CN103295034A - Embedded type system and method for checking books being placed on shelf disorderly based on DSP - Google Patents
Embedded type system and method for checking books being placed on shelf disorderly based on DSP Download PDFInfo
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- CN103295034A CN103295034A CN2013101577806A CN201310157780A CN103295034A CN 103295034 A CN103295034 A CN 103295034A CN 2013101577806 A CN2013101577806 A CN 2013101577806A CN 201310157780 A CN201310157780 A CN 201310157780A CN 103295034 A CN103295034 A CN 103295034A
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Abstract
The invention discloses an embedded type system and method for checking books being placed on a shelf disorderly based on a DSP. The system for checking the books being placed on the shelf disorderly based on the DSP is composed of a data acquisition module, an image processing module, a wireless communication module and a checking module based on a library automation system ILASIII. According to the embedded type system and method for checking the books being placed on the shelf disorderly based on the DSP, books on the shelf in a library can be checked automatically, the structure of adopted hardware is simple, the code of software is small, and the system for checking books being placed on the shelf disorderly based on the DSP has the advantages of low power consumption, strong real-timeness, microminiaturization, low cost and the like. Further, the book checking and storing work in a modern large-circulating library can be finished quickly.
Description
Technical field
The present invention relates to the random frame checking system of a kind of embedded books based on DSP and method.
Background technology
Nowadays along with the library preservation books constantly increase, paper book is more and more, and the random frame phenomenon of library book is more and more, and this also becomes problem that can not be ignored of library management nowadays.The library mainly is according to giving collection book classification, label at present, according to label word order collected books, bookshelf are carried out the order framed bent, and leave original label word ordinal position in case there are collected books to be moved, then might be owing to there be search means well to make it to become dead book.After when putting bookshelf in order because the excessive greatly often dead book of arrangement is unheeded easily, this has just caused the waste of library resource, and then causes the reader easily to the query of library management and service level, the damage of library's image.
Nowadays Chang Gui books counting method mainly is divided into two classes: write legal document for others plate and RFID management of software ic.Many readers all can not correct use write legal document for others plate (as the plate of will writing legal document for others disorderly insert or need not), this makes that the random frame situation of collection books still frequently takes place in the library.The RFID management of software ic is to each copy of book in the library and all sticks the electronic tag that has the RFID chip, to stick the cost of electronic tag of RFID chip too big for each books concerning the big library of some collection amounts, and the instability that influences the label radiofrequency signal that sometimes is subjected to extraneous factor causes misreading its layer books of its frame sometimes, or the location time can be read and can not be read when making an inventory.These two kinds of methods all can not be fine the random frame of solution library book and check problem.
In order to realize quick and precisely locating the random frame books of library preservation position, need rapid and reliable system that the collection book information is collected, handled and locatees.Realize high-precision library preservation books location and random frame collected books information collection, also become day by day and nowadays constantly expanding the major issue that collection book amount library faces.
Summary of the invention
In order to solve existing book management system the deficiencies in the prior art, the invention provides a kind of fast and accurately based on the random frame checking system of embedded books of DSP.
In order to realize above-mentioned technical purpose, technical scheme of the present invention is to comprise
Be used for and scan at the spine that the frame books are arranged, after scan image cut apart and identifying, obtain the title that is indicated on the spine and the number of asking for as characteristic information, characteristic information is checked processing server by wireless network transmissions to the random frame of books, the echo random frame of books of checking the random frame information of books that processing server beams back by the random frame of books is checked data acquisition unit again, and
Be used for receiving the random frame of books and check the data that data acquisition unit is sent, the incomplete books number of asking for completion with the analysis of books image information, carry out random frame books identification according to the complete number of asking for, the random frame of books of checking data acquisition unit for the random frame of books by radio network feedback title and the number of the asking for characteristic information of random frame books is checked processing server again
The random frame of described books is checked data acquisition unit and the random frame of books and is checked processing server and communicate to connect by wireless mode;
The random frame of described books is checked data acquisition unit and is comprised camera, communication interface module, image processing nucleus module and LCDs, and described communication interface module handles nucleus module with high-resolution camera, image respectively and LCDs communicates to connect;
It is the computing machine that is equipped with wireless network module that the random frame of described books is checked processing server.
The random frame checking system of described a kind of embedded books based on DSP, described image is handled nucleus module and is comprised data storage cell, program storage unit (PSU) and dsp processor, and described dsp processor communicates to connect with data memory module and program storage block respectively.
The random frame checking system of described a kind of embedded books based on DSP, described communication interface module comprises camera input port, image decoding unit, UART Universal Asynchronous Receiver Transmitter, RS232 transceiver, RS232 port and wireless network card, the camera input port links to each other with camera, is used for gathering the image of external camera; The image decoding unit links to each other with the image input port of camera input port and dsp processor respectively, be used for receiving the analog image of camera port and decoding to generate digital picture and output to dsp processor, dsp processor is controlled decoding chip by iic bus; Controller and the dsp processor of UART Universal Asynchronous Receiver Transmitter communicate to connect, for the protocol conversion between the serial communication data of the parallel data that realizes dsp processor and UART Universal Asynchronous Receiver Transmitter; The RS232 transceiver links to each other with UART Universal Asynchronous Receiver Transmitter, is used for the level conversion between realization UART Universal Asynchronous Receiver Transmitter serial communication data and the RS232 communication data; The RS232 port connects the RS232 transceiver and is used for physical connection to outside RS232 communication port, and described wireless network card communicates to connect with dsp processor and is used for checking the processing server radio communication with the random frame of books and is connected.
The random frame counting method of a kind of embedded books based on DSP may further comprise the steps:
Step 1: utilizing the random frame of books to check data acquisition unit will carry out image acquisition at the spine that the frame books are arranged, and then the image of gathering be cut apart and identify, obtain the title that is indicated on the spine and the number of asking for as characteristic information;
Step 2: the characteristic information that obtains is sent to the random frame of books checks processing server and carry out integrality identification, call bibliography information and the collection information of library automation system ILAS III, by string matching completion incomplete call number information wherein, then full storehouse books positional information stored in characteristic information and the database is compared;
Step 3: gather being sent to the random frame of books in frame books tram information and checking data acquisition unit and show of image with current.
Described method, the image with gathering described in the described step 1 are cut apart and the step identified comprises:
Step 1: image is carried out pre-service with outstanding books spine region boundary member;
Step 2: image is carried out the edge cut apart;
Step 3: utilize boundary information that original image is resolved into single these books spine subimage;
Step 4: with character recognition technologies the call number on the spine and title are identified respectively, thereby finish the extraction of characteristic information.
The random frame of described books is checked processing server and is mainly comprised obtaining and recording and the prompting of random frame books and two functions of tram playback of random frame books of full storehouse books positional information, wherein:
(1) obtaining and record of full storehouse books positional information recorded the current actual position information of full shop each book, and this information has indicated in certain zone of certain these books or certain the chamber bookshelf floor in the shop, or has lent in certain reader's hand.And the variation of the actual deposit position of books is along with being implemented in of checking of collector obtains reflection at any time in the tables of data in the server.
(2) tram of the prompting of random frame books and random frame books playback, from the books number of asking for that full storehouse books positional information is determined, according to the number of asking for ordering rule, the wrong frame information of each chord position books is collected and prompting, show the correct chord position of waiting to return the frame books.
Compare with existing book management system, the invention has the advantages that:
1. the present invention's random frame books that will be applied to the library based on the embedded system of DSP are checked the field, realized the quick collection of random frame book information, have reduced the time that manpower is put random frame books cost in order;
2. volume of the present invention is little, integrated level is high, cost is low; Library only needs the random frame of books to check processing server to check data acquisition unit with several books unrest frame, reduced cost;
3. the present invention adopts DSP to realize books spine treatment of picture and analysis, has improved the speed of image acquisition, has reduced the pressure of server process data, the response time of having accelerated server, has improved the bulk velocity of system;
4. the present invention adopts the high resolving power camera to obtain collection in the spine information of frame books, imaging effect is good, keep the book information on the original spine to greatest extent, improved measuring accuracy, and the location of random frame books is not subjected to other disturbing effect except light.
The invention will be further described below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is system module synoptic diagram of the present invention;
Fig. 2 is image processing flow chart of the present invention;
Fig. 3 is system hardware synoptic diagram of the present invention.
Embodiment
Referring to Fig. 1, system involved in the present invention mainly forms by image capture module, image processing module, wireless communication module with based on the module of checking of library automation system ILASIII.At first image capture module is gathered at the spine image of frame arrangement the library by high-resolution camera, the image of gather is through the video decoding chip in the module, and analog image is converted in the TI DSP DM6446 chip that digital picture is input to image processing module; DSP at first image data storage in DRAM, the image processing program that calls then among the FLASH is handled the view data of storage, the image information of handling well (title/call number) is issued the random frame of books by wireless communication module check processing server; Wireless communication module is based on the ZigBee agreement, is selected to native system with advantages such as its low-power consumption, low cost and flexible networkings; Image information enters the random frame of books check processing server after, the bibliography information of server calls ILASIII and collection information webservice interface, utilize character string matching method with the possible incomplete books number of the asking for completion of image information analysis, carry out random frame books identification according to the complete number of asking for; Last server feeds back to data acquisition unit to information such as the title of random frame books and call number again by wireless communication module, and shows in the LCDs of data acquisition unit.
Accompanying drawing 2 has provided the groundwork flow process that image is handled.The idiographic flow step is as follows:
(1) image is carried out pre-service, better give prominence to spine region boundary member, the bookshelf image disruption that reduction exists.Preprocessing process comprises coloured image is changed into gray-scale map and gray balance.During because of Boundary Detection, handle the length that expends time in coloured image when subimage extracts, and handle with its gray image, can save time, but the effect after handling is unaffected.
(2) image being carried out the edge cuts apart:
Watershed algorithm is a kind of quick cutting techniques commonly used during image is handled, and the present invention adopts the watershed divide image segmentation algorithm based on sign: pretreated image is carried out form reconstruct, and the image after reconstruct marks the target that will extract.Utilize the mark of gained that pretreatment image is revised, at last revised pretreatment image is carried out watershed segmentation.
Adopt the above-mentioned form restructuring transformation that proposes to extract the watershed transform identification point, its watershed line is the edge of spine in the image just, can finish exactly cutting apart of spine border.
(3) utilize boundary information that original image is resolved into subimage.Every width of cloth subimage just represents a book, and the characteristic information that the subimage that extracts also is convenient to next step extracts.When extracting subimage, basic ideas are to build an empty graph onesize with former figure earlier, utilize boundary information then, the interior pixel value of image range that will contain Dan Benshu is made as 1, the rest of pixels value is 0, and newly-generated logical image and original image are occured simultaneously, and just can obtain a width of cloth subimage.
(4) with character recognition technologies the call number on the spine and title are identified respectively, thereby finish the extraction of spine information.Before doing character recognition, need earlier these character zones to be located respectively, separate call number and title characteristic information and come out, namely front gained image is divided again, call the OCR technology then character is identified.So far, title and the call number of single these books spine have all got access to.
Accompanying drawing 3 has provided the system hardware synoptic diagram, comprises that mainly the random frame of books is checked processing server and the random frame of books is checked data acquisition unit.
The random frame of books is checked data acquisition unit and comprised: high-resolution camera, power supply, communication interface base plate, image are handled core board and LCDs, and the communication interface base plate is connected with high-resolution camera, power supply, image processing core board, LCDs respectively by electric wire.
Dynamic RAM DRAM(pin-saving chip), FLASH storer (procedure stores chip), dsp processor image is handled core board and is comprised:.The data bus of dsp processor links to each other with the FLASH storer with dynamic storage DRAM with address bus, and dsp processor is by address visit dynamic data and the static data of appointment.
The communication interface base plate comprises: camera input port, image decoding chip, wireless network card, UART Universal Asynchronous Receiver Transmitter, RS232 transceiver, RS232 port.The camera input port links to each other with camera, is used for gathering the image of external camera; The image decoding chip links to each other with the image input port VPFE of camera input port and dsp processor respectively, be used for receiving the analog image of camera port and decoding, generate digital picture and output to dsp processor, dsp processor is controlled decoding chip by iic bus; The controller of UART Universal Asynchronous Receiver Transmitter links to each other with address bus with the data bus of dsp processor, for the protocol conversion between the serial communication data of the parallel data that realizes dsp processor and UART Universal Asynchronous Receiver Transmitter; The RS232 transceiver links to each other with UART Universal Asynchronous Receiver Transmitter, is used for the level conversion between realization UART Universal Asynchronous Receiver Transmitter serial communication data and the RS232 communication data; The RS232 port is to outside RS232 communication port for physical connection.
Claims (5)
1. the random frame checking system of the embedded books based on DSP is characterized in that, comprises
Be used for and scan at the spine that the frame books are arranged, after scan image cut apart and identifying, obtain the title that is indicated on the spine and the number of asking for as characteristic information, characteristic information is checked processing server by wireless network transmissions to the random frame of books, the echo random frame of books of checking the random frame information of books that processing server beams back by the random frame of books is checked data acquisition unit again, and
Be used for receiving the random frame of books and check the data that data acquisition unit is sent, the incomplete books number of asking for completion with the analysis of books image information, carry out random frame books identification according to the complete number of asking for, the random frame of books of checking data acquisition unit for the random frame of books by radio network feedback title and the number of the asking for characteristic information of random frame books is checked processing server again
The random frame of described books is checked data acquisition unit and the random frame of books and is checked processing server and communicate to connect by wireless mode;
The random frame of described books is checked data acquisition unit and is comprised camera, communication interface module, image processing nucleus module and LCDs, and described communication interface module handles nucleus module with high-resolution camera, image respectively and LCDs communicates to connect;
It is the computing machine that is equipped with wireless network module that the random frame of described books is checked processing server.
2. the random frame checking system of a kind of embedded books based on DSP according to claim 1, it is characterized in that, described image is handled nucleus module and is comprised data storage cell, program storage unit (PSU) and dsp processor, and described dsp processor communicates to connect with data memory module and program storage block respectively.
3. according to the random frame checking system of the described a kind of embedded books based on DSP of claim 2, it is characterized in that, described communication interface module comprises camera input port, image decoding unit, UART Universal Asynchronous Receiver Transmitter, RS232 transceiver, RS232 port and wireless network card, the camera input port links to each other with camera, is used for gathering the image of external camera; The image decoding unit links to each other with the image input port of camera input port and dsp processor respectively, be used for receiving the analog image of camera port and decoding to generate digital picture and output to dsp processor, dsp processor is controlled decoding chip by iic bus; Controller and the dsp processor of UART Universal Asynchronous Receiver Transmitter communicate to connect, for the protocol conversion between the serial communication data of the parallel data that realizes dsp processor and UART Universal Asynchronous Receiver Transmitter; The RS232 transceiver links to each other with UART Universal Asynchronous Receiver Transmitter, is used for the level conversion between realization UART Universal Asynchronous Receiver Transmitter serial communication data and the RS232 communication data; The RS232 port connects the RS232 transceiver and is used for physical connection to outside RS232 communication port, and described wireless network card communicates to connect with dsp processor and is used for checking the processing server radio communication with the random frame of books and is connected.
4. the random frame counting method of the embedded books based on DSP is characterized in that, may further comprise the steps:
Step 1: utilizing the random frame of books to check data acquisition unit will carry out image acquisition at the spine that the frame books are arranged, and then the image of gathering be cut apart and identify, obtain the title that is indicated on the spine and the number of asking for as characteristic information;
Step 2: the characteristic information that obtains is sent to the random frame of books checks processing server and carry out integrality identification, call bibliography information and the collection information of library automation system ILAS III, by string matching completion incomplete call number information wherein, then full storehouse books positional information stored in characteristic information and the database is compared;
Step 3: gather being sent to the random frame of books in frame books tram information and checking data acquisition unit and show of image with current.
5. method according to claim 4 is characterized in that, the image with gathering described in the described step 1 is cut apart and the step identified comprises:
Step 1: image is carried out pre-service with outstanding books spine region boundary member;
Step 2: image is carried out the edge cut apart;
Step 3: utilize boundary information that original image is resolved into single these books spine subimage;
Step 4: with character recognition technologies the call number on the spine and title are identified respectively, thereby finish the extraction of characteristic information.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103955876A (en) * | 2014-05-15 | 2014-07-30 | 武汉科技大学 | Library automatic debugging system based on embedded technology and image processing |
| CN104182934A (en) * | 2014-08-06 | 2014-12-03 | 西安电子科技大学 | Automatic book counting method based on spine image characteristics and spatial filtering |
| CN104966081A (en) * | 2015-06-04 | 2015-10-07 | 广州美读信息技术有限公司 | Spine image recognition method |
| CN103731558B (en) * | 2014-01-08 | 2016-04-27 | 中国石油大学(华东) | A kind of books localization method based on mobile phone camera |
| CN106805525A (en) * | 2017-02-03 | 2017-06-09 | 福建工程学院 | A kind of radio frequency identification book searching board and its management system |
| CN106846354A (en) * | 2017-01-23 | 2017-06-13 | 中国人民解放军海军航空工程学院 | A kind of Book Inventory method on frame converted based on image segmentation and random hough |
| CN107220914A (en) * | 2017-04-11 | 2017-09-29 | 江苏大学 | A kind of intelligent book management and reading design method |
| CN107274561A (en) * | 2017-08-10 | 2017-10-20 | 大连民族大学 | Self-service books sorter and distribution method |
| CN107403217A (en) * | 2017-06-20 | 2017-11-28 | 杭州知书科技有限公司 | A kind of label aids in random frame identifying system |
| CN108875616A (en) * | 2018-06-07 | 2018-11-23 | 广东数相智能科技有限公司 | A kind of Books Chaotic Frame detection method, electronic equipment and storage medium |
| CN108921160A (en) * | 2018-05-04 | 2018-11-30 | 广东数相智能科技有限公司 | A kind of books recognition methods, electronic equipment and storage medium |
| CN109241374A (en) * | 2018-06-07 | 2019-01-18 | 广东数相智能科技有限公司 | A kind of book information library update method and books in libraries localization method |
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| CN111003080A (en) * | 2019-12-26 | 2020-04-14 | 北京海纳川汽车部件股份有限公司 | Wheel sequencing error prevention method and system |
| CN112307793A (en) * | 2020-10-30 | 2021-02-02 | 杭州横竖科技有限公司 | Method for batch recognition of bar codes on spine under complex background |
| CN112614284A (en) * | 2020-10-30 | 2021-04-06 | 淄博萃智工业设计咨询有限公司 | Intelligent bookshelf of borrowing by oneself |
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| CN103731558B (en) * | 2014-01-08 | 2016-04-27 | 中国石油大学(华东) | A kind of books localization method based on mobile phone camera |
| CN103955876A (en) * | 2014-05-15 | 2014-07-30 | 武汉科技大学 | Library automatic debugging system based on embedded technology and image processing |
| CN104182934A (en) * | 2014-08-06 | 2014-12-03 | 西安电子科技大学 | Automatic book counting method based on spine image characteristics and spatial filtering |
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| CN106846354A (en) * | 2017-01-23 | 2017-06-13 | 中国人民解放军海军航空工程学院 | A kind of Book Inventory method on frame converted based on image segmentation and random hough |
| CN106846354B (en) * | 2017-01-23 | 2019-07-23 | 中国人民解放军海军航空大学 | A kind of Book Inventory method on the frame converted based on image segmentation and random hough |
| CN106805525A (en) * | 2017-02-03 | 2017-06-09 | 福建工程学院 | A kind of radio frequency identification book searching board and its management system |
| CN107220914A (en) * | 2017-04-11 | 2017-09-29 | 江苏大学 | A kind of intelligent book management and reading design method |
| CN107403217A (en) * | 2017-06-20 | 2017-11-28 | 杭州知书科技有限公司 | A kind of label aids in random frame identifying system |
| CN107274561A (en) * | 2017-08-10 | 2017-10-20 | 大连民族大学 | Self-service books sorter and distribution method |
| CN108921160A (en) * | 2018-05-04 | 2018-11-30 | 广东数相智能科技有限公司 | A kind of books recognition methods, electronic equipment and storage medium |
| CN108875616A (en) * | 2018-06-07 | 2018-11-23 | 广东数相智能科技有限公司 | A kind of Books Chaotic Frame detection method, electronic equipment and storage medium |
| CN109241374A (en) * | 2018-06-07 | 2019-01-18 | 广东数相智能科技有限公司 | A kind of book information library update method and books in libraries localization method |
| CN109241374B (en) * | 2018-06-07 | 2022-05-20 | 广东数相智能科技有限公司 | Book information base updating method and library book positioning method |
| CN110490169A (en) * | 2019-08-26 | 2019-11-22 | 阿里巴巴集团控股有限公司 | A kind of article rack method for inspecting, device and equipment |
| CN111003080A (en) * | 2019-12-26 | 2020-04-14 | 北京海纳川汽车部件股份有限公司 | Wheel sequencing error prevention method and system |
| CN112307793A (en) * | 2020-10-30 | 2021-02-02 | 杭州横竖科技有限公司 | Method for batch recognition of bar codes on spine under complex background |
| CN112614284A (en) * | 2020-10-30 | 2021-04-06 | 淄博萃智工业设计咨询有限公司 | Intelligent bookshelf of borrowing by oneself |
| CN112307793B (en) * | 2020-10-30 | 2022-08-02 | 杭州横竖科技有限公司 | Method for batch recognition of bar codes on spine under complex background |
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