CN110276340A - Answer sheet generates and recognition methods and device - Google Patents
Answer sheet generates and recognition methods and device Download PDFInfo
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- CN110276340A CN110276340A CN201910450594.9A CN201910450594A CN110276340A CN 110276340 A CN110276340 A CN 110276340A CN 201910450594 A CN201910450594 A CN 201910450594A CN 110276340 A CN110276340 A CN 110276340A
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- answer sheet
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/22—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
- G06V10/225—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition based on a marking or identifier characterising the area
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Abstract
It is generated the invention discloses a kind of answer sheet and recognition methods and device, the answer sheet generation method includes: creation answer sheet template, wherein answer sheet template includes: video identification code and anchor point, and video identification code is for identifying answer sheet template；Save the location information in all regions to be identified in answer sheet template, wherein video identification code and anchor point are combined for location information to be mapped to corresponding region on answer sheet image, and answer sheet image is the scan image of answer sheet.The identification of answer sheet can be realized using a small amount of anchor point by the present invention, avoid the problem of existing answer sheet anchor point influences student's answer too much, and when due to identifying region to be identified on answer sheet image, it only needs to detect a small amount of anchor point, recognizer is simple, improves the recognition efficiency of answer sheet image.
Description
Technical field
The present invention relates to digital image processing fields more particularly to a kind of answer sheet to generate and recognition methods and device.
Background technique
This part intends to provides background or context for the embodiment of the present invention stated in claims.Description herein
Recognize it is the prior art not because not being included in this section.
Marking system based on image recognition overcomes Traditional photovoltaic reader system and needs to make dedicated answering card and lead
Cause the defect of higher cost of going over examination papers, one of the main direction of development of the following marking system.
Currently, on the answer sheet of the existing marking system production based on image recognition, there are a large amount of anchor points, for example, position
It is used to the anchor point of correct scan answer sheet image in answer sheet surrounding, the every problem two sides of answer sheet are for identifying determining for answer area
Site.Topic on answer sheet is more, and the anchor point on answer sheet is also more, and a large amount of positioning not only influences the beauty of answer sheet
It sees, and student's answer can be impacted.When carrying out answer sheet identification, need to detect positioning all on answer sheet
Point, recognizer is complicated, and robustness is poor.In addition, being caused each since each crosshead inside subjective item can not be navigated to
Crosshead can not count mistake.
Summary of the invention
The embodiment of the present invention provides a kind of answer sheet generation method, to solve the answer on prior art identification answer sheet
It needs that the technical issues of a large amount of anchor points lead to poor user experience is arranged when area, this method comprises: creation answer sheet template,
In, answer sheet template includes: video identification code and anchor point, and video identification code is for identifying answer sheet template；Save answer sheet
The location information in all regions to be identified in template, wherein video identification code and anchor point are combined for mapping location information
Corresponding region on to answer sheet image, answer sheet image are the scan image of answer sheet.
The embodiment of the present invention also provides a kind of answer sheet generating means, to solve answering on prior art identification answer sheet
Need to be arranged the technical issues of a large amount of anchor points lead to poor user experience when inscribing area, which includes: that the creation of answer sheet template is single
Member, for creating answer sheet template, wherein answer sheet template includes: video identification code and anchor point, and video identification code is for marking
Know answer sheet template；Answer sheet template location information storage unit, for saving all regions to be identified in answer sheet template
Location information, wherein video identification code and anchor point are combined for location information to be mapped to corresponding area on answer sheet image
Domain, answer sheet image are the scan image of answer sheet.
The embodiment of the present invention also provides a kind of answer sheet recognition methods, to solve answering on prior art identification answer sheet
Need to be arranged the technical issues of a large amount of anchor points lead to poor user experience when inscribing area, comprising: obtain answer sheet image, wherein answer
Examination paper image is the scan image of answer sheet, and answer sheet image includes at least: video identification code and anchor point, video identification code are used
In mark answer sheet image；Based on image recognition, answer sheet template corresponding with answer sheet image is searched, and obtains and is stored in advance
Answer sheet template on all regions to be identified location information；It, will be in answer sheet template based on video identification code and anchor point
The location information in all regions to be identified maps to answer sheet image；According to mapping result, identify corresponding on answer sheet image
Region.
The embodiment of the present invention also provides a kind of answer sheet identification device, to solve answering on prior art identification answer sheet
Need to be arranged the technical issues of a large amount of anchor points lead to poor user experience when inscribing area, comprising: answer sheet scanning element, for obtaining
Answer sheet image, wherein answer sheet image is the scan image of answer sheet, and answer sheet image includes at least: video identification code and
Anchor point, video identification code is for identifying answer sheet image；Answer sheet template matching unit is searched for being based on image recognition
Answer sheet template corresponding with answer sheet image, and obtain the position in all regions to be identified in pre-stored answer sheet template
Information；Answer sheet template location information map unit will own for being based on video identification code and anchor point in answer sheet template
The location information in region to be identified maps to answer sheet image；Answer sheet image identification unit, for according to mapping result, identification
Corresponding region on answer sheet image.
The embodiment of the present invention also provides a kind of computer equipment, to solve the answer area on prior art identification answer sheet
When need to be arranged the technical issues of a large amount of anchor points lead to poor user experience, the computer equipment include memory, processor and
The computer program that can be run on a memory and on a processor is stored, processor is realized above-mentioned when executing computer program
Answer sheet generation method or above-mentioned answer sheet recognition methods.
The embodiment of the present invention also provides a kind of computer readable storage medium, to solve on prior art identification answer sheet
Answer area when need to be arranged the technical issues of a large amount of anchor points lead to poor user experience, the computer-readable recording medium storage
There is the computer program for executing above-mentioned answer sheet generation method or above-mentioned answer sheet recognition methods.
In the embodiment of the present invention, after creating answer sheet template, by the position in regions to be identified all in answer sheet template
Information is saved, so that when identifying answer sheet image, the position in regions to be identified all in answer sheet template is believed
Breath maps on answer sheet image, to identify corresponding region on answer sheet image.It should be noted that due to answer sheet mould
Video identification code on plate can be identified for that answer sheet template, and the video identification code on answer sheet image can be identified for that answer sheet figure
Picture, thus, the embodiment of the present invention, can be by answer sheet image based on the video identification code on answer sheet image and answer sheet template
It is matched with corresponding answer sheet template, it, can be by answer sheet in conjunction with the anchor point on answer sheet image and answer sheet template
The location information in all regions to be identified maps to answer sheet image in template, to identify corresponding region on answer sheet image.
Through the embodiment of the present invention, the identification that answer sheet can be realized only with a small amount of anchor point avoids existing answer
Volume anchor point the problem of influencing student's answer too much, and due on identification answer sheet image when region to be identified, it is only necessary to
Detect a small amount of anchor point, recognizer is simple, improves the recognition efficiency of answer sheet image.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is a kind of answer sheet generation method flow chart provided in the embodiment of the present invention；
Fig. 2 is a kind of answer sheet template schematic diagram provided in the embodiment of the present invention；
Fig. 3 is a kind of interface schematic diagram of the input answer sheet configuration information provided in the embodiment of the present invention；
Fig. 4 is a kind of answer sheet template schematic diagram to be printed provided in the embodiment of the present invention；
Fig. 5 is a kind of answer sheet generating means schematic diagram provided in the embodiment of the present invention；
Fig. 6 is a kind of answer sheet recognition methods flow chart provided in the embodiment of the present invention；
Fig. 7 is a kind of answer sheet identification device schematic diagram provided in the embodiment of the present invention.
Specific embodiment
Understand in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, with reference to the accompanying drawing to this hair
Bright embodiment is described in further details.Here, the illustrative embodiments of the present invention and their descriptions are used to explain the present invention, but simultaneously
It is not as a limitation of the invention.
A kind of answer sheet generation method is provided in the embodiment of the present invention, Fig. 1 is the one kind provided in the embodiment of the present invention
Answer sheet generation method flow chart, as shown in Figure 1, this method comprises the following steps:
S101 creates answer sheet template, wherein answer sheet template includes: video identification code and anchor point, video identification code
For identifying answer sheet template；
S102 saves the location information in all regions to be identified in answer sheet template, wherein video identification code and anchor point
In conjunction with for location information to be mapped to corresponding region on answer sheet image, answer sheet image is the scan image of answer sheet.
It should be noted that answer sheet generation method provided in an embodiment of the present invention can be generated but be not limited to following any
A kind of answer sheet template of answer sheet: objective item answer sheet, subjective item answer sheet, or not only comprising objective item but also included subjective item
Answer sheet.
In addition, it should also be noted that, the content in the answer sheet template of above-mentioned S101 creation is including but not limited to as follows
Four parts: 1. video identification code (image in 2 D code can be but not limited to)；2. anchor point, in conjunction with video identification code, with
Corresponding answer sheet image is mapped；3. student information area is used for fill in the student number of uniquely tagged student or the number of examining etc.
Information；4. answer area includes objective item region and subjective item region, wherein subjective item region can have one to subregion.
Optionally, above-mentioned video identification code can be but not limited to two dimensional code, can be associated with and be examined by the video identification code
Information is tried, including but is not limited to the information such as subject, grade, school.
For example, Fig. 2 is a kind of answer sheet template schematic diagram provided in the embodiment of the present invention, as shown in Fig. 2, the answer sheet
Template (objective item answer will not be printed when printing) is divided into three columns, including following content: two dimensional code, anchor point, title, student
Information, objective item, gap-filling questions, solution answer.
As an alternative embodiment, above-mentioned S101 can specifically include following steps: receiving externally input answer
Examination paper configuration information；According to answer sheet configuration information, answer sheet template is created.For example, Fig. 3 is to provide in the embodiment of the present invention
A kind of interface schematic diagram inputting answer sheet configuration information, as shown in figure 3, the answer sheet configuration information of user's input includes but not
It is limited to following three parts:
First part, exam information, including but not limited to: date, grade/class are (for example, high one 1 classes, 2 classes of Gao Yi, height
21 classes, high 22 classes, high 31 classes etc.), subject (for example, Chinese language, mathematics, English, physics, chemistry etc.), answer sheet type (example
Such as, operation, examination, English dictation etc.)；
Second part, topic quantity are quickly arranged, including but not limited to: objective item quantity (for example, multiple-choice question etc.), subjectivity
Quantity is inscribed (for example, gap-filling questions, solution answer etc.；
Part III, type style, including but not limited to: paper size, number of paper, paper back gauge, divides at subfield quantity
Column pitch, resolution ratio.
It should be noted that after the creation of answer sheet template topic quantity can also be being readjusted (for example, newly-increased 2 visitor
One sight topic, deletion of gap-filling questions etc.), text information or uploading pictures etc. are supplemented inside answer area.For objective item, may be used also
To mark answer.
Fig. 4 shows answer sheet template to be printed.
In addition, it should also be noted that, answer sheet generation method provided in an embodiment of the present invention, is creating answer sheet template
Afterwards, the answer sheet information of preservation includes but is not limited to: location information (location informations in all regions to be identified), answer sheet class
Small topic each of in type, the editing machine version number for creating answer sheet, objective item answer, topic score, subjective item and subjective item
The information such as location information, question number (including small topic).The embodiment of the present invention by answer sheet location information all of the above save at
For template, the answer sheet image obtained with scanning is mapped, the information of all positions, Dou Neng inside such answer sheet template
It is found in answer sheet image, simply, accurately.
A kind of answer sheet generating means are additionally provided in the embodiment of the present invention, as described in the following examples.Due to the dress
It is similar to answer sheet generation method to set the principle that embodiment solves the problems, such as, therefore the implementation of the Installation practice may refer to method
Implementation, overlaps will not be repeated.
Fig. 5 is a kind of answer sheet generating means schematic diagram provided in the embodiment of the present invention, as shown in figure 5, the device packet
It includes: answer sheet template creating unit 51 and answer sheet template location information storage unit 52.
Answer sheet template creating unit 51, for creating answer sheet template, wherein answer sheet template includes: image recognition
Code and anchor point, video identification code is for identifying answer sheet template；
Answer sheet template location information storage unit 52, for saving the position in all regions to be identified in answer sheet template
Information, wherein video identification code and anchor point are combined for location information to be mapped to corresponding region on answer sheet image, are answered
Examination paper image is the scan image of answer sheet.
In an alternative embodiment, above-mentioned answer sheet template creating unit 51 can specifically include: answer sheet configuration
Information receiving module 51-1 and answer sheet template creation module 51-2；Wherein, answer sheet configuration information receiving module 51-1, is used for
Receive externally input answer sheet configuration information；Answer sheet template creation module 51-2, for according to answer sheet configuration information, wound
Build answer sheet template.
A kind of answer sheet recognition methods is additionally provided in the embodiment of the present invention, Fig. 6 is one provided in the embodiment of the present invention
Kind answer sheet recognition methods flow chart, as shown in fig. 6, this method may include steps of:
S601 obtains answer sheet image, wherein answer sheet image is the scan image of answer sheet, and answer sheet image is at least
It include: video identification code and anchor point, video identification code is for identifying answer sheet image；
S602 is based on image recognition, searches answer sheet template corresponding with answer sheet image, and obtain pre-stored answer
The location information in all regions to be identified in examination paper template；
S603 is based on video identification code and anchor point, the location information in regions to be identified all in answer sheet template is reflected
It is incident upon answer sheet image；
S604 identifies corresponding region on answer sheet image according to mapping result.
It should be noted that above-mentioned S601 can by any one device such as scanner or camera scan answer sheet with
Obtain the scan image of answer sheet.
The embodiment of the present invention is being based on video identification code and anchor point, by the position in regions to be identified all in answer sheet template
It, can be through but not limited to any one following mode when confidence breath maps to answer sheet image:
Mode one is based on video identification code and at least two anchor points, by regions to be identified all in answer sheet template
Location information maps to answer sheet image；
Mode two is based on video identification code and at least three anchor points, by regions to be identified all in answer sheet template
Location information maps to answer sheet image.
Herein it should be noted that for a two-dimensional surface, usually only needs three anchor points that mapping can be realized and (claim
For " affine transformation "), since video identification code can be used as an anchor point, thus, it is in conjunction with two sites in principle
The mapping of answer sheet image and answer sheet template can be achieved.But the practical image by scanner scanning is not stringent two
Dimensional plane (it is rough that scanning answer sheet, which obtains answer sheet image), it is then desired to which video identification code is fixed in conjunction with three
Mapping (referred to as " perspective transform ") is realized in site, can achieve more pinpoint purpose.
Herein it should also be noted that, above two mode provided in an embodiment of the present invention is merely illustrative, not as this hair
Bright restriction.The present invention is directed to protect a kind of three anchor points of use or four anchor points to reflect the location information of answer sheet template
It is incident upon on answer sheet image, to identify the scheme of corresponding region on answer sheet image.Obviously, when anchor point quantity is more than or equal to four
In the case where a, accurate positioning can be realized using any four anchor point, it not necessarily have to be using video identification code as one
Anchor point；Alternatively, when there are in the case where multiple images identification code, it can be using each video identification code position as one
Anchor point is realized in conjunction with other anchor points and is mapped.
As an alternative embodiment, the answer sheet recognition methods provided in the embodiment of the present invention can also be further
Include the following steps: to create answer sheet template, wherein answer sheet template includes: video identification code and anchor point, video identification code
For identifying answer sheet template；Save answer sheet template on all regions to be identified location information, wherein video identification code and
Anchor point is combined for location information to be mapped to corresponding region on answer sheet image, and answer sheet image is the scanning of answer sheet
Image.
As a preferred embodiment, the answer sheet recognition methods provided in the embodiment of the present invention can be by as follows
Step realizes the identification to answer sheet image:
1. identifying the video identification code (for example, two dimensional code) in answer sheet image, related exam information and answer sheet are found
The location information of template；
2. the anchor point in answer sheet image is identified, in conjunction with the location information of image recognition, by the position of answer sheet template
Information is mapped on answer sheet image；
3. finding all location informations inside answer area；
4. student information carries out student information identification；Objective item carries out objective item identification；Subjective item progress subjective item, which is given, to be divided
Identification, objective item automatic identification is to mistake.
A kind of answer sheet identification device is additionally provided in the embodiment of the present invention, as described in the following examples.Due to the dress
It is similar to answer sheet recognition methods to set the principle that embodiment solves the problems, such as, therefore the implementation of the Installation practice may refer to method
Implementation, overlaps will not be repeated.
Fig. 7 is a kind of answer sheet generating means schematic diagram provided in the embodiment of the present invention, as shown in fig. 7, the device packet
It includes: answer sheet scanning element 71, answer sheet template matching unit 72, answer sheet template location information map unit 73 and answer sheet
Image identification unit 74.
Wherein, answer sheet scanning element 71 is for obtaining answer sheet image, wherein answer sheet image is the scanning of answer sheet
Image, answer sheet image include at least: video identification code and anchor point, and video identification code is for identifying answer sheet image；Answer
It rolls up template matching unit 72 to be used to be based on image recognition, searches answer sheet template corresponding with answer sheet image, and obtain preparatory
The location information in all regions to be identified in the answer sheet template of storage；Answer sheet template location information map unit 73 is used for base
In video identification code and anchor point, the location information in regions to be identified all in answer sheet template is mapped into answer sheet image；
Answer sheet image identification unit 74 is used to identify corresponding region on answer sheet image according to mapping result.
As an alternative embodiment, above-mentioned answer sheet template location information map unit 73 may include following appoints
One of meaning: the first mapping subelement 73-1, for being based on video identification code and at least two anchor points, by institute in answer sheet template
The location information for needing identification region maps to answer sheet image；Second mapping subelement 73-2, for being based on video identification code
With at least three anchor points, the location information in regions to be identified all in answer sheet template is mapped into answer sheet image.
In an alternative embodiment, the answer sheet identification device provided in the embodiment of the present invention can also be wrapped further
It includes: answer sheet template creating unit, for creating answer sheet template, wherein answer sheet template includes: video identification code and positioning
Point, video identification code is for identifying answer sheet template；Answer sheet template location information storage unit, for saving answer sheet template
The location information in upper all regions to be identified, wherein video identification code and anchor point are combined and answered for mapping to location information
Corresponding region on examination paper image, answer sheet image are the scan image of answer sheet.
It additionally provides a kind of computer equipment in the embodiment of the present invention, including memory, processor and is stored in memory
Computer program that is upper and can running on a processor, processor realize that any one of the above is optional when executing computer program
Or preferred answer sheet generation method or any one of the above is optional or preferred answer sheet recognition methods.
A kind of computer readable storage medium is additionally provided in the embodiment of the present invention, computer-readable recording medium storage has
It executes optional any one of the above or preferred answer sheet generation method or any one of the above is optional or preferred answer
Roll up the computer program of recognition methods.
In conclusion the embodiment of the present invention is after creating answer sheet template, by regions to be identified all in answer sheet template
Location information saved, so as to when identifying answer sheet image, by regions to be identified all in answer sheet template
Location information maps on answer sheet image, to identify corresponding region on answer sheet image.Due in answer sheet template
Video identification code can be identified for that answer sheet template, and the video identification code on answer sheet image can be identified for that answer sheet image, thus,
The embodiment of the present invention based on the video identification code on answer sheet image and answer sheet template, can by answer sheet image with it is corresponding
Answer sheet template is matched, can be by institute in answer sheet template in conjunction with the anchor point on answer sheet image and answer sheet template
The location information for needing identification region maps to answer sheet image, to identify corresponding region on answer sheet image.
Through the embodiment of the present invention, the identification that answer sheet can be realized only with a small amount of anchor point avoids existing answer
Volume anchor point the problem of influencing student's answer too much, and due on identification answer sheet image when region to be identified, it is only necessary to
Detect a small amount of anchor point, recognizer is simple, improves the recognition efficiency of answer sheet image.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
Describe in detail it is bright, it should be understood that the above is only a specific embodiment of the present invention, the guarantor being not intended to limit the present invention
Range is protected, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this
Within the protection scope of invention.
Claims (10)
1. a kind of answer sheet generation method characterized by comprising
Create answer sheet template, wherein the answer sheet template includes: video identification code and anchor point, described image identification code
For identifying the answer sheet template；
Save the location information in all regions to be identified in the answer sheet template, wherein described image identification code and described fixed
In conjunction with for the location information to be mapped to corresponding region on answer sheet image, the answer sheet image is answer sheet in site
Scan image.
2. the method as described in claim 1, which is characterized in that creation answer sheet template, comprising:
Receive externally input answer sheet configuration information；
According to the answer sheet configuration information, the answer sheet template is created.
3. a kind of answer sheet recognition methods characterized by comprising
Obtain answer sheet image, wherein the answer sheet image is the scan image of answer sheet, and the answer sheet image at least wraps
Include: video identification code and anchor point, described image identification code is for identifying the answer sheet image；
It is identified based on described image, searches answer sheet template corresponding with the answer sheet image, and obtain pre-stored institute
State the location information in all regions to be identified in answer sheet template；
Based on described image identification code and the anchor point, by the location information in regions to be identified all in the answer sheet template
Map to the answer sheet image；
According to mapping result, corresponding region on the answer sheet image is identified.
4. method as claimed in claim 3, which is characterized in that it is based on described image identification code and the anchor point, it will be described
The location information in all regions to be identified maps to the answer sheet image in answer sheet template, including one of any as follows:
Based on described image identification code and at least two anchor points, by the position in regions to be identified all in the answer sheet template
Information MAP is to the answer sheet image；
Based on described image identification code and at least three anchor points, by the position in regions to be identified all in the answer sheet template
Information MAP is to the answer sheet image.
5. a kind of answer sheet generating means characterized by comprising
Answer sheet template creating unit, for creating answer sheet template, wherein the answer sheet template includes: video identification code
And anchor point, described image identification code is for identifying the answer sheet template；
Answer sheet template location information storage unit, the position for saving all regions to be identified in the answer sheet template are believed
Breath, wherein described image identification code and the anchor point are in conjunction with for mapping to phase on answer sheet image for the location information
The region answered, the answer sheet image are the scan image of answer sheet.
6. device as claimed in claim 5, which is characterized in that the answer sheet template creating unit includes:
Answer sheet configuration information receiving module, for receiving externally input answer sheet configuration information；
Answer sheet template creation module, for creating the answer sheet template according to the answer sheet configuration information.
7. a kind of answer sheet identification device characterized by comprising
Answer sheet scanning element, for obtaining answer sheet image, wherein the answer sheet image is the scan image of answer sheet,
The answer sheet image includes at least: video identification code and anchor point, and described image identification code is for identifying the answer sheet figure
Picture；
Answer sheet template matching unit searches answer sheet corresponding with the answer sheet image for identifying based on described image
Template, and obtain the location information in all regions to be identified in the pre-stored answer sheet template；
Answer sheet template location information map unit, for being based on described image identification code and the anchor point, by the answer
The location information in all regions to be identified maps to the answer sheet image in volume template；
Answer sheet image identification unit, for identifying corresponding region on the answer sheet image according to mapping result.
8. device as claimed in claim 7, which is characterized in that the answer sheet template location information map unit includes as follows
It is one of any:
First mapping subelement will be in the answer sheet template for being based on described image identification code and at least two anchor points
The location information in all regions to be identified maps to the answer sheet image；
Second mapping subelement will be in the answer sheet template for being based on described image identification code and at least three anchor points
The location information in all regions to be identified maps to the answer sheet image.
9. a kind of computer equipment including memory, processor and stores the meter that can be run on a memory and on a processor
Calculation machine program, which is characterized in that the processor realizes answer of any of claims 1 or 2 when executing the computer program
Roll up answer sheet recognition methods described in generation method or claim 3 or 4.
10. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage has perform claim
The computer program of answer sheet recognition methods described in answer sheet generation method or claim 3 or 4 described in wanting 1 or 2.
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| CN201910450594.9A CN110276340A (en) | 2019-05-28 | 2019-05-28 | Answer sheet generates and recognition methods and device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110991357A (en) * | 2019-12-06 | 2020-04-10 | 北京一起教育信息咨询有限责任公司 | Answer matching method and device and electronic equipment |
| CN112700413A (en) * | 2020-12-30 | 2021-04-23 | 广东德诚大数据科技有限公司 | Answer sheet abnormity detection method and device, electronic equipment and storage medium |
| CN113919308A (en) * | 2021-10-20 | 2022-01-11 | 国网江苏省电力有限公司 | A method, device, electronic device and storage medium for determining ballot information |
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