Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: a holographic navigation display system of an electronic museum for measuring science popularization knowledge, comprising:
The audience demand analysis module is used for calculating viewing demand parameters according to viewing demand information of audiences, comparing the viewing demand parameters with a threshold value, and marking the main display stations as a first type main display station and a second type main display station according to comparison results;
The display time information of the marked first-class main display table is used for calling, the display time information of the displayed products is used for calculating display viewing importance parameters of the displayed products based on the display time information of the displayed products, and the display viewing importance parameters of all the displayed products in the first-class main display table are compared to select the displayed products required to be viewed by the audience;
The specific process comprises the following steps:
The method comprises the steps of SS1, determining a main display table selected by a spectator and starting time and ending time of the main display table selected by the spectator during each watching of the spectator based on display time information of the exhibits, counting all the exhibits displayed by the main display table during a plurality of time periods watched by the spectator, taking all the exhibits as a data set, counting the occurrence times of each exhibit and the occurrence times of all the exhibits in the data set, carrying out ratio processing, and obtaining the ratio of the occurrence times of each exhibit to the occurrence times of all the exhibits;
SS2, acquiring the display time of each exhibit in a plurality of selected main display tables and watched by audiences, and carrying out ratio processing on the display time of each exhibit in the selected main display tables and watched by audiences and the sum of the plurality of time periods of the selected main display tables watched by audiences to obtain the ratio of the display time of each exhibit in the selected main display tables and watched by audiences to the sum of the plurality of time periods of the selected main display tables watched by audiences;
And calculating the exhibit viewing importance parameters based on the ratios obtained in the steps SS1 and SS2, comparing the exhibit viewing importance parameters of all the exhibits in the data set, and selecting the exhibit corresponding to the maximum exhibit viewing importance parameter as the exhibit required to be viewed by the audience.
The invention further adopts the technical scheme that: the holographic navigation display system of the electronic museum for measuring science popularization knowledge further comprises:
The exhibit data acquisition module is used for acquiring the metering science popularization knowledge data of the exhibit;
The data processing module is used for converting the received metering science popularization data into a format for holographic display and generating metering science popularization knowledge display information of holographic images of the exhibits;
the holographic image generation module is used for carrying out holographic projection display on a plurality of exhibition stands through the holographic projection device on the information for displaying the metering science popularization knowledge of the holographic images of the exhibits.
The invention further adopts the technical scheme that: the viewing demand information of the viewer includes viewing time data expressed as a ratio of a time of viewing the main display stand by the viewer to an average time of viewing each main display stand, and viewing frequency data expressed as a ratio of a frequency of viewing the main display stand by the viewer to an average frequency of viewing each main display stand by the viewer.
The invention further adopts the technical scheme that: and calculating the viewing demand parameters of the audience to view the main display table based on the viewing time data and the viewing frequency data, wherein the specific process is as follows:
S1, obtaining the ratio of the time of watching the main display stand to the average time of watching each main display stand, and marking the ratio of the time of watching the main display stand to the average time of watching each main display stand as a i;
S2, obtaining the ratio of the frequency of the audience watching the main display stand to the average frequency of the audience watching each main display stand, and marking the ratio of the frequency of the audience watching the main display stand to the average frequency of the audience watching each main display stand as b i;
S3, through the formula: and obtaining a viewing demand parameter Fi of a viewer viewing the main display table, wherein s1 and s2 are proportionality coefficients, and s1+s2 is more than 0.
The invention further adopts the technical scheme that: the viewing time data obtaining process comprises the following steps:
acquiring total time of watching all main display stations by a spectator, and carrying out ratio processing on the acquired total time of watching all main display stations by the spectator and the number of main display stations to acquire average time of watching each main display station by the spectator;
And obtaining the time of the audience watching the main display station, and performing ratio processing on the time of the audience watching the main display station and the average time of the audience watching each main display station to obtain watching time data.
The invention further adopts the technical scheme that: the process of obtaining the time for the spectator to view the main display stand is as follows:
The method comprises the steps of obtaining the position points of a spectator and the position points of all main display tables, taking the position point of the spectator as an original point, taking the position point of the spectator as an X-Y two-dimensional coordinate system, respectively connecting the position point of the spectator with the position points of all the main display tables to form a plurality of line segments, measuring angles formed between each line segment and a Y axis, wherein the angles formed between each line segment and the Y axis correspondingly represent the deviation angle formed between one main display table and the Y axis;
when the audience watches the main display stand and the intelligent VR equipment starts the timing function, the scanning detection equipment installed in the intelligent VR equipment can automatically detect the rotation angle of the head of the audience after each rotation;
When the angle of the head after each rotation is the same as the deviation angle formed between any one of the main display stand and the Y axis, the time from the stop of the rotation of the head of the audience to the start of the rotation of the head of the next audience is recorded, the time from the stop of the rotation of the head of the audience to the start of the rotation of the head of the next audience is expressed as the single time of the audience watching the main display stand, the single time of the audience watching the main display stand each time from the start of watching the main display stand to the end of watching is recorded, and the single times of the audience watching the main display stand are summed to obtain the time of watching the main display stand for the audience.
The invention further adopts the technical scheme that: the process of acquiring the viewing frequency data is as follows:
S101, recording the total number of times that the rotation angle of the head of the audience is the same as the deviation angle formed between all main display tables and the Y axis after the rotation of the head of the audience is stopped in the process from the start of watching the main display tables to the end of watching, wherein the total number of times that the rotation angle of the head of the audience is the same as the deviation angle formed between all main display tables and the Y axis after the rotation of the head of the audience is stopped is expressed as the total number of times that the audience watches all main display tables, and carrying out ratio processing on the total number of times that the audience watches all main display tables and the number of main display tables to obtain the average frequency that the audience watches each main display table;
s102, recording the total times of the same rotation angle of the head of the audience and the deviation angle formed between the main display stand and the Y axis after the head of the audience stops rotating in the process from the start of watching the main display stand to the end of watching, and carrying out ratio processing on the total times of the same rotation angle of the head of the audience and the deviation angle formed between the main display stand and the Y axis after the head of the audience stops rotating and the total times of the same rotation angle of the head of the audience and the deviation angle formed between all the main display stand and the Y axis after the head of the audience stops rotating, so as to obtain the frequency of watching the main display stand by the audience;
S103, the frequency of the audience watching the main display stand is processed in a ratio mode with the average frequency of the audience watching each main display stand, and watching frequency data are obtained.
The invention further adopts the technical scheme that: comparing the viewing demand parameters of the audience with preset viewing demand parameter thresholds of the audience:
if the viewing demand parameter of the audience is more than or equal to the viewing demand parameter threshold of the audience, indicating that the possibility of viewing exhibits required by the audience is high in the main display stand, and marking the main display stand as a first main display stand;
If the viewing demand parameter of the audience is less than the viewing demand parameter threshold of the audience, the main display stand is indicated to have smaller possibility of viewing exhibits required by the audience, and the main display stand is marked as a second type main display stand.
The invention further adopts the technical scheme that: calculating an exhibit watching importance parameter of the exhibits based on the exhibit time information, obtaining the ratio of the number of occurrences of each exhibit to the number of occurrences of all exhibits, marking the ratio as d i, obtaining the ratio of the exhibit time of each exhibit in a plurality of time periods when the audience watches the selected main exhibit table to the sum of a plurality of time periods when the audience watches the selected main exhibit table, and marking the ratio as h i;
By the formula: Obtaining an exhibit viewing importance parameter ki, wherein l n (d i +hi) is a logarithmic function of a base number e, and beta is a preset natural constant and beta is more than 0.
The invention further adopts the technical scheme that: the exhibit viewing importance parameters based on the exhibits select the exhibits required to be viewed by the audience, specifically:
Comparing the exhibit watching importance parameters of all the exhibits in the data set, and selecting the exhibit corresponding to the maximum exhibit watching importance parameter as the exhibit required to be watched by the audience;
Wherein the data set is composed of all exhibits exhibited by the main display stand during a plurality of time periods in which the viewer views the selected main display stand.
A holographic navigation display method of an electronic museum for measuring science popularization knowledge comprises the following steps:
Step one: collecting measurement science popularization knowledge data of the exhibits;
step two: converting the received metering science popularization data into a format for holographic display and generating metering science popularization knowledge display information of holographic images of the exhibits;
Step three: carrying out holographic projection display on the measurement kepu knowledge display information of the holographic images of the exhibits on a plurality of exhibition stands through a holographic projection device;
step four: detecting viewing demand information of a viewer, calculating viewing demand parameters based on the viewing demand information of the viewer, comparing the viewing demand parameters with a threshold value, judging the possibility of exhibits required to be watched by the viewer in a main display stand, and marking the main display stand as a first type main display stand and a second type main display stand according to a judging result;
Step five: and (3) invoking the display time information of the exhibits in the marked first main display table, calculating the exhibit watching importance parameters of the exhibits based on the display time information of the exhibits, comparing the exhibit watching importance parameters of all the exhibits in the first main display table, and selecting the exhibits required to be watched by the audience.
The beneficial effects of the invention are as follows:
1. According to the holographic navigation display system method for the electronic museum with the metering popular science knowledge, the viewing requirement parameters are calculated based on the viewing requirement information of the audience by detecting the viewing requirement information of the audience, the viewing requirement parameters are compared with the threshold value, the possibility of the exhibits required to be watched by the audience is judged in the main display table, the main display table is marked as the first main display table and the second main display table according to the judging result, the display time information of the exhibits in the marked first main display table is called, the exhibit viewing importance parameters of the exhibits are calculated based on the display time information of the exhibits, the exhibit viewing importance parameters of all the exhibits in the first main display table are compared, and the exhibits required to be watched by the audience are selected, so that the viewing efficiency of the audience is improved, and the exhibits required to be watched by the audience can be found in a one-by-one viewing mode.
2. According to the holographic navigation display system method for the electronic museum with the metering science popularization knowledge, when the audience is visited, the intelligent VR equipment scans the rotation angle of the head of the audience, and based on the comparison between the rotation angle and the deviation angle between the real-time position of the audience and the main display table, the viewing time data and the viewing frequency data of the audience are obtained, the main display table corresponding to the exhibits required to be watched by the audience is analyzed and selected based on the obtained data, the sub display table positions corresponding to the exhibits required to be watched by the audience are provided by the main display table, the intelligent VR equipment provides a planned navigation route for the audience according to the provided positions and the real-time position of the audience, and the whole process is more intelligent while the audience visiting efficiency is improved, and excessive labor cost is not required.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Example 1
As shown in fig. 1, the holographic navigation display system of the electronic museum for measuring popular science knowledge according to the embodiment of the present invention includes: the system comprises an exhibit data acquisition module, a data processing module, a holographic image generation module, a spectator demand analysis module and an exhibit screening module;
The exhibit data acquisition module is used for acquiring scientific knowledge data of the exhibit by using the data acquisition device, wherein the scientific knowledge data acquisition comprises information such as size, contour, weight, age and composition;
The data processing module is used for receiving the metering science popularization data through the central processing device, converting the received metering science popularization data into a format for holographic display and generating metering science popularization knowledge display information of the holographic image of the exhibit;
the holographic image generation module is used for carrying out holographic projection display on a plurality of exhibition stands through the holographic projection device according to the metering science popularization knowledge display information of the holographic image of the exhibited article;
the exhibition stands comprise a plurality of main exhibition stands and sub-exhibition stands, each main exhibition stand circularly displays the measurement general knowledge display information of the holographic images of a plurality of exhibits, the measurement general knowledge display information of the holographic images of the exhibits displayed between each main exhibition stand is different, and each sub-exhibition stand only displays the measurement general knowledge display information of the holographic images of one exhibit;
it should be noted that, all the main exhibition stands are centrally located in the main exhibition area of the electronic museum, all the sub exhibition stands are located in the sub exhibition area of the electronic museum, no overlapping area exists between the main exhibition area and the sub exhibition area, and numbers exist in all the main exhibition stands, for example, 1,2 and 3.
The audience demand analysis module is used for detecting the viewing demand information of the audience, calculating the viewing demand parameters of the audience for viewing the main display stations according to the viewing demand information of the audience, comparing the viewing demand parameters of the audience for viewing each main display station with a viewing demand parameter threshold value, judging the possibility of the exhibits required to be watched by the audience in the main display stations according to the comparison result, and marking the main display stations according to the comparison result;
Specifically, before entering an electronic museum, an audience needs to wear an intelligent VR device of an eye, the intelligent VR device can provide a route from an entrance of the electronic museum to a main display area, the audience arrives at the main display area according to the route, when the audience views the information of the metered keplectrum knowledge display of the holographic images of the exhibits displayed by a plurality of main display tables in the main display area, the viewing requirement information of the audience is detected, and the viewing requirement information of the audience comprises viewing time data and viewing frequency data;
The viewing time data is expressed as a ratio of a time of viewing the main display by the viewer to an average time of viewing each main display, and the viewing frequency data is expressed as a ratio of a frequency of viewing the main display by the viewer to an average frequency of viewing each main display by the viewer;
It should be noted that, the above and the following time of viewing the main display stand by the viewer is expressed as the time of viewing one main display stand among all main display stands by the viewer, and the frequency of viewing the main display stand by the viewer is expressed as the frequency of viewing one main display stand among all main display stands by the viewer;
the specific detection process is as follows:
S1, obtaining the ratio of the time of watching the main display stand to the average time of watching each main display stand, and marking the ratio of the time of watching the main display stand to the average time of watching each main display stand as a i;
S2, obtaining the ratio of the frequency of the audience watching the main display stand to the average frequency of the audience watching each main display stand, and marking the ratio of the frequency of the audience watching the main display stand to the average frequency of the audience watching each main display stand as b i;
S3, through the formula: obtaining a viewing demand parameter Fi of a viewer viewing a main display table, wherein s1 and s2 are proportionality coefficients, and s1+s2 is more than 0;
Comparing the viewing demand parameters of the audience with preset viewing demand parameter thresholds of the audience:
if the viewing demand parameter of the audience is more than or equal to the viewing demand parameter threshold of the audience, indicating that the possibility of viewing exhibits required by the audience is high in the main display stand, and marking the main display stand as a first main display stand;
If the viewing demand parameter of the audience is less than the viewing demand parameter threshold of the audience, indicating that the possibility of viewing exhibits required by the audience is low in the main display stand, and marking the main display stand as a second type main display stand;
As shown in fig. 2, the viewing time data obtaining process is as follows:
s110, after the audience reaches the main display area, the intelligent VR equipment starts a timing function, and after the audience finishes watching all the main display platforms in the main display area and leaves the main display area, the intelligent VR equipment stops timing, the time counted by the intelligent VR equipment is obtained, and the time counted by the intelligent VR equipment is expressed as the total time of watching all the main display platforms by the audience;
It should be noted that, the timing function of the intelligent VR device not only records the duration, but also records the start time and the end time of each time the spectator views the main display stand;
S120, performing ratio processing on the obtained total time of watching all the main display stations by the audience and the number of the main display stations to obtain average time of watching each main display station by the audience;
S130, obtaining the position points of the audience and the position points of all main display tables, and taking the position point of the audience as an original point to serve as an X-Y two-dimensional coordinate system, wherein an X axis is parallel to all the main display tables, a Y axis is parallel to the direction pointed by the front of the audience, the position points of the audience are respectively connected with the position points of all the main display tables to form a plurality of line segments, angles formed between each line segment and the Y axis are measured, and the angles formed between each line segment and the Y axis correspondingly represent the deviation angle formed between one main display table and the Y axis;
It should be noted that, the location point of the audience and the location point of the main display stand are obtained by the intelligent VR device and the GPS positioning system installed in the main display stand;
S140, when the audience watches the main display stand and the intelligent VR equipment starts the timing function, the scanning detection equipment installed in the intelligent VR equipment automatically detects the rotation angle of the head of the audience after each rotation;
When the angle of the head after each rotation is the same as the deviation angle formed between any main display stand and the Y axis, the timing function of the intelligent VR equipment is started, the time from the stop of the rotation of the head of the audience to the start of the rotation of the head of the next audience is recorded, the time from the stop of the rotation of the head of the audience to the start of the rotation of the head of the next audience is expressed as the single time of the audience watching the main display stand, the single time of the audience watching the main display stand each time from the start of the audience watching the main display stand to the end of the audience watching is recorded, and the single times are summed to obtain the time of the audience watching the main display stand, and the time of the audience watching the main display stand is illustrated in detail in the following example: when the head of the audience watches all main display tables, assuming that the rotation angle of the head is equal to the deviation angle formed between the No. 2 main display table and the Y axis after the rotation of the head is stopped, the intelligent VR equipment starts timing, the time from the stop of the rotation of the head of the audience to the start of the rotation of the head of the next audience is recorded, the recorded time is represented as the single time of the audience watching the No. 2 main display table, and when the rotation angle of the head of the audience is equal to the deviation angle formed between the No. 2 main display table and the Y axis again after the rotation of the head of the audience is stopped in the subsequent rotation process, the single time of the audience watching the No. 2 main display table is recorded again, all the single times of the audience watching the No. 2 main display table are summed, and the time of the audience watching the No. 2 main display table is obtained, wherein the No. 2 is the number of the main display table;
S150, performing ratio processing on the time of watching the main display stand by the audience and the average time of watching each main display stand to obtain watching time data;
The above-mentioned viewing frequency data obtaining process is as follows:
S101, recording the total number of times that the rotation angle of the head of the audience is the same as the deviation angle formed between all main display tables and the Y axis after the rotation of the head of the audience is stopped in the process from the start of watching the main display tables to the end of watching, wherein the total number of times that the rotation angle of the head of the audience is the same as the deviation angle formed between all main display tables and the Y axis after the rotation of the head of the audience is stopped is expressed as the total number of times that the audience watches all main display tables, and carrying out ratio processing on the total number of times that the audience watches all main display tables and the number of main display tables to obtain the average frequency that the audience watches each main display table;
s102, recording the total times of the same rotation angle of the head of the audience and the deviation angle formed between the main display stand and the Y axis after the head of the audience stops rotating in the process from the start of watching the main display stand to the end of watching, and carrying out ratio processing on the total times of the same rotation angle of the head of the audience and the deviation angle formed between the main display stand and the Y axis after the head of the audience stops rotating and the total times of the same rotation angle of the head of the audience and the deviation angle formed between all the main display stand and the Y axis after the head of the audience stops rotating, so as to obtain the frequency of watching the main display stand by the audience;
it should be noted that, the total number of times that the rotation angle of the head of the audience is the same as the off angle formed between the main display stand and the Y axis after the rotation of the head of the audience is stopped, wherein the main display stand represents one display stand of all the main display stands;
s103, performing ratio processing on the frequency of the audience watching the main display stand and the average frequency of the audience watching each main display stand to obtain watching frequency data;
The system comprises a main display table, a display product screening module, a wireless transmission device, an intelligent VR device, a display product information acquisition module and a display product information acquisition module, wherein the main display table is used for acquiring the display product information of a first type of marked main display table, the marked first type of marked main display table is transmitted to the intelligent VR device worn by a spectator through the wireless transmission device arranged in the main display table, the spectator selects the main display table through the intelligent VR device, after the spectator selects the main display table and determines the number of the main display table, the intelligent VR device transmits a display product display time information acquisition instruction to the main display table corresponding to the selected main display table, after the main display table receives the acquisition instruction, display time information of all display products is transmitted to the intelligent VR device worn by the spectator, and the display time information of the display products comprises display start time and display end time of the display products at the main display table each time;
Comparing the display time information of the exhibits on the main display stand with the time of the audience watching the main display stand, and determining the exhibits required to be watched by the audience on the main display stand, wherein the specific comparison process is as follows:
SS1, determining a main display stand selected by a viewer and the starting time and the ending time of the main display stand selected by the viewer in each watching;
It should be noted that, the start time and the end time of each time the audience views the selected main display stand are obtained through the record of the intelligent VR device, and the above description is omitted herein;
Determining the starting time and the ending time of a main display table selected by a spectator and the main display table selected by the spectator for each watching based on the display time information of the exhibits, counting all the exhibits displayed by the main display table in a plurality of time periods watched by the spectator, taking all the exhibits as a data set, counting the occurrence times of each exhibit and the occurrence times of all the exhibits in the data set, carrying out ratio processing, obtaining the ratio of the occurrence times of each exhibit to the occurrence times of all the exhibits, and marking the ratio as d i;
It should be noted that, the number of occurrences of all the exhibits in the data set is expressed as the number of all the exhibits in the data set;
SS2, acquiring the display time of each exhibit in a plurality of selected main display tables and watched by audiences, carrying out ratio processing on the display time of each exhibit in the selected main display tables and watched by audiences and the sum of the plurality of time periods of the selected main display tables watched by audiences, obtaining the ratio of the display time of each exhibit in the selected main display tables and watched by audiences and the sum of the plurality of time periods of the selected main display tables watched by audiences, and marking the ratio as h i;
SS3, by the formula: Obtaining an exhibit viewing importance parameter ki, wherein l n (d i +hi) is a logarithmic function of a base number e, and beta is a preset natural constant and beta is more than 0;
SS4, comparing the exhibit watching importance parameters of all the exhibits in the data set, selecting the exhibit corresponding to the maximum exhibit watching importance parameter as the exhibit required to be watched by the audience,
SS5, transmitting the exhibits required by the audience to a selected main exhibition stand, wherein the main exhibition stand retrieves and stores the position of a sub exhibition stand corresponding to the exhibits required by the audience according to the exhibits required by the audience, and transmits the position of the sub exhibition stand to intelligent VR equipment worn by the audience, and the intelligent VR equipment provides a navigation route for the audience according to the real-time position of the audience and the position of the sub exhibition stand transmitted by the main exhibition stand;
it should be noted that the main display tables all store the sub display table positions of the corresponding display exhibits;
Example two
As shown in fig. 3, the holographic navigation display method for the electronic museum for measuring popular science knowledge according to the embodiment of the invention includes:
Step one: collecting measurement science popularization knowledge data of the exhibits;
step two: converting the received metering science popularization data into a format for holographic display and generating metering science popularization knowledge display information of holographic images of the exhibits;
Step three: carrying out holographic projection display on the measurement kepu knowledge display information of the holographic images of the exhibits on a plurality of exhibition stands through a holographic projection device;
step four: detecting viewing demand information of a viewer, calculating viewing demand parameters based on the viewing demand information of the viewer, comparing the viewing demand parameters with a threshold value, judging the possibility of exhibits required to be watched by the viewer in a main display stand, and marking the main display stand as a first type main display stand and a second type main display stand according to a judging result;
Step five: and (3) invoking the display time information of the exhibits in the marked first main display table, calculating the exhibit watching importance parameters of the exhibits based on the display time information of the exhibits, comparing the exhibit watching importance parameters of all the exhibits in the first main display table, and selecting the exhibits required to be watched by the audience.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.