CN111199335A - Second-class configurable star-level evaluation system - Google Patents
Second-class configurable star-level evaluation system Download PDFInfo
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Abstract
The invention discloses a second-class configurable star-level evaluation system which comprises a plurality of student terminals, a data normalization unit, a teacher terminal, a processor, a display unit, a storage unit, a management unit, an evaluation rule base, a correction unit, a data synchronization unit and a data evaluation unit; the student end comprises a score uploading unit, and the teacher end comprises an item establishing unit; the project establishing unit is used for the teacher to establish project information, and the project information is the project name corresponding to the second classroom and the corresponding project content; according to the invention, the correction value group Hj, the inverse floating value group Fj and the evaluation value Qj are comprehensively considered, and the data evaluation unit is used for performing the star grade distribution step to obtain the final star grade group of each student, so that the comprehensive conditions of the students are considered in many aspects to evaluate and analyze the students, and the results are more referential; the invention is simple, effective and easy to use.
Description
Technical Field
The invention belongs to the field of second classroom evaluation, relates to a star-level evaluation technology, and particularly relates to a second classroom configurable star-level evaluation system.
Background
The second classroom is a student organization formed by college students voluntarily according to interests and hobbies, and is considered as a second grandparent carrier outside the classroom, the activities of the second classroom are various, each classification needs to calculate the scores of students independently, such as activity prize winning conditions, sports fitness scores, volunteer service duration and the like, and the calculation workload is very complicated; in addition, the scoring method of the second class of most colleges and universities is through learning point system, and the score needs to be calculated manually, so that the situations of wrong statistics, missed statistics and the like are easy to occur.
The patent with publication number CN109509380A discloses a second classroom practice teaching mode for fire engineering specialties. A second classroom practice teaching mode of fire engineering major comprises four links: the accident case theory analysis is used for counting the fire safety accident cases of the campus at home and abroad and analyzing the accident causes by applying a 2-4 model of the accident causes; the method comprises the following steps of (1) carrying out practice investigation on fire fighting equipment, counting the construction condition of a campus fire fighting system, and checking fire fighting potential safety hazards; building and applying a campus fire protection VR system, building the campus fire protection VR system to realize three-dimensional virtual scene of the building situation of the campus fire protection system, and checking the real-time operation situation of the campus fire protection equipment through a mobile phone terminal; and (4) fire-fighting knowledge education and propaganda, namely, fire-fighting knowledge education and propaganda are carried out through a WeChat public number platform. The invention combines campus safety management and education teaching, integrates theory and practice teaching, integrates new media technology, creates and optimizes a second classroom teaching mode of fire protection specialty, has high student participation and good professional core literacy culture effect.
However, the disclosed patent only relates to the professional type of fire engineering for the second classroom, and the evaluation on the score of the second classroom is only to publish the score, and the difference with the first classroom is not realized, and the comprehensive condition of students is not comprehensively considered;
currently, the score statistics of the second classroom has the following defects, specifically, the single scores of various activities of the second classroom need to be manually counted, and the work is very complicated; secondly, the single scores of various activities are converted into second class scores of students, so that mistakes are easily made and statistics are omitted; in addition, the past school classification has insufficient interest and can not reflect the difference with the first classroom; in order to realize effective statistics on the second classroom activities of the students, the specific participation conditions of the students can be combined with the corresponding combination of the culture courses, and the culture courses influence the participation time of the second classroom activities; to solve this technical solution, a solution is now provided.
Disclosure of Invention
The invention aims to provide a second classroom configurable star rating system.
The technical problem to be solved by the invention is as follows:
1. how to perform regression processing on score information of students to obtain a valid value group Zij; and giving out comprehensive evaluation through participation times and specific conditions;
2. how to evaluate the second classroom in combination with the content of the first classroom.
The purpose of the invention can be realized by the following technical scheme:
a second classroom configurable star-level evaluation system comprises a plurality of student terminals, a data normalization unit, a teacher terminal, a processor, a display unit, a storage unit, a management unit, an evaluation rule base, a correction unit, a data synchronization unit and a data evaluation unit;
the student end comprises a score uploading unit, and the teacher end comprises an item establishing unit;
the project establishing unit is used for the teacher to establish project information, and the project information is the project name corresponding to the second classroom and the corresponding project content; the project establishing unit is used for transmitting project information to the processor, the processor is used for transmitting the project information to the display unit for real-time display, and the processor is used for transmitting the project information to the storage unit;
the score uploading unit is used for registering and participating in project information for students and automatically acquiring summary information corresponding to the project for the students after the project is finished, wherein the summary information comprises score information and participation time corresponding to the project information; the participation time is the time of the user participating in the project information; the score uploading unit is used for transmitting the summary information to the data normalizing unit, and the data normalizing unit receives the score information in the summary information transmitted by the score uploading unit and normalizes the score information to obtain the effective value group Zij;
the data normalization unit is used for transmitting the effective value group Zij and the corresponding participation time to the processor, the processor is used for transmitting the effective value group Zij and the corresponding participation time to the storage unit, and the storage unit receives and stores the effective value group Zij and the corresponding participation time transmitted by the processor;
the data evaluation unit is used for carrying out star value analysis on the effective value group Zij in the storage unit to obtain an evaluation value Qj by combining the star value analysis rule in the evaluation rule base;
the data evaluation unit is also used for transmitting a correction signal to the correction unit after obtaining the evaluation value, and when the correction unit receives the correction signal transmitted by the data evaluation unit, the correction unit automatically enters the correction step by combining the data synchronization unit to obtain a correction value group Hj and an inverse floating value group Fj;
the correction unit is used for transmitting the correction value group Hj and the inverse floating value group Fj to the data evaluation unit, the data evaluation unit is used for carrying out a star level distribution step on the correction value group Hj, the inverse floating value group Fj and the evaluation value Qj, and the specific steps are as follows:
s100: according to formula Vj＝X3*Hj-X4*Fj+X5*QjCalculating to obtain a star-level value Vj, j being 1.. m, of the student Sj; x3, X4 and X5 are preset values, X3+ X4+ X5 is 1, and X3<X4<X5；
S200: obtaining a star value Vj, and performing second-class star grade distribution on the star value Vj according to the size of the star value Vj, specifically, marking grades which are ranked in the first ten percent as five-star grades, and then marking grades of second classes of students in twenty-three continuous ranges of three percentages as four-star grades, three-star grades and two-star grades; marking the scores of the second class of the rest students as one-star scores;
s300: obtaining a star grade group of all students Sj;
the data evaluation unit is used for transmitting the star grade group corresponding to the student Sj to the processor, the processor is used for performing visualization processing on the star grade group corresponding to the student Sj, and the specific processing steps are as follows:
the method comprises the following steps: converting the corresponding five-star score into five continuous specified patterns for representation;
converting the corresponding four-star score into four continuous specified patterns for representation;
converting the corresponding performance of the three stars into three continuous specified patterns for representation;
converting the corresponding two-star score into two continuous specified patterns for representation;
converting the corresponding satellite score into a continuous specified pattern for representation;
step two: obtaining a graphical score group of all students Sj;
the specific shape of the designated pattern is preset by a user, and is specifically a five-pointed star or a triangle.
Further, the concrete processing steps of the normalization processing are as follows:
the method comprises the following steps: acquiring score information corresponding to all the item information;
step two: marking item information as Pi, i ═ 1.. n; marking the result information of the corresponding item information as Gij, i is 1.. n, j is 1.. m; wherein, Gij represents the achievement information of the student j in the corresponding item information i; score information of item information not participating is 0;
step three: let i equal to 1, select the corresponding item information P1; acquiring the score information G1j of all students corresponding to the corresponding item information P1;
step four: ranking score information G1j of students according to numerical values;
step five: the method comprises the following steps of carrying out effective value distribution on the achievement information of students, wherein the specific distribution process is as follows:
s1: obtaining a first student, and calibrating an effective value Z of the first student to m;
s2: the method comprises the steps that a second student is obtained, a valid value Z of the second student is marked as m-1, and valid values of all students are sequentially distributed according to the rule to obtain a valid value group; marking the effective value of the score information as 0, and not distributing corresponding effective values according to the ranking;
s3: marking the effective value group as Zj, j 1.. m; zj is expressed as the effective value Zj of student j;
step six: let i be i +1, select the corresponding item information P2; meanwhile, acquiring the score information G2j of all students corresponding to the corresponding item information P2;
step seven: repeating the fourth step to the sixth step until i equals n, and acquiring the effective value groups Zij, i equals 1.. n, j equals 1.. m of all item information of all students; zij is in one-to-one correspondence with Gij, and Zij represents a valid value obtained by student j in item information i.
Further, the specific analysis method of the star value analysis comprises the following steps:
s10: acquiring an effective value set Zij and corresponding participation time;
s20: removing the item information with the effective value of 0 to obtain the frequency Cj of the item information participated by each student, wherein j is 1.. m; cj corresponds to Zij one by one;
s30: according to the formula
Calculating an evaluation value Qj corresponding to the student; wherein, X1 and X2 are preset values; and X1+ X2 is 1, and X1<X2；
S40: let j be 1-m in order, and substitute the corresponding j value into step S30, thereby obtaining an evaluation value Qj for each student.
Further, the correcting step is specifically as follows:
SS 01: acquiring all summary information; the summary information includes achievement information and participation time of the corresponding item information
SS 02: correspondingly marking students as Sj, j 1.. m;
SS 03: if j is equal to 1, eliminating the project information of which the performance information is zero in Gi1, and marking the rest project information as participating projects;
SS 04: acquiring participation time of all participation items of the corresponding student S1, and sequencing the participation time according to the front-back sequence of the time;
SS 05: acquiring the interval time between a first participating project and a second participating project, sequentially acquiring a second participating project, a third participating project and the like, wherein all the interval time is marked as Tl, and l is 1.. k; represents a total of k +1 participating items, and k +1 is less than or equal to n;
SS 06: solving a mean value U of Tl;
SS 07: the inverse float value F is calculated according to a formula,
SS 08: obtaining a corresponding student S2 by making j equal to j +1, and repeating the steps SS30-SS80 until the inverse floating value group Fj of all students is obtained;
SS 09: acquiring the culture achievement corresponding to the student Sj by using a data synchronization unit, wherein the culture achievement is the average achievement of the student in the last examination;
SS 10: and ranking the students Sj according to the cultural scores, and giving correction values to the students, wherein the giving mode of the correction values is consistent with the giving mode of the effective values in the effective value group Zij, and the correction value group Hj, j is 1.
Further, the processor is used for transmitting the graphical score groups of all students Sj to the storage unit for storage, and calling and displaying when the students inquire; and the processor is also used for transmitting the graphical achievement group corresponding to the student Sj to the display unit for real-time display.
Further, the management unit is used for recording all preset values X1, X2, X3, X4 and X5.
The invention has the beneficial effects that:
according to the method, corresponding project information is uploaded by a teacher end, then students are registered by a student end, corresponding score information is uploaded after the project is registered and the project is completed, then the score information is transmitted to a data planning unit for normalization processing to obtain an effective value group Zij corresponding to the score information, and then the effective value group Zij and corresponding participation time are evaluated by a data evaluation unit; then, according to the participation time, comprehensively considering the time interval between the participation of the students in each project, and evaluating whether the participation of the students in the project is for credit or not, and participating in a second classroom in a concentrated manner for participation impact; and obtaining a corresponding inverse floating value group Fj;
then, according to a related algorithm, the scores of the students participating in the first classroom at ordinary times are analyzed to obtain an ordinary correction value group Hj of the students, and finally, the correction value group Hj, the inverse floating value group Fj and the evaluation value Qj are considered comprehensively, a star level distribution step is carried out by a data evaluation unit to obtain a final star level achievement group of each student, so that the students are evaluated and analyzed in consideration of the comprehensive conditions of the students in many aspects, and the results are more referential; the invention is simple, effective and easy to use.
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In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a block diagram of the system of the present invention.
Detailed Description
As shown in fig. 1, a second classroom configurable star-level evaluation system includes a plurality of student terminals, a data normalization unit, a teacher terminal, a processor, a display unit, a storage unit, a management unit, an evaluation rule base, a correction unit, a data synchronization unit, and a data evaluation unit;
the student end comprises a score uploading unit, and the teacher end comprises an item establishing unit;
the project establishing unit is used for the teacher to establish project information, and the project information is the project name corresponding to the second classroom, the corresponding project content and the like; the project name is used for explaining which kind of the activity is, and the project content is a supplementary explanation corresponding to the specific handling form of the project and the like;
the project establishing unit is used for transmitting project information to the processor, the processor is used for transmitting the project information to the display unit for real-time display, and the processor is used for transmitting the project information to the storage unit;
the score uploading unit is used for registering and participating in project information for students and automatically acquiring summary information corresponding to the project for the students after the project is finished, wherein the summary information comprises score information and participation time corresponding to the project information; the participation time is the time of the user participating in the project information; the score uploading unit is used for transmitting the summary information to the data normalization unit, the data normalization unit receives the score information in the summary information transmitted by the score uploading unit and performs normalization processing on the score information, and the specific processing steps are as follows:
the method comprises the following steps: acquiring score information corresponding to all the item information;
step two: marking item information as Pi, i ═ 1.. n; marking the result information of the corresponding item information as Gij, i is 1.. n, j is 1.. m; wherein, Gij represents the achievement information of the student j in the corresponding item information i; score information of item information not participating is 0;
step three: let i equal to 1, select the corresponding item information P1; acquiring the score information G1j of all students corresponding to the corresponding item information P1;
step four: ranking score information G1j of students according to numerical values;
step five: the method comprises the following steps of carrying out effective value distribution on the achievement information of students, wherein the specific distribution process is as follows:
s1: obtaining a first student, and calibrating an effective value Z of the first student to m;
s2: the method comprises the steps that a second student is obtained, a valid value Z of the second student is marked as m-1, and valid values of all students are sequentially distributed according to the rule to obtain a valid value group; marking the effective value of the score information as 0, and not distributing corresponding effective values according to the ranking;
s3: marking the effective value group as Zj, j 1.. m; zj is expressed as the effective value Zj of student j;
step six: let i be i +1, select the corresponding item information P2; meanwhile, acquiring the score information G2j of all students corresponding to the corresponding item information P2;
step seven: repeating the fourth step to the sixth step until i equals n, and acquiring the effective value groups Zij, i equals 1.. n, j equals 1.. m of all item information of all students; zij is in one-to-one correspondence with Gij, and Zij represents a valid value obtained by student j in project information i;
the data normalization unit is used for transmitting the effective value group Zij and the corresponding participation time to the processor, the processor is used for transmitting the effective value group Zij and the corresponding participation time to the storage unit, and the storage unit receives and stores the effective value group Zij and the corresponding participation time transmitted by the processor;
the data evaluation unit is used for performing star value analysis on the effective value group Zij in the storage unit by combining with a star value analysis rule in an evaluation rule base, and the specific analysis method comprises the following steps:
s10: acquiring an effective value set Zij and corresponding participation time;
s20: removing the item information with the effective value of 0 to obtain the frequency Cj of the item information participated by each student, wherein j is 1.. m; cj corresponds to Zij one by one;
s30: according to the formula
Calculating an evaluation value Qj corresponding to the student; wherein, X1 and X2 are preset values; and X1+ X2 is 1, and X1<X2；
S40: sequentially setting j to 1-m, and substituting the corresponding j value into step S30 to obtain an evaluation value Qj of each student;
the data evaluation unit is also used for transmitting a correction signal to the correction unit after obtaining the evaluation value, and when the correction unit receives the correction signal transmitted by the data evaluation unit, the correction unit automatically enters a correction step by combining with the data synchronization unit, wherein the correction step is as follows:
SS 01: acquiring all summary information; the summary information includes achievement information and participation time of the corresponding item information
SS 02: correspondingly marking students as Sj, j 1.. m;
SS 03: if j is equal to 1, eliminating the project information of which the performance information is zero in Gi1, and marking the rest project information as participating projects;
SS 04: acquiring participation time of all participation items of the corresponding student S1, and sequencing the participation time according to the front-back sequence of the time;
SS 05: acquiring the interval time between a first participating project and a second participating project, sequentially acquiring a second participating project, a third participating project and the like, wherein all the interval time is marked as Tl, and l is 1.. k; represents a total of k +1 participating items, and k +1 is less than or equal to n;
SS 06: solving a mean value U of Tl;
SS 07: the inverse float value F is calculated according to a formula,
SS 08: obtaining a corresponding student S2 by making j equal to j +1, and repeating the steps SS30-SS80 until the inverse floating value group Fj of all students is obtained;
SS 09: acquiring the culture achievement corresponding to the student Sj by using a data synchronization unit, wherein the culture achievement is the average achievement of the student in the last examination;
SS 10: ranking students Sj according to the culture achievements, and giving correction values to the students, wherein the giving mode of the correction values is consistent with the giving mode of the effective values, and a correction value group Hj is obtained, wherein j is 1.
The correction unit is used for transmitting the correction value group Hj and the inverse floating value group Fj to the data evaluation unit, the data evaluation unit is used for carrying out a star level distribution step on the correction value group Hj, the inverse floating value group Fj and the evaluation value Qj, and the specific steps are as follows:
s100: according to formula Vj＝X3*Hj-X4*Fj+X5*QjCalculating to obtain a star-level value Vj, j being 1.. m, of the student Sj; x3, X4 and X5 are preset values, X3+ X4+ X5 is 1, and X3<X4<X5；
S200: obtaining a star value Vj, and performing second-class star grade distribution on the star value Vj according to the size of the star value Vj, specifically, marking grades which are ranked in the first ten percent as five-star grades, and then marking grades of second classes of students in twenty-three continuous ranges of three percentages as four-star grades, three-star grades and two-star grades; marking the scores of the second class of the rest students as one-star scores;
s300: obtaining a star grade group of all students Sj;
the data evaluation unit is used for transmitting the star grade group corresponding to the student Sj to the processor, the processor is used for performing visualization processing on the star grade group corresponding to the student Sj, and the specific processing steps are as follows:
the method comprises the following steps: converting the corresponding five-star score into five continuous specified patterns for representation;
converting the corresponding four-star score into four continuous specified patterns for representation;
converting the corresponding performance of the three stars into three continuous specified patterns for representation;
converting the corresponding two-star score into two continuous specified patterns for representation;
converting the corresponding satellite score into a continuous specified pattern for representation;
step two: obtaining a graphical score group of all students Sj;
the designated pattern can be a pentagram, a triangle or other shapes, and the shape of the specific designated pattern can be preset by a user;
the processor is used for transmitting the graphical score groups of all students Sj to the storage unit for storage, and calling and displaying when the students inquire; the processor is also used for transmitting the graphical score group corresponding to the student Sj to the display unit for real-time display;
the management unit is used for recording all preset values X1, X2, X3, X4 and X5.
Specifically, as another embodiment of the present invention, when the star value Vj is finally obtained and the second class star level score distribution is performed according to the size of the star value Vj, the distributed level may not only be five levels, but also multiple levels may be distributed according to specific teaching requirements, each level may take a different proportion, and a specific proportion coefficient may be preset by a user; for example, six grades are assigned, and the six grades can be sequentially assigned as six-star achievements to one-star achievements according to the first five percent, the subsequent fifteen percent, the subsequent twenty-five percent and the final remaining fifteen percent; then assigning a corresponding number of specified patterns to the corresponding six-star achievements for representing the final achievements of the students;
a second classroom configurable star-level evaluation system is characterized in that during working, corresponding project information is uploaded through a teacher end, then students are registered through a student end, corresponding score information is uploaded after the project is completed, then the score information is transmitted to a data planning unit to be subjected to grouping processing, a valid value group Zij corresponding to the score information is obtained, and then the valid value group Zij and corresponding participation time are evaluated through a data evaluation unit; then, according to the participation time, comprehensively considering the time interval among the participation projects, and evaluating whether the participation projects of the students are for credit or not, wherein the students participate in the second classroom intensively to participate in the impact; and obtaining a corresponding inverse floating value group Fj;
then, according to a related algorithm, the scores of the students participating in the first classroom at ordinary times are analyzed to obtain a correction value group Hj of the students at ordinary times, and finally, the correction value group Hj, the inverse floating value group Fj and the evaluation value Qj are considered comprehensively, a star-level distribution step is carried out by a data evaluation unit to obtain a final star-level score group of each student, so that the students are evaluated and analyzed in consideration of the comprehensive conditions of the students in many aspects, and the result is more referential; the invention is simple, effective and easy to use.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (7)
1. A second classroom configurable star-level evaluation system is characterized by comprising a plurality of student terminals, a data normalization unit, a teacher terminal, a processor, a display unit, a storage unit, a management unit, an evaluation rule base, a correction unit, a data synchronization unit and a data evaluation unit;
the student end comprises a score uploading unit, and the teacher end comprises an item establishing unit;
the project establishing unit is used for the teacher to establish project information, and the project information is the project name corresponding to the second classroom and the corresponding project content; the project establishing unit is used for transmitting project information to the processor, the processor is used for transmitting the project information to the display unit for real-time display, and the processor is used for transmitting the project information to the storage unit;
the score uploading unit is used for registering and participating in project information for students and automatically acquiring summary information corresponding to the project for the students after the project is finished, wherein the summary information comprises score information and participation time corresponding to the project information; the participation time is the time of the user participating in the project information; the score uploading unit is used for transmitting the summary information to the data normalizing unit, and the data normalizing unit receives the score information in the summary information transmitted by the score uploading unit and normalizes the score information to obtain the effective value group Zij;
the data normalization unit is used for transmitting the effective value group Zij and the corresponding participation time to the processor, the processor is used for transmitting the effective value group Zij and the corresponding participation time to the storage unit, and the storage unit receives and stores the effective value group Zij and the corresponding participation time transmitted by the processor;
the data evaluation unit is used for performing star value analysis on the effective value group Zij in the storage unit to obtain an evaluation value Qj in combination with a star value analysis rule in the evaluation rule base;
the data evaluation unit is also used for transmitting a correction signal to the correction unit after obtaining the evaluation value, and when the correction unit receives the correction signal transmitted by the data evaluation unit, the correction unit automatically enters a correction step by combining with the data synchronization unit to obtain a correction value group Hj and an inverse floating value group Fj;
the correction unit is used for transmitting the correction value group Hj and the inverse floating value group Fj to the data evaluation unit, the data evaluation unit is used for carrying out a star level distribution step on the correction value group Hj, the inverse floating value group Fj and the evaluation value Qj, and the specific steps are as follows:
s100: according to formula Vj＝X3*Hj-X4*Fj+X5*QjCalculating to obtain a star value Vj, j being 1.. m of the student Sj; x3, X4 and X5 are preset values, X3+ X4+ X5 is 1, and X3<X4<X5；
S200: obtaining a star-level value Vj, and performing second-class star-level score distribution on the star-level value Vj according to the size of the star-level value Vj, specifically, marking scores of the first ten percent of ranks as five-star scores, and then marking scores of the second class of students in twenty-three continuous ranges as four-star scores, three-star scores and two-star scores; marking the scores of the second class of the rest students as one-star scores;
s300: obtaining a star grade group of all students Sj;
the data evaluation unit is used for transmitting the star grade group corresponding to the student Sj to the processor, the processor is used for performing visualization processing on the star grade group corresponding to the student Sj, and the specific processing steps are as follows:
the method comprises the following steps: converting the corresponding five-star score into five continuous specified patterns for representation;
converting the corresponding four-star score into four continuous specified patterns for representation;
converting the corresponding performance of the three stars into three continuous specified patterns for representation;
converting the corresponding two-star score into two continuous specified patterns for representation;
converting the corresponding satellite score into a continuous specified pattern for representation;
step two: and obtaining the graphical score groups of all students Sj.
2. A second classroom configurable star rating system as claimed in claim 1 wherein the specific shape of the designated pattern in the visualization step one is predetermined by the user, specifically a five-pointed star or a triangle.
3. A second classroom configurable star rating system as claimed in claim 1, wherein said normalization process comprises the following specific processing steps:
the method comprises the following steps: acquiring score information corresponding to all the item information;
step two: marking item information as Pi, i ═ 1.. n; marking the result information of the corresponding item information as Gij, i-1.. n, j-1.. m; wherein, Gij represents the achievement information of the student j in the corresponding item information i; score information of item information not participating is 0;
step three: let i equal to 1, select the corresponding item information P1; meanwhile, acquiring the score information G1j of all students corresponding to the corresponding item information P1;
step four: ranking score information G1j of students according to numerical values;
step five: the method comprises the following steps of carrying out effective value distribution on the achievement information of students, wherein the specific distribution process is as follows:
s1: obtaining a first student, and calibrating an effective value Z of the first student to m;
s2: the method comprises the steps that a second student is obtained, a valid value Z of the second student is marked as m-1, and valid values of all students are sequentially distributed according to the rule to obtain a valid value group; marking the effective value of the score information as 0, and not distributing corresponding effective values according to the ranking;
s3: marking the effective value group as Zj, j 1.. m; zj is expressed as the effective value Zj of student j;
step six: let i be i +1, select the corresponding item information P2; meanwhile, acquiring the score information G2j of all students corresponding to the corresponding item information P2;
step seven: repeating the fourth step to the sixth step until i equals n, and acquiring a valid value group Zij, i equals 1.. n, j equals 1.. m of all item information of participation corresponding to all students; zij is in one-to-one correspondence with Gij, and Zij represents a valid value obtained by student j in item information i.
4. A second classroom configurable star rating system as claimed in claim 1, wherein the specific analysis method of the star value analysis is:
s10: acquiring an effective value set Zij and corresponding participation time;
s20: removing the item information with the effective value of 0 to obtain the frequency Cj of the item information participated by each student, wherein j is 1.. m; cj corresponds to Zij one by one;
s30: according to the formula
Calculating an evaluation value Qj corresponding to the student; wherein, X1 and X2 are preset values; and X1+ X2 is 1, and X1<X2；
S40: let j be 1-m in order, and substitute the corresponding j value into step S30, thereby obtaining an evaluation value Qj for each student.
5. A second classroom configurable star rating system as defined in claim 1 wherein said modification step is specifically as follows:
SS 01: acquiring all summary information; the summary information includes achievement information and participation time of the corresponding item information
SS 02: correspondingly marking students as Sj, j 1.. m;
SS 03: if j is equal to 1, eliminating the project information of which the performance information is zero in Gi1, and marking the rest project information as the participating project;
SS 04: acquiring participation time of all participation items of the corresponding student S1, and sequencing the participation time according to the front-back sequence of the time;
SS 05: acquiring the interval time between a first participating project and a second participating project, sequentially acquiring a second participating project, a third participating project and the like, wherein all the interval time is marked as Tl, and l is 1.. k; represents a total of k +1 participating items, and k +1 is less than or equal to n;
SS 06: solving a mean value U of Tl;
SS 07: the inverse float value F is calculated according to a formula,
SS 08: obtaining a corresponding student S2 by making j equal to j +1, and repeating the steps SS30-SS80 until the inverse floating value groups Fj of all students are obtained;
SS 09: acquiring a culture score corresponding to the student Sj by using a data synchronization unit, wherein the culture score is the average score of the latest end examination of the student;
SS 10: and ranking the students Sj according to the cultural scores, and giving correction values to the students, wherein the giving mode of the correction values is consistent with the giving mode of the effective values in the effective value group Zij, and the correction value group Hj, j is 1.
6. The second classroom configurable star-level evaluation system according to claim 1, wherein the processor is configured to transmit the graphical score groups of all students Sj to the storage unit for storage, and for calling and displaying when the students inquire; and the processor is also used for transmitting the graphical achievement group corresponding to the student Sj to the display unit for real-time display.
7. A second classroom configurable star rating system as claimed in claim 1 wherein said administration unit is adapted to enter all default values X1, X2, X3, X4 and X5.
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