CN108961453A - A kind of classroom roll-call aid decision-making system - Google Patents

A kind of classroom roll-call aid decision-making system Download PDF

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CN108961453A
CN108961453A CN201810780774.9A CN201810780774A CN108961453A CN 108961453 A CN108961453 A CN 108961453A CN 201810780774 A CN201810780774 A CN 201810780774A CN 108961453 A CN108961453 A CN 108961453A
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roll
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CN108961453B (en
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宋广佳
汪杭军
崔坤鹏
鲁尝君
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Jiyang College of Zhejiang A&F University
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Abstract

The present invention relates to a kind of classroom roll-call aid decision-making systems, it is provided with two-dimensional code generation module, database module, roll-call evaluation module and roll-call decision-making module, process is executed as follows: one, establishing student information and course name in database module, and teacher creates several teaching classes according to the teaching affairs of oneself；Two, teacher selects the teaching class for needing to give lessons；Three, roll-call evaluation module provides evaluation parameter；Four, roll-call decision-making module obtains the roll-call result of decision, calls the roll, spot-check or names no names；Five, the corresponding different roll-call result of decision carry out corresponding subsequent operation.The present invention can by actively teacher of the helping and educate'ing decision go out this classroom and use in a manner of which kind of roll-call be it is best, reduce and occupy excessive time in classroom, avoid unnecessary instructional blocks of time waste, the enthusiasm improved the quality of teaching with student's study.

Description

A kind of classroom roll-call aid decision-making system
[technical field]
The present invention relates to computer networking technologies, and in particular to a kind of classroom roll-call aid decision-making system.
[background technique]
During modern teaching, roll-call is a kind of effective ways for examining or check student attendance rate, and the rate of attendance is that student is flat When performance evaluation one of important evidence.Roll-call situation turns out for work number simultaneously reflection student's, is also able to reflect out student The attitude towards study of body and the global learning general mood of instructional class.Teacher can be promoted by calling the roll those do not like study, no Class is fallen in love with, late student is easy and attends class on time, is studied hard.
But it can not deny, call the roll as a kind of important method improved the quality of teaching, possessing the same of many merits When, also possess some shortcomings, for example certain classroom instruction time can be occupied.If instructional blocks of time is reduced, would necessarily affect Teaching process, and if occupying excessive time in classroom during roll-call, also influence whether the enthusiasm of student's study.Cause This, some teachers like random inspection, or just call the roll when feeling to attend class fewer in number, and reduction instructional blocks of time as far as possible accounts for With.
So in teaching process, each upper class hour is that roll-call or random inspection call the roll or name no names, and how to be determined Plan? to solve this problem, author has invented classroom roll-call aid decision-making system, thus this case generates.
[summary of the invention]
To solve the above problems, the purpose of the present invention is to provide a kind of classroom roll-call aid decision-making system, it can be actively It is best that teacher of the helping and educate'ing decision, which goes out this classroom to use which kind of roll-call mode,.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of classroom roll-call aid decision-making system is provided with two-dimensional code generation module, database module, roll-call evaluation module With roll-call decision-making module, process is executed as follows:
One, student information and course name are established in database module, if teacher creates according to the teaching affairs of oneself Dry teaching class；
Two, teacher selects the teaching class for needing to give lessons；
Three, roll-call evaluation module provides evaluation parameter；
Four, roll-call decision-making module obtains the roll-call result of decision, calls the roll, spot-check or names no names；
Five, the corresponding different roll-call result of decision carry out corresponding subsequent operation.
The present invention is further perfect as follows:
The student information stored in the database module such as table 1:
1 student's Basic Information Table of table
Student number Name Profession Class
It is also stored with personal call the roll record and the evaluation information obtained in roll-call evaluation module simultaneously, such as table 2:
2 people's roll-call records of table and evaluation table
Student number Course name Call the roll time started t1 Barcode scanning time t2 Absence mark Evaluation point
The roll-call evaluation module carries out following steps and obtains evaluation parameter:
The first step obtains the selected teaching class's information of teacher；
Second step, the personal evaluation for calculating each student in teaching class divide mean value, it is assumed that there is n item record in the table 2 of student, Then personal evaluation divides mean value computation method method as follows:
Personal evaluation point mean value=(evaluation divides 1+ evaluation to divide 2+ ...+evaluate and divide n)/n,
If n=0, the personal evaluation point mean value of the student is set as 100；
Third step, calculate class's overall evaluation divide mean value, it is assumed that class's number of student be m, then class evaluation divide mean value= (personal evaluation point mean value 1+ personal evaluation point mean value 2+ ...+personal evaluation divides mean value m)/m；
4th step, evaluate point mean value computation coefficient according to class: coefficient=class's evaluation divides mean value/100.
The roll-call decision-making module show that the roll-call result of decision, process are as follows:
Step 1, hierarchical model designs: including three layers, lowest level is solution layer, is " roll-call ", " selective examination " and " not point respectively Name "；Middle layer is rule layer, and influence caused by the scheme for describing to take is respectively: B1 ensures that the rate of attendance, B2 improve and learns It practises general mood and B3 ensures teaching process；Top layer is that A roll-call is suggested, for providing roll-call decision；
Step 2, judgment matrix design is as follows:
The judgment matrix of B1
B1 C1 C2 C3
C1 1 3 5
C2 1/3 1 3
C3 1/5 1/3 1
The judgment matrix of B2
B2 C1 C2 C3
C1 1 3 6
C2 1/3 1 5
C3 1/6 1/5 1
The judgment matrix of B3
B3 C1 C2 C3
C1 1 1/3 1/7
C2 3 1 1/3
C3 7 3 1
The judgment matrix of A
A B1 B2 B3
B1 1 1/5 1/9
B2 5 1 1/
B3 9 3 1
Step 3, maximum eigenvalue, feature vector, deviation coincident indicator and the satisfactory consistency for calculating each matrix refer to Mark, then obtains total hierarchial sorting vector:
(a) calculate each matrix maximum eigenvalue λ and characteristic vector W corresponding with maximum eigenvalue；
λB1, WB1=(wB11, wB12, wB13)
λB2, WB2=(wB21, wB22, wB23)
λB3, WB3=(wB31, wB32, wB33)
λA, WA=(wA1, wA2, wA3)
(b) the deviation coincident indicator of each matrix is calculated:Wherein n is matrix dimensionality, this programme Middle n=3；
(c) the satisfactory consistency index of each matrix is calculatedRI=0.58 then meets satisfaction as CR < 0.1 Otherwise consistency redesigns judgment matrix, repeat step 2 and 3.
(d) the total ordering vector W=(w1, w2, w3) of level is calculated, calculation method:, wherein i =1,2,3, total hierarchial sorting vector W=(w1, w2, w3)；
Step 4, decision vector is calculated:
Situation one, class's evaluation divide mean value to be more than or equal to 80, then decision vector is (w1* coefficient, w2* coefficient, w3), it is proposed that It is to name no names；
Situation two, class's evaluation divide mean value less than 80 and are more than or equal to 60, then decision vector is (w1* coefficient, w2, w3* system Number), it is proposed that it is selective examination；
Situation three, class's evaluation divide mean value less than 60, then decision vector is (w1, w2* coefficient, w3* coefficient), it is proposed that is a little Name；
Step 5, that maximum component of trade-off decision vector intermediate value is then the roll-call result of decision.
The judgment matrix is a symmetrical matrix, wherein (Ci, Ci) is 1, the following representative value of (Ci, Cj) selection: 1, 3,5,6,7,9,1/3,1/5,1/6,1/7,1/9, value shows that more greatly Ci ratio Cj is more important, it is smaller show it is more inessential.
The judgment matrix redesigns, and is (Ci, Cj) to be chosen representative value to redesign, but wherein (Ci, Ci) is 1, it is necessary to meet satisfactory consistency requirement.
The result of decision is to call the roll, then enters roll-call link:
(1) teacher selectes this hall and gives lessons the class of teaching；
(2) two dimensional code is generated, starts to call the roll, the record time is t1；
(3) system automatically by with this related student that calls the roll it is personal call the roll record and insertion one in evaluation table it is new Data, and " student number ", " course name " and " call the roll time started t1 " field of the data, other field blank are set；
(4) student number of oneself, course name are sent to classroom roll-call aid decision-making system clothes by mobile phone barcode scanning by student It is engaged in device, system records information arrival time t2, if t2-t1≤60 minute, according to of these information updates student if system Otherwise people's roll-call record and evaluation table set absent for this record of calling the roll, i.e., set T for absent mark；
(5) it calls the roll and starts after sixty minutes, system marks the absence in the record of this time calling the roll of the student of not barcode scanning Knowledge is set as T, calculates the evaluation point that this student this time calls the roll, and an evaluation point field calculation method is shown in Table 3:
The evaluation of table 3 divides calculation method
The result of decision is selective examination, then enters selective examination link:
(1) teacher selectes this hall and gives lessons the class of teaching；
(2) random to generate selective examination list S, then spot-check list S={ s1, s2 ..., sk }, k < m；
(3) it is called the roll manually to the student in selective examination list, and marks result；
(4) table 2 for updating selective examination list S middle school student increases a record newly in table, for the student to turn out for work, evaluation point It is denoted as 100；For absent student, absent traffic sign placement is T, and evaluation minute mark is 0.
After adopting the above scheme, system can actively find out the roll-call mode for being most suitable for this class of teaching of giving lessons, and reduce and occupy Excessive time in classroom avoids unnecessary instructional blocks of time waste, the enthusiasm improved the quality of teaching with student's study.
[Detailed description of the invention]
Fig. 1 is that the system of present pre-ferred embodiments is constituted；
Fig. 2 is the roll-call evaluation procedure of present pre-ferred embodiments；
Fig. 3 is the hierarchical model in the roll-call decision process of present pre-ferred embodiments；
Fig. 4 is the roll-call link flow chart of present pre-ferred embodiments；
Fig. 5 is the selective examination link flow chart of present pre-ferred embodiments.
[specific embodiment]
Figure of description 1 is please referred to shown in Fig. 5, the present invention is respectively: two-dimensional code generation module by four module compositions 1, roll-call evaluation module 2, database module 3 and roll-call decision-making module 4, are specifically shown in Fig. 1.The function of modules is as follows
Two-dimensional code generation module 1, major function: according to current time of day, teacher's work number, teaching class's title and course name Claim to generate two dimensional code.
Major function: roll-call evaluation module 2 is evaluated roll-call according to the roll-call situation of student.
Database module 3, major function: database module is mainly stored with " student's Basic Information Table " and " individual calls the roll Record and evaluation table "." student's Basic Information Table " is used to record the essential information of all students, and format is shown in Table 1；" individual calls the roll Record and evaluation table " for recording the roll-call situation of student, format is shown in Table 2.
1 student's Basic Information Table of table
Student number Name Profession Class
2 people's roll-call records of table and evaluation table
Student number Course name Call the roll time started t1 Barcode scanning time t2 Absence mark Evaluation point
Major function: roll-call decision-making module 4 carries out a little according to the roll-call record of all students of instructional class and evaluation information Name decision.
The present invention mainly executes in the following order:
One, establish student information and course name in database module, teacher according to the creation oneself imparted knowledge to students several Impart knowledge to students class；
Two, teacher selects the teaching class for needing to give lessons；
Three, roll-call evaluation module provides evaluation parameter；
Four, roll-call decision-making module obtains the roll-call result of decision, calls the roll, spot-check or names no names；
Five, the corresponding different roll-call result of decision carry out corresponding subsequent operation.
Wherein third step roll-call evaluation module course of work overall flow is shown in Fig. 2, is described as follows:
(1) the selected teaching class's information of teacher is obtained；
(2) personal evaluation for calculating each student in teaching class divides mean value.Assuming that " individual's roll-call record and the evaluation of student Table " in have n item record, then personal evaluation divides mean value computation method method as follows:
Personal evaluation point mean value=(evaluation divides 1+ evaluation to divide 2+ ...+evaluate and divide n)/n
If n=0, the personal evaluation point mean value of the student is set as 100.
(3) it calculates class's overall evaluation and divides mean value.Assuming that class's number of student is m, then class's evaluation divides mean value computation side Method is as follows:
Class evaluation point mean value=(personal evaluation point mean value 1+ personal evaluation point mean value 2+ ...+personal evaluation divide mean value m)/ m
(4) evaluate point mean value computation coefficient according to class: coefficient=class's evaluation divides mean value/100.If class's evaluation point Mean value illustrates rate of attendance height, climate for learning is preferable, should name no names as far as possible at 80 points or more；If class's evaluation divides mean value in 60- Between 80, illustrate that the rate of attendance is medium, climate for learning is general, it should appropriate to call the roll or spot-check；If class's evaluation divides mean value < 60 to say The bright rate of attendance is low, general mood is poor, should call the roll or spot-check as far as possible.
After roll-call evaluation module 2 completes work, roll-call decision-making module 4 works.
(1) roll-call decision uses analytic hierarchy process (AHP), and hierarchical model design is as follows:
Step 1, as shown in figure 3, hierarchical model includes three layers, lowest level is solution layer: including 3 kinds substantially square in this method Case is " roll-call ", " selective examination " (i.e. whether casual inspection m students turn out for work) and " naming no names " respectively.Middle layer is rule layer: being used The influence caused by the scheme that description is taken is respectively: ensureing the rate of attendance, improves climate for learning and ensures teaching process.It is most upper Layer is to call the roll to suggest, for providing roll-call decision.
Step 2, judgment matrix designs
The numerical value of judgment matrix can be adjusted according to actual needs as the parameter of system, but must satisfy satisfied consistent Property require.The one group of judgment matrix used in this programme is as follows:
The judgment matrix of B1
B1 C1 C2 C3
C1 1 3 5
C2 1/3 1 3
C3 1/5 1/3 1
The judgment matrix of B2
B2 C1 C2 C3
C1 1 3 6
C2 1/3 1 5
C3 1/6 1/5 1
The judgment matrix of B3
B3 C1 C2 C3
C1 1 1/3 1/7
C2 3 1 1/3
C3 7 3 1
The judgment matrix of A
A B1 B2 B3
B1 1 1/5 1/9
B2 5 1 1/
B3 9 3 1
Step 3, maximum eigenvalue, feature vector, deviation coincident indicator and the satisfactory consistency for calculating each matrix refer to Mark, then obtains total hierarchial sorting vector:
(a) calculate each matrix maximum eigenvalue λ and characteristic vector W corresponding with maximum eigenvalue；
λB1, WB1=(wB11, wB12, wB13)
λB2, WB2=(wB21, wB22, wB23)
λB3, WB3=(wB31, wB32, wB33)
λA, WA=(wA1, wA2, wA3)
(b) the deviation coincident indicator of each matrix is calculated:Wherein n is matrix dimensionality, we N=3 in case；
(c) the satisfactory consistency index of each matrix is calculatedRI=0.58 then meets satisfaction as CR < 0.1 Otherwise consistency redesigns judgment matrix, repeat step 2 and 3.
(d) the total ordering vector W=(w1, w2, w3) of level is calculated, calculation method:Wherein i =1,2,3, total hierarchial sorting vector W=(w1, w2, w3)；
Step 4, decision vector is calculated:
Situation one, class's evaluation divide mean value to be more than or equal to 80, then decision vector is (w1* coefficient, w2* coefficient, w3), it is proposed that It is to name no names；
Situation two, class's evaluation divide mean value less than 80 and are more than or equal to 60, then decision vector is (w1* coefficient, w2, w3* system Number), it is proposed that it is selective examination；
Situation three, class's evaluation divide mean value less than 60, then decision vector is (w1, w2* coefficient, w3* coefficient), it is proposed that is a little Name；
Step 5, that maximum component of trade-off decision vector intermediate value is then the roll-call result of decision.
Wherein judgment matrix is a symmetrical matrix, wherein (Ci, Ci) is 1, the following representative value of (Ci, Cj) selection: 1,3, 5,6,7,9,1/3,1/5,1/6,1/7,1/9, value shows that more greatly Ci ratio Cj is more important, it is smaller show it is more inessential.
Redesign judgment matrix mentioned above is the parameter for adjusting matrix, by taking matrix B 1 as an example:
B1 C1 C2 C3
C1 1 3 5
C2 1/3 1 3
C3 1/5 1/3 1
Each value therein indicates that this layer of element is for the significance level of upper one layer of element, such as the value of (C2, C1) 1/3, it means for criterion B1, C2 ratio C1 is slightly inessential, and the value of (C1, C3) is 5, is shown for criterion B1, C1 ratio C2 is obvious important, (C1, C1) necessarily 1, because C1 is of equal importance certainly for C1.
The representative value that wherein element (Ci, Cj) can be chosen in the present embodiment is as follows: 1,3,5,7,9,1/3,1/5,1/7, 1/9.Value is bigger, shows that Ci ratio Cj is more important, smaller, shows more inessential.Redesigning this typical value parameter can also Judgment matrix is constituted with the other values of selection, but wherein (Ci, Ci) is 1, it is necessary to meet satisfactory consistency requirement.
If the result of decision is to call the roll, enter roll-call link as shown in Figure 4:
(1) teacher selectes this hall and gives lessons the class of teaching；
(2) two dimensional code is generated, starts to call the roll, the record time is t1；
(3) system automatically by with this related student that calls the roll it is personal call the roll record and insertion one in evaluation table it is new Data, and " student number ", " course name " and " call the roll time started t1 " field of the data, other field blank are set；
(4) student number of oneself, course name are sent to classroom roll-call aid decision-making system clothes by mobile phone barcode scanning by student It is engaged in device, system records information arrival time t2, if t2-t1≤60 minute, according to of these information updates student if system Otherwise people's roll-call record and evaluation table set absent for this record of calling the roll, i.e., set T for absent mark；
(5) it calls the roll and starts after sixty minutes, system marks the absence in the record of this time calling the roll of the student of not barcode scanning Knowledge is set as T, calculates the evaluation point that this student this time calls the roll, and an evaluation point field calculation method is shown in Table 3:
The evaluation of table 3 divides calculation method
Note: system uses Unix time format, and in seconds, each time is indicated with numerical value.
If the result of decision is selective examination, enter selective examination link as shown in Figure 5:
(1) teacher selectes this hall and gives lessons the class of teaching；
(2) random to generate selective examination list S, then spot-check list S={ s1, s2 ..., sk }, k < m；
(3) it is called the roll manually to the student in selective examination list, and marks result；
(4) table 2 for updating selective examination list S middle school student increases a record newly in table, for the student to turn out for work, evaluation point It is denoted as 100；For absent student, absent traffic sign placement is T, and evaluation minute mark is 0.
Embodiment one
(1) assume there are 5 students in class, after 3 times are called the roll, " individual's roll-call record and the evaluation table " of 5 students It is as follows:
" individual's roll-call record and the evaluation table " of 4 student 1 of table
Student number Course name Call the roll time started t1 Barcode scanning time t2 Absence mark Evaluation point
1 English 1516025577.00 1516025677.00 86.67
1 High number 1516025577.00 1516025777.00 73.33
1 Politics 1516025577.00 1516026077.00 60.00
" individual's roll-call record and the evaluation table " of 5 student 2 of table
Student number Course name Call the roll time started t1 Barcode scanning time t2 Absence mark Evaluation point
2 English 1516025577.00 1516025877.00 60.00
2 High number 1517379180.00 1517379530.00 60.00
2 Politics 1519696630.00 T 0.00
" individual's roll-call record and the evaluation table " of 6 student 3 of table
Student number Course name Call the roll time started t1 Barcode scanning time t2 Absence mark Evaluation point
3 English 1516025577.00 1516025800.00 70.27
3 High number 1517379180.00 1517379313.00 82.27
3 Politics 1519696630.00 1519696640.00 98.67
" individual's roll-call record and the evaluation table " of 7 student 4 of table
Student number Course name Call the roll time started t1 Barcode scanning time t2 Absence mark Evaluation point
4 English 1516025577.00 1516025727.00 80.00
4 High number 1517379180.00 1517379630.00 60.00
4 Politics 1519696630.00 1519696880.00 66.67
" individual's roll-call record and the evaluation table " of 8 student 5 of table
Student number Course name Call the roll time started t1 Barcode scanning time t2 Absence mark Evaluation point
5 English 1516025577.00 1516025627.00 93.33
5 High number 1517379180.00 1517379250.00 90.67
5 Politics 1519696630.00 1519696653.00 96.93
(2) it calculates personal evaluation and divides mean value
1 personal evaluation of student divides mean value=(86.67+73.33+60.00)/3=73.33
2 personal evaluation of student divides mean value=(60.00+60.00+0.00)/3=40
3 personal evaluation of student divides mean value=(70.27+82.27+98.67)/3=83.73
4 personal evaluation of student divides mean value=(80.00+60.00+66.67)/3=68.89
5 personal evaluation of student divides mean value=(93.33+90.67+96.93)/3=93.64
(3) it calculates class's evaluation and divides mean value:
Class's evaluation divides mean value=(73.33+40+83.73+68.89+93.64)/5=71.92
(4) Calculation Estimation divides coefficient
Coefficient=71.92/100=0.7192
(5) total hierarchial sorting vector is calculated according to judgment matrix are as follows: (0.33333935,0.33334751, 0.37489469).Since class's evaluation divides mean value greater than 60 and less than 80, so roll-call decision vector are as follows: (0.33333935* 0.7192,0.33334751,0.37489469*0.7192)=(0.239737657018,0.33334751, 0.269624260438)
Second value is maximum in decision vector, and corresponding scheme is selective examination, so final roll-call decision is selective examination.
Above specific embodiment is only the preferred embodiment of this creation, all in this wound not to limit this creation Any modification, equivalent substitution, improvement and etc. done within the spirit and principle of work, should be included in this creation protection scope it It is interior.

Claims (8)

1. a kind of classroom roll-call aid decision-making system, it is characterised in that: be provided with two-dimensional code generation module, database module, point Name evaluation module and roll-call decision-making module, execute process as follows:
One, student information and course name are established in database module, teacher creates several according to the teaching affairs of oneself Impart knowledge to students class；
Two, teacher selects the teaching class for needing to give lessons；
Three, roll-call evaluation module provides evaluation parameter；
Four, roll-call decision-making module obtains the roll-call result of decision, calls the roll, spot-check or names no names；
Five, the corresponding different roll-call result of decision carry out corresponding subsequent operation.
2. a kind of classroom roll-call aid decision-making system as described in claim 1, it is characterised in that: in the database module The student information of storage such as table 1:
1 student's Basic Information Table of table
Student number Name Profession Class
It is also stored with personal call the roll record and the evaluation information obtained in roll-call evaluation module simultaneously, such as table 2:
2 people's roll-call records of table and evaluation table
3. a kind of classroom roll-call aid decision-making system as described in claim 1, it is characterised in that: mould is evaluated in the roll-call Block carries out following steps and obtains evaluation parameter:
The first step obtains the selected teaching class's information of teacher；
Second step, the personal evaluation for calculating each student in teaching class divide mean value, it is assumed that there is n item record in the table 2 of student, then it is a People's evaluation divides mean value computation method method as follows:
Personal evaluation point mean value=(evaluation divides 1+ evaluation to divide 2+ ...+evaluate and divide n)/n,
If n=0, the personal evaluation point mean value of the student is set as 100；
Third step calculates class's overall evaluation and divides mean value, it is assumed that class's number of student is m, then class's evaluation divides mean value=(individual Evaluation point mean value 1+ personal evaluation point mean value 2+ a ...+personal evaluation divide mean value m)/m；
4th step, evaluate point mean value computation coefficient according to class: coefficient=class's evaluation divides mean value/100.
4. a kind of classroom roll-call aid decision-making system as described in claim 1, it is characterised in that: the roll-call decision-making module Show that the roll-call result of decision, process are as follows:
Step 1, hierarchical model designs: including three layers, lowest level is solution layer, is " roll-call ", " selective examination " and " naming no names " respectively； Middle layer is rule layer, and influence caused by the scheme for describing to take is respectively: B1 ensures that the rate of attendance, B2 improve study wind Gas and B3 ensure teaching process；Top layer is that A roll-call is suggested, for providing roll-call decision；
Step 2, judgment matrix design is as follows:
The judgment matrix of B1
B1 C1 C2 C3 C1 1 3 5 C2 1/3 1 3 C3 1/5 1/3 1
The judgment matrix of B2
B2 C1 C2 C3 C1 1 3 6 C2 1/3 1 5 C3 1/6 1/5 1
The judgment matrix of B3
The judgment matrix of A
A B1 B2 B3 B1 1 1/5 1/9 B2 5 1 1/ B3 9 3 1
Step 3, it calculates the maximum eigenvalue of each matrix, feature vector, deviate coincident indicator and satisfactory consistency index, so After obtain total hierarchial sorting vector:
(a) calculate each matrix maximum eigenvalue λ and characteristic vector W corresponding with maximum eigenvalue；
λB1, WB1=(wB11, wB12, wB13)
λB2, WB2=(wB21, wB22, wB23)
λB3, WB3=(wB31, wB32, wB33)
λA, WA=(wA1, wA2, wA3)
(b) the deviation coincident indicator of each matrix is calculated:
Wherein n is matrix dimensionality, n=3 in this programme；
(c) the satisfactory consistency index of each matrix is calculatedRI=0.58 then meets satisfied consistent as CR < 0.1 Property, judgment matrix is otherwise redesigned, step 2 and 3 is repeated.
(d) the total ordering vector W=(w1, w2, w3) of level is calculated, calculation method:Wherein i=1, 2,3, total hierarchial sorting vector W=(w1, w2, w3)；
Step 4, decision vector is calculated:
Situation one, class's evaluation divide mean value to be more than or equal to 80, then decision vector is (w1* coefficient, w2* coefficient, w3), it is proposed that is not It calls the roll；
Situation two, class's evaluation divide mean value less than 80 and are more than or equal to 60, then decision vector is (w1* coefficient, w2, w3* coefficient), It is recommended that being selective examination；
Situation three, class's evaluation divide mean value less than 60, then decision vector is (w1, w2* coefficient, w3* coefficient), it is proposed that are to call the roll；
Step 5, that maximum component of trade-off decision vector intermediate value is then the roll-call result of decision.
5. a kind of classroom roll-call aid decision-making system as claimed in claim 4, it is characterised in that: the judgment matrix is one A symmetrical matrix, wherein (Ci, Ci) is 1, the following representative value of (Ci, Cj) selection: 1,3,5,6,7,9,1/3,1/5,1/6,1/7, 1/9, value shows that more greatly Ci ratio Cj is more important, it is smaller show it is more inessential.
6. a kind of classroom roll-call aid decision-making system as claimed in claim 4, it is characterised in that: the judgment matrix is again Design is (Ci, Cj) to be chosen representative value to redesign, but wherein (Ci, Ci) is 1, it is necessary to meet satisfactory consistency requirement.
7. a kind of classroom roll-call aid decision-making system as claimed in claim 4, it is characterised in that: the result of decision is to call the roll , then enter roll-call link:
(1) teacher selectes this hall and gives lessons the class of teaching；
(2) two dimensional code is generated, starts to call the roll, the record time is t1；
(3) system is automatically by personal record and the one new number of insertion in evaluation table of calling the roll with this related student that calls the roll According to, and " student number ", " course name " and " call the roll time started t1 " field of the data, other field blank are set；
(4) student number of oneself, course name are sent to classroom roll-call aid decision-making system server by mobile phone barcode scanning by student, System records information arrival time t2, if t2-t1≤60 minute, is called the roll if system according to the individual of these information updates student Otherwise record and evaluation table set absent for this record of calling the roll, i.e., set T for absence mark；
(5) it calls the roll and starts after sixty minutes, system sets the absent mark in the record of this time calling the roll of the student of not barcode scanning It is set to T, calculates the evaluation point that this student this time calls the roll, an evaluation point field calculation method is shown in Table 3:
The evaluation of table 3 divides calculation method
8. a kind of classroom roll-call aid decision-making system as claimed in claim 4, it is characterised in that: the result of decision is selective examination , then enter selective examination link:
(1) teacher selectes this hall and gives lessons the class of teaching；
(2) random to generate selective examination list S, then spot-check list S={ s1, s2 ..., sk }, k < m；
(3) it is called the roll manually to the student in selective examination list, and marks result；
(4) table 2 for updating selective examination list S middle school student increases a record newly in table, and for the student to turn out for work, evaluating minute mark is 100；For absent student, absent traffic sign placement is T, and evaluation minute mark is 0.
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CN109887116A (en) * 2019-01-30 2019-06-14 合肥锟特奇科技有限公司 A kind of teaching electronic information of registering of calling the roll
CN111700378A (en) * 2020-07-15 2020-09-25 江苏安全技术职业学院 Teaching teacher-student interaction system
CN113793424A (en) * 2021-08-24 2021-12-14 湖北青时美音文化传媒有限公司 Education platform with intelligent roll call system

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CN106846522A (en) * 2016-12-10 2017-06-13 杭州博世数据网络有限公司 A kind of calling device and the roll-call method for the device
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CN206348853U (en) * 2016-11-30 2017-07-21 岭南师范学院 A kind of colleges and universities' Work attendance management device
CN106846522A (en) * 2016-12-10 2017-06-13 杭州博世数据网络有限公司 A kind of calling device and the roll-call method for the device

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CN109887116A (en) * 2019-01-30 2019-06-14 合肥锟特奇科技有限公司 A kind of teaching electronic information of registering of calling the roll
CN111700378A (en) * 2020-07-15 2020-09-25 江苏安全技术职业学院 Teaching teacher-student interaction system
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CN113793424A (en) * 2021-08-24 2021-12-14 湖北青时美音文化传媒有限公司 Education platform with intelligent roll call system

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