunction with shown by attached drawing is described in detail, above-mentioned and other features of the disclosure will
More obvious, identical reference label indicates the same or similar element in disclosure attached drawing, it should be apparent that, it is described below
Attached drawing be only some embodiments of the present disclosure, for those of ordinary skill in the art, do not making the creative labor
Under the premise of, it is also possible to obtain other drawings based on these drawings, in the accompanying drawings:
Fig. 1 show a kind of flow chart of the collecting method of virtual reality fusion emulation experiment；
Fig. 2 show a kind of data acquisition equipment figure of virtual reality fusion emulation experiment.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the disclosure, specific structure and generation clear
Chu, complete description, to be completely understood by the purpose, scheme and effect of the disclosure.It should be noted that the case where not conflicting
Under, the features in the embodiments and the embodiments of the present application can be combined with each other.
As shown in Figure 1 for according to a kind of flow chart of the collecting method of virtual reality fusion emulation experiment of the disclosure, under
Face illustrates a kind of collecting method of virtual reality fusion emulation experiment according to embodiment of the present disclosure in conjunction with Fig. 1.
The disclosure proposes a kind of collecting method of virtual reality fusion emulation experiment, specifically includes the following steps:
Step 1, virtual reality fusion emulation experiment data are obtained by data acquisition equipment；
Step 2, virtual reality fusion emulation experiment data are filtered to obtain filtering emulation experiment data；
Step 3, excavation is carried out to filtering emulation experiment data to handle to obtain standard virtual reality fusion emulation experiment data；
Step 4, it exports and stores standard virtual reality fusion emulation experiment data.
Further, in step 1, the data acquisition equipment includes: speech reception module, smell generation module, gas
Taste induction module, force feedback module, motion capture module, processor module, power module, data transmission blocks and camera mould
Block；The virtual reality fusion emulation experiment data include but is not limited to voice data, odor data, power sense data, action data, view
Frequency evidence；
Wherein, voice transmitting-receiving module is connected with processor module, the main transmit-receive function realized to voice；Smell
Module occurs to be connected with processor module, the main generation function of realizing control smell；Smell induction module and processor die
Block is connected, the main smell monitoring function realized in virtual reality fusion emulation experiment；Motion capture module and processor module phase
Connection is primarily implemented in the capture function of the actual physical operation movement in virtual reality fusion experiment；Camera module and processor
Module is connected, main to realize with visual form record actual physical operation movement；Data transmit-receive module and processor module phase
Connection, the mainly transmission-receiving function of real data；Power module is connected with processor module, provides power supply for whole equipment；
Force feedback (force feedback) module is in human-computer interaction process, and computer makes a response to the behavior of operator, and
The process of operator is acted on by force feedback equipment；Friendship as the operator and true environment for not contacting true environment directly
Mutual interface, the power sense Real-time Feedback that force feedback equipment generates mechanical arm local environment make operator obtain and touch to operator
The identical power sense of real-world object is touched, force feedback module is connected with processor module, main to realize in virtual reality fusion emulation experiment
Force feedback effect.
Further, in step 2, virtual reality fusion emulation experiment data are filtered to obtain filtering emulation experiment data
Method be, with set Zn=(z1,z2,…zn)TIndicate virtual reality fusion emulation experiment data of the data acquisition equipment from the k-1 moment
The physical quantity of the different types of modules acquisition of n value (such as: module occurs for speech reception module, smell, smell incudes mould
The collected voice data of block, force feedback module, motion capture module, camera module, odor data, power sense data, movement
Data, video data then n=5), k is current time, uses column vectorIndicate z1,z2,…znDerivative, data adopt
Collect the data collection value V in current time filtered virtual reality fusion emulation experiment data of equipmentiIt indicates are as follows: Vi=z+ (i-n)
U, i=1,2 ... n, filtered data are filtered out most abnormal data and data noise.
Further, in step 3, the method for carrying out excavating processing to filtering emulation experiment data is to enable filtering emulation
I={ the i of experimental data1,i2,...,im, wherein ik(1≤k≤m) is a project (data of filtering emulation experiment data
Type, i.e., a kind of data class of module acquisition), the nonvoid subset of I is known as mode P, the number for the project that a mode P is included
Amount is known as the length of the mode, and data set D is the set of one group of affairs, and affairs are the nonvoid subset of I, the thing that data set D includes
The sum of business is denoted as | D |, the quantity of the affairs in data set D comprising mode P is known as the counting of P, be denoted as f (P), the counting of P with
The ratio of the sum of affairs is known as the support of P in data set, is denoted as s (P), it is assumed that ξ is that the minimum support being previously set (is write from memory
Recognize 5%, value range is 1%~10%), if s (P) >=ξ, claiming P is frequency acquisition, the collection of all frequency acquisition modes
It is collectively referred to as frequency acquisition collection, is denoted as F, data set D is uniformly divided into multiple subdatas, each subnumber includes 1/ ε affairs, initially
Subdata number is 1, and incremented by successively later, wherein ε is allowable error specified in advance, far smaller than usually used acquisition frequency
Rate degree threshold value (value range is integer 1 to 10), frequency acquisition set of patterns is with triple (set, f, Δ) memory module, set mark
Know unique pattern, f is mode counting, and Δ is counting error, if the mode in subdata is contained in frequency acquisition set of patterns, is pressed
Frequency of occurrence in subdata updates those by the f value comprising mode；If being not included in frequency acquisition set of patterns, mould is judged
Whether frequency of occurrence of the formula in subdata is greater than frequency acquisition degree threshold value, then adds the mode if more than frequency acquisition degree threshold value
Enter frequency acquisition set of patterns, the new Δ value that mode is added is that current sub-data number subtracts 1, and algorithm traverses frequency acquisition mode in real time
Collection deletes mode if the value of (the f+ Δ) of mode is less than current number from frequency acquisition set of patterns；Frequency acquisition mode
The mode for being greater than N comprising all actual counts is concentrated, N is the number of transactions in current data stream, is adopted if a mode is contained in
Ji Pinshuaimoshiji, actual count one are scheduled between f and (f+ Δ), if user is started to query with frequency acquisition degree threshold value 6
Frequency acquisition mode, algorithm export all modes that f value in frequency acquisition set of patterns is greater than (s- ε) N, finally obtained data set
As standard virtual reality fusion emulation experiment data, the data robustness that can be made by excavation processing is good, data it is credible
Du Genggao is used directly for the building of virtual reality model.
Further, in step 4, the method for exporting and storing standard virtual reality fusion emulation experiment data are as follows: output is simultaneously
Standard image data is stored to including in server, desktop computer, mobile phone, notebook, tablet computer, POS machine or vehicle-mounted computer.
Case is embodied:
In virtual reality fusion emulation experiment, realized between student and between students and teacher by voice transmitting-receiving module
Carry out the communication exchange of voice.In the experiment for carrying out odorous generation, corresponding gas is simulated using taste generator module
Taste, while using the Detection & Controling of smell induction module experiment smell, so that the actual situation for further embodying emulation experiment is melted
Conjunction feature.Using motion capture module and camera module, the actual physical operation in experimentation, i.e. motion capture mould are recorded
Block acquires the practical operation of hand, and camera module is to record experimenter's location information spatially and spatial movement information,
Such as: body position, position are mobile.These data will have a direct impact on the process of virtual experimental, therefore, adopt to location information
Collection, is in order to be combined with the location information data in virtual experimental, thus the characteristics of further reaching virtual reality fusion.Benefit
It is the power function and effect simulated in virtual experimental with force feedback module, the power generated in virtual experimental cannot be directly intuitive
Ground is felt out, because being simulated by force feedback module.
A kind of data acquisition equipment for virtual reality fusion emulation experiment that embodiment of the disclosure provides is illustrated in figure 2 this
A kind of data acquisition equipment figure of disclosed virtual reality fusion emulation experiment, a kind of number of virtual reality fusion emulation experiment of the embodiment
It include: speech reception module, smell generation module, smell induction module, force feedback module, motion capture mould according to acquisition equipment
Block, processor module, power module, data transmission blocks and camera module, the equipment may also be referred to as system, device,
It include the virtual module that may operate on hardware facility or entity hardware module.
Although the description of the disclosure is quite detailed and especially several embodiments are described, it is not
Any of these details or embodiment or any specific embodiments are intended to be limited to, but should be considered as is by reference to appended
A possibility that claim provides broad sense in view of the prior art for these claims explanation, to effectively cover the disclosure
Preset range.In addition, the disclosure is described with inventor's foreseeable embodiment above, its purpose is to be provided with
Description, and those equivalent modifications that the disclosure can be still represented to the unsubstantiality change of the disclosure still unforeseen at present.
Claims (7)
1. a kind of collecting method of virtual reality fusion emulation experiment, which is characterized in that the described method comprises the following steps:
Step 1, virtual reality fusion emulation experiment data are obtained by data acquisition equipment；
Step 2, virtual reality fusion emulation experiment data are filtered to obtain filtering emulation experiment data；
Step 3, excavation is carried out to filtering emulation experiment data to handle to obtain standard virtual reality fusion emulation experiment data；
Step 4, it exports and stores standard virtual reality fusion emulation experiment data.
2. a kind of collecting method of virtual reality fusion emulation experiment according to claim 1, which is characterized in that in step
In 1, the data acquisition equipment includes: speech reception module, smell generation module, smell induction module, force feedback module, moves
Make capture module, processor module, power module, data transmission blocks and camera module.
3. a kind of collecting method of virtual reality fusion emulation experiment according to claim 1, which is characterized in that in step
In 1, the virtual reality fusion emulation experiment data include but is not limited to voice data, odor data, power sense data, action data,
Video data.
4. a kind of collecting method of virtual reality fusion emulation experiment according to claim 2 or 3, which is characterized in that
In step 2, the method for being filtered to obtain filtering emulation experiment data to virtual reality fusion emulation experiment data is, with set Zn=
(z1,z2,…zn)TIndicate the n different types of modules of virtual reality fusion emulation experiment data of data acquisition equipment from the k-1 moment
The value of the physical quantity of acquisition, uses column vectorIndicate z1,z2,…znDerivative, data acquisition equipment when current
Carve the data collection value V of filtered virtual reality fusion emulation experiment dataiIt indicates are as follows: Vi=z+ (i-n) U, i=1,2 ... n.
5. a kind of collecting method of virtual reality fusion emulation experiment according to claim 4, which is characterized in that in step
In 3, the method for carrying out excavating processing to filtering emulation experiment data is to enable the I={ i of filtering emulation experiment data1,i2,...,
im, wherein ik(1≤k≤m) is a project, and the nonvoid subset of I is known as mode P, the number for the project that a mode P is included
Amount is known as the length of the mode, and data set D is the set of one group of affairs, and affairs are the nonvoid subset of I, the thing that data set D includes
The sum of business is denoted as | D |, the quantity of the affairs in data set D comprising mode P is known as the counting of P, be denoted as f (P), the counting of P with
The ratio of the sum of affairs is known as the support of P in data set, is denoted as s (P), it is assumed that ξ is the minimum support being previously set, such as
Fruit s (P) >=ξ, then claiming P is frequency acquisition, and the collection of all frequency acquisition modes is collectively referred to as frequency acquisition collection, F is denoted as, by data
Collection D is uniformly divided into multiple subdatas, and each subnumber includes 1/ ε affairs, and initial subdata number is 1, incremented by successively later,
Middle ε is allowable error specified in advance, and for frequency acquisition set of patterns with triple (set, f, Δ) memory module, set mark is unique
Mode, f are mode counting, and Δ is counting error, if the mode in subdata is contained in frequency acquisition set of patterns, by subnumber
Frequency of occurrence in updates those by the f value comprising mode；If being not included in frequency acquisition set of patterns, judgment model is in son
Whether the frequency of occurrence in data is greater than frequency acquisition degree threshold value, and then the mode is added if more than frequency acquisition degree threshold value and acquires
Frequency mode collection, the new Δ value that mode is added are that current sub-data number subtracts 1, and algorithm traverses frequency acquisition set of patterns in real time, if
The value of (the f+ Δ) of mode is less than current number, then deletes mode from frequency acquisition set of patterns；In frequency acquisition set of patterns
It is greater than the mode of N comprising all actual counts, N is the number of transactions in current data stream, if a mode is contained in acquisition frequency
Rate set of patterns, actual count export all moulds that f value in frequency acquisition set of patterns is greater than (s- ε) N between f and (f+ Δ)
Formula, finally obtained data set is as standard virtual reality fusion emulation experiment data.
6. a kind of collecting method of virtual reality fusion emulation experiment according to claim 5, which is characterized in that in step
In 4, the method that exports and store standard virtual reality fusion emulation experiment data are as follows: export and store standard image data to including clothes
It is engaged in device, desktop computer, mobile phone, notebook, tablet computer, POS machine or vehicle-mounted computer.
7. a kind of data acquisition equipment of virtual reality fusion emulation experiment, which is characterized in that the equipment includes: phonetic incepting mould
Module, smell induction module, force feedback module, motion capture module, processor module, power module, data occur for block, smell
Sending module and camera module.
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