CN104079587A - Certificate identification device and certificate check system - Google Patents
Certificate identification device and certificate check system Download PDFInfo
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- CN104079587A CN104079587A CN201410348663.2A CN201410348663A CN104079587A CN 104079587 A CN104079587 A CN 104079587A CN 201410348663 A CN201410348663 A CN 201410348663A CN 104079587 A CN104079587 A CN 104079587A
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Abstract
The invention discloses a certificate identification device which comprises a receiving unit for receiving certificate information transmitted by a server, a processing module for processing certificate image data received by the receiving unit, extracting letter information and comparing contents in a certificate database with the extracted letter information to obtain a comparison result, and a transmitting unit for transmitting the letter information and the comparison result obtained by the processing module to the server, wherein the certificate information comprises the certificate image data. Correspondingly, the invention further provides a certificate check system comprising the certificate identification device. The certificate check system further comprises a client and the server, wherein the server comprises an uploading unit, an input unit and a processing unit. The certificate identification device automatically identifies authenticity of a qualification certificate, the certificate check system can upload contents of the certificate, transmits a certificate identification result to the client, and a whole authenticity identification process of the certificate has the characteristics of high efficiency and high accuracy.
Description
Technical field
The present invention relates to a kind of certificate recognition device and certificate checking system, for checking the true and false of supplier's qualification certificates.
Background technology
To supplier's truth checking, all adopt traditional manual identified method at present, mainly comprise manufacturer's qualification certificates truth identification and the field test two large divisions of manufacturer.Supplier simply sends in one's application and puts on display after the demand file of own product on platform, carries out above-mentioned two-part inspection by the relevant staff of platform by contact supplier and by manual type.Above-mentioned check system needs cooperating with on one's own initiative of working platform personnel, and in the time of the application in the face of a large amount of suppliers, by the input of the more manpowers of needs.The inspection of manual type also easily causes subjective erroneous judgement in addition, like this personnel's experience is required also to improve thereupon.
Summary of the invention
The object of this invention is to provide that a kind of certificate recognition efficiency is high, accuracy rate is high, reduce certificate recognition device and the certificate checking system of hand labor.
For achieving the above object, according to an aspect of the present invention, provide a kind of certificate recognition device, having comprised:
Receiving element, the certificate information sending for reception server, certificate information comprises certificate view data;
Processing module, processes for the certificate view data that receiving element is received, and extracts Word message, contrasts and draws comparing result according to the Word message of the content in certificate database and extraction;
Transmitting element, is sent to respectively server for Word message and comparing result that processing module is drawn.
Thus, certificate recognition device is acceptance certificate information initiatively, and processing module can be identified automatically to certificate, then recognition result is sent to server.Therefore, the certificate recognition efficiency of certificate recognition device is high, accuracy rate is high, and has reduced hand labor.
In some embodiments, processing module comprises:
Memory cell, for Store Credentials template;
Graphics processing unit, for by certificate graphs as data processing synthetic image, image is carried out to gray processing processing and standardization processing, when standardization processing, image and certificate template are contrasted, determine the type of certificate;
Character extraction unit, according to the Word message in image after certificate type and certificate template identification standardization processing;
Retrieval unit, for sending retrieval request to certificate database, contrasts according to Word message and certificate information and retrieval of content, draws comparing result.
Thus, memory cell, graphics processing unit, character extraction unit and retrieval unit cooperatively interact, and have realized the processing to certificate image and the identification to the certificate true and false.
In some embodiments, processing module also comprises check and correction unit, and memory module also stores character code, and check and correction unit contrasts Word message and the character code of the identification of character extraction unit proofread and correct, and obtains recognition result.Thus, check and correction unit is proofreaded the Word message of identification, can guarantee the correctness of word identification, improves the accuracy rate of certificate identification.
In some embodiments, processing module is provided with operating system, and memory cell, graphics processing unit, character extraction unit, retrieval unit and check and correction unit are all located in operating system.Thus, operating system provides support to memory cell, graphics processing unit, character extraction unit, retrieval unit and check and correction unit.
In some embodiments, the standardization processing of graphics processing unit is that the direction of image is adjusted, and the Aspect Ratio of computed image, by the Aspect Ratio of image and certificate template contrast, is tentatively identified the certificate true and false and judges certificate type.Thus, adjust by the direction of image, can guarantee the correctness of word identification, tentatively identify the certificate true and false and judge certificate type, can simplify subsequent step.
In some embodiments, character extraction unit is classified according to certificate template to the word in the image after standardizing, intrinsic word in recognition image and unsteady word, extract the Word message that floats and be sent to check and correction unit, intrinsic word is the word in certificate with fixed position, regular length and template style, and unsteady word is the residue word of removing in certificate after intrinsic word.Thus, the setting of intrinsic word and unsteady word can be simplified the step of word identification, improves the accuracy of word identification.
In some embodiments, also comprise scanning means, obtain scanned picture for scanning papery certificate, and scanned picture is sent to processing module.Thus, user can upload electronic edition certificate information to server, can also certificate information be passed to processing module by scanning means.
Correspondingly, the present invention also provides a kind of certificate checking system that comprises above-mentioned certificate recognition device, also comprise client and server, server comprises uploading unit, input unit and processing unit, uploading unit receives the certificate view data of client upload, input unit is for receiving the certificate content of client input, processing unit is for sending certificate view data to receiving element, receive Word message and comparing result that transmitting element sends, the certificate content of Word message and input unit reception is compared, comparing result and comparative result are sent to client.Thus, certificate checking system can complete the truth identification of manufacturer's qualification certificates automatically, substitutes the work that manually completes qualification checking in early stage.
Beneficial effect of the present invention is: certificate recognition device carries out the automatic identification of the true and false to qualification certificates, and certificate checking system can complete certificate content, certificate graphs sends the whole certificate truth identification of certificate recognition result process as data upload and to client.Certificate checking system substitutes the work that manually completes qualification checking in early stage.Compare desk checking mode, certificate checking system automatic Verification has advantages of that efficiency is high and accuracy rate is high, and manufacturer can self-servicely complete the checkout procedure of qualification certificates, does not need working platform personnel initiatively to contact manufacturer.
Brief description of the drawings
Fig. 1 is the structural representation of the certificate recognition device of an embodiment of the present invention;
Fig. 2 is the structural representation of the certificate checking system that comprises the recognition device of certificate shown in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Fig. 1 has schematically shown the certificate recognition device according to one embodiment of the present invention.
As shown in Figure 1, this certificate recognition device comprises: receiving element 1, processing module 2 and transmitting element 3.
The certificate information that receiving element 1 sends for reception server 5, certificate information comprises certificate view data and filename.Processing module 2 is processed for the certificate view data that receiving element 1 is received, and extracts the Word message of certificate view data, contrasts and draws comparing result according to the content in certificate database 7 and certificate view data.Transmitting element 3 is sent to respectively server 5 for Word message and comparing result that processing module 2 is drawn.Transmitting element 3 is also sent to filename server 5, and server 5 is according to filename identification user and certificate type.
Processing module 2 comprises: memory cell 21, graphics processing unit 22, character extraction unit 23 and retrieval unit 24.
Memory cell 21, for Store Credentials template.Qualification certificates have polytype, and Aspect Ratio and the text composition of every kind of qualification certificates there are differences.Certificate template is image format, and certificate template is identical with Aspect Ratio and the text composition of corresponding certificate.
Graphics processing unit 22, for by certificate graphs as data processing synthetic image, image is carried out to gray processing processing and standardization processing, when standardization processing, image and certificate template are contrasted, determine the type of certificate.The certificate view data that receiving element 1 receives is digital information, and graphics processing unit need be converted to image by digital information, by certificate graphs as data processing synthetic image.The gray processing processing of graphics processing unit 22, the garbage in can rejection image, reduces data processing amount.The standardization processing of graphics processing unit 22 is the direction of image to be carried out to the adjustment levelling at angle visual angle, facilitates the extraction of successive character and ensures to extract accuracy.Standardization processing is Aspect Ratio and the image imaging of computed image also, by the Aspect Ratio of image and imaging and certificate template contrast, tentatively identifies the certificate true and false and judges certificate type.If tentatively identify certificate for " puppet ", preliminary recognition result is sent to server by transmitting element 3 so.
Character extraction unit 23, according to the Word message in certificate type and certificate template recognition image, be specially: character extraction unit 23 is classified according to certificate template to the word in the image after standardizing, intrinsic word in recognition image and unsteady word, extract the Word message that floats and be sent to check and correction unit 25.Intrinsic word is the word in certificate with fixed position, regular length and fixed form form, for example: the word such as " organization ", " address " in certificate is all masterplate forms, and has fixed position; Unsteady word is the residue word of removing in certificate after intrinsic word, for example: the information such as unit name, certificate number concrete in certificate is generally in rear printing, does not have fixed position and regular length.Therefore character extraction unit 23, first by built-in certificate masterplate and identify the intrinsic word in certificate masterplate, is classified as intrinsic word and is optionally rejected in image, then residue word is classified as to unsteady word, and extracts the word that floats.
Processing module 2 also comprises check and correction unit 25, and memory module 21 also stores character code, and unsteady word and character code that check and correction unit 25 extracts character extraction unit 23 by character recognition engine are proofreaded, and obtain word recognition result.Character code is Chinese character encoding, for contrasting with the unsteady word extracting, and then error recovery Chinese character.Character recognition engine can be OCR (Optical Character Recognition) engine.Wherein, word recognition result is the unsteady word on certificate, comprises unit name, certificate number concrete in certificate.
Retrieval unit 24, for sending retrieval request to certificate database 7, contrasts according to word recognition result and retrieval of content, draws comparing result.Retrieval unit 24 connects certificate database 7 by SQL Server.Certificate database 7 is the database on the server of each qualification certificates official website.Retrieval unit 24 is selected corresponding certificate database 7 and sends retrieval request to certificate database 7 according to the word recognition result of check and correction unit 25.The certificate information that retrieval unit 24 feeds back according to certificate database 7, compares with the word recognition result of check and correction unit 25, if comparison is correct, it is real being considered as certificate information.
The certificate recognition device of present embodiment also comprises scanning means 4, obtains scanned picture, and scanned picture is sent to processing module 2 for scanning papery certificate.
Correspondingly, according to the certificate checking system of comprising of one embodiment of the present invention of above-mentioned certificate recognition device, as shown in Figure 2, this certificate checking system also comprises server 5 and client 6, and server 5 comprises uploading unit 51, input unit 52 and processing unit 53.Uploading unit 51 receives the certificate view data that client 6 is uploaded, the certificate content that input unit 52 is inputted for receiving client 6.The certificate content that input unit 52 receives is the information such as organization, certificate number that user inputs voluntarily in client 6.
Processing unit 53 is for sending certificate view data, receiving Word message and comparing result that transmitting element 3 sends to receiving element 1, and the certificate content that Word message and input unit 52 receive is compared, comparing result and comparative result are sent to client 6.Concrete, the certificate view data that processing unit 53 receives uploading unit 51 is sent to receiving element 1; Word extraction unit 23 and the word recognition result that draws of check and correction unit 25, the comparing result that retrieval unit 24 draws are sent to respectively processing unit 53 by transmitting element 3; The certificate content that processing unit 53 receives word extraction unit 23 and the check and correction word recognition result that draws of unit 25 and input unit 52 compares and draws comparative result; Processing unit 53 is sent to client 6 by comparing result and comparative result.
Client 6 is the website platform of PC end, and client can upload certificate view data to server 5 at PC end, sends certificate content to server 5.Certificate recognition device and server 5 are all arranged on service centre, and server 5 sends certificate assay to client 6, thereby user can independently complete the checkout procedure of certificate, do not need working platform personnel initiatively to contact manufacturer.
It should be noted that, can also be that client 6 and certificate recognition device are arranged on same terminal.User sends certificate information by scanning means 4 to processing module 2 in terminal, sends certificate content by the input unit 52 of terminal to server 5, and server 5 sends certificate assay to terminal.
The workflow of certificate checking system is as follows:
S1, uploading unit 51 receive the certificate view data that client 6 is uploaded, and input unit 52 receives the certificate content that client 6 is inputted, and the certificate view data that wherein client 6 is uploaded is digital signal;
Certificate view data and file name are sent to receiving element 21 by S2, processing unit 53, and certificate view data is sent to processing module 3 by receiving element 21, can also be that processing module 3 is obtained certificate view data from scanning means 4;
S3, graphics processing unit 22 by certificate graphs as data processing synthetic image, image is carried out to gray processing processing and standardization processing, standardization processing is that the direction of image is adjusted, the Aspect Ratio of computed image, by the Aspect Ratio of image and certificate template contrast, tentatively identify the certificate true and false and judge certificate type, if tentatively identify certificate for " puppet ", preliminary recognition result is sent to server 5 by transmitting element 3 so, preliminary recognition result is pushed to client 6 by server 5,6 reminding user changes of client;
S4, character extraction unit 23 are according to the Word message in image after certificate type and certificate template identification standardization processing;
Word message and character code that character extraction unit 23 is identified in S5, check and correction unit 25 are proofreaded, obtain word recognition result, word recognition result is sent to server 5 by transmitting element 3, the certificate content that server 5 is inputted word recognition result and client 6 contrasts, if both are inconsistent, inconsistent results is pushed to client 6,6 reminding user changes of client;
S6, retrieval unit 24 send retrieval request to certificate database 7, contrast according to Word message and certificate content and retrieval of content, draw comparing result, Word message comparing result consistent with retrieval of content is " being verified ", and Word message comparing result consistent with retrieval of content is " checking is not passed through ";
Comparing result is sent to server 5 by S7, transmitting element 3, and comparing result is pushed to client 6 by server 5.
Above-described is only some embodiments of the present invention.For the person of ordinary skill of the art, without departing from the concept of the premise of the invention, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (7)
1. certificate recognition device, is characterized in that, comprising:
Receiving element (1), the certificate information sending for reception server (5), certificate information comprises certificate view data;
Processing module (2), process for the certificate view data that receiving element (1) is received, extract Word message, contrast and draw comparing result according to the Word message of the content in certificate database (7) and extraction;
Transmitting element (3), is sent to respectively server (5) for Word message and comparing result that processing module (2) is drawn.
2. certificate recognition device according to claim 1, is characterized in that, described processing module (2) comprising:
Memory cell (21), for Store Credentials template;
Graphics processing unit (22), for by certificate graphs as data processing synthetic image, image is carried out to gray processing processing and standardization processing, the image after standardization processing and certificate template are contrasted, determine the type of certificate;
Character extraction unit (23), according to the Word message in image after certificate type and certificate template identification standardization processing;
Retrieval unit (24), for sending retrieval request to certificate database (7), contrasts according to Word message and certificate information and retrieval of content, draws comparing result.
3. certificate recognition device according to claim 2, it is characterized in that, described processing module (2) also comprises check and correction unit (25), described memory module (21) also stores character code, described check and correction unit (25) contrasts Word message and the character code of character extraction unit (23) identification proofread and correct, and obtains word recognition result.
4. certificate recognition device according to claim 2, it is characterized in that, described graphics processing unit (22) for image direction is adjusted, computed image Aspect Ratio, by image Aspect Ratio and the certificate template contrast preliminary identification certificate true and false and judge the standardization processing of certificate type.
5. certificate recognition device according to claim 4, it is characterized in that, described character extraction unit (23) for the word of the image to after standardization according to certificate template classify, intrinsic word and unsteady word, the word that will float in recognition image be sent to check and correction unit (25), described intrinsic word is the word in certificate with fixed position, regular length and template style, and described unsteady word is the residue word of removing in certificate after intrinsic word.
6. certificate recognition device according to claim 1, is characterized in that, also comprises scanning means (4), obtains scanned picture, and scanned picture is sent to processing module (2) for scanning papery certificate.
7. comprise the certificate checking system of certificate recognition device described in claim 1～6 any one, it is characterized in that, also comprise server (5) and client (6), described server (5) comprises uploading unit (51), input unit (52) and processing unit (53), described uploading unit (51) receives the certificate view data that client (6) is uploaded, described input unit (52) is for receiving the certificate content of client (6) input, described processing unit (53) is for sending certificate view data to receiving element (1), receive Word message and comparing result that transmitting element (3) sends, the certificate content of Word message and input unit (52) reception is compared, comparing result and comparative result are sent to client (6).
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| CN201410348663.2A CN104079587A (en) | 2014-07-21 | 2014-07-21 | Certificate identification device and certificate check system |
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| CN104391878A (en) * | 2014-10-31 | 2015-03-04 | 小米科技有限责任公司 | Book search method and book search device |
| CN104573688A (en) * | 2015-01-19 | 2015-04-29 | 电子科技大学 | Mobile platform tobacco laser code intelligent identification method and device based on deep learning |
| CN104751171A (en) * | 2015-03-09 | 2015-07-01 | 中南大学 | Method of classifying Naive Bayes scanned certificate images based on feature weighting |
| CN106846011A (en) * | 2016-12-30 | 2017-06-13 | 金蝶软件（中国）有限公司 | Business license recognition methods and device |
| CN108171239A (en) * | 2018-02-02 | 2018-06-15 | 杭州清本科技有限公司 | The extracting method of certificate pictograph, apparatus and system, computer storage media |
| CN108229499A (en) * | 2017-10-30 | 2018-06-29 | 北京市商汤科技开发有限公司 | Certificate recognition methods and device, electronic equipment and storage medium |
| CN108319917A (en) * | 2018-02-02 | 2018-07-24 | 杭州清本科技有限公司 | Key message Enhancement Method, apparatus and system, storage medium in certificate image |
| CN108764194A (en) * | 2018-06-04 | 2018-11-06 | 科大讯飞股份有限公司 | A kind of text method of calibration, device, equipment and readable storage medium storing program for executing |
| CN110874752A (en) * | 2018-08-31 | 2020-03-10 | 绿源钻石有限公司 | Gem evaluation method and device, application program product and readable recording medium |
| CN111683089A (en) * | 2020-06-08 | 2020-09-18 | 绿盟科技集团股份有限公司 | Method, server, medium and computer equipment for identifying phishing website |
| CN112396435A (en) * | 2020-11-30 | 2021-02-23 | 重庆科技学院 | Credit identification and conversion system and method based on mode identification and network authentication |
| CN113313499A (en) * | 2021-03-17 | 2021-08-27 | 广东钟石爱木文化有限公司 | Method and system for detecting jewelry certificate of authentication |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104391878A (en) * | 2014-10-31 | 2015-03-04 | 小米科技有限责任公司 | Book search method and book search device |
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| CN108171239A (en) * | 2018-02-02 | 2018-06-15 | 杭州清本科技有限公司 | The extracting method of certificate pictograph, apparatus and system, computer storage media |
| CN108319917A (en) * | 2018-02-02 | 2018-07-24 | 杭州清本科技有限公司 | Key message Enhancement Method, apparatus and system, storage medium in certificate image |
| CN108764194A (en) * | 2018-06-04 | 2018-11-06 | 科大讯飞股份有限公司 | A kind of text method of calibration, device, equipment and readable storage medium storing program for executing |
| CN110874752A (en) * | 2018-08-31 | 2020-03-10 | 绿源钻石有限公司 | Gem evaluation method and device, application program product and readable recording medium |
| CN111683089A (en) * | 2020-06-08 | 2020-09-18 | 绿盟科技集团股份有限公司 | Method, server, medium and computer equipment for identifying phishing website |
| CN111683089B (en) * | 2020-06-08 | 2022-12-30 | 绿盟科技集团股份有限公司 | Method, server, medium and computer equipment for identifying phishing website |
| CN112396435A (en) * | 2020-11-30 | 2021-02-23 | 重庆科技学院 | Credit identification and conversion system and method based on mode identification and network authentication |
| CN113313499A (en) * | 2021-03-17 | 2021-08-27 | 广东钟石爱木文化有限公司 | Method and system for detecting jewelry certificate of authentication |
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Application publication date: 20141001 |