CN106960015A - A kind of medical image retrieval system and search method based under computer disposal - Google Patents

A kind of medical image retrieval system and search method based under computer disposal Download PDF

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Publication number
CN106960015A
CN106960015A CN201710123912.1A CN201710123912A CN106960015A CN 106960015 A CN106960015 A CN 106960015A CN 201710123912 A CN201710123912 A CN 201710123912A CN 106960015 A CN106960015 A CN 106960015A
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information
image
electrically
data
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李清亮
赵家石
师为礼
苗语
张子鹏
魏国栋
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Changchun Normal University
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Changchun University of Science and Technology
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/50Information retrieval; Database structures therefor; File system structures therefor of still image data
    • G06F16/58Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • G06F16/583Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
    • G06F16/5846Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content using extracted text
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/50Information retrieval; Database structures therefor; File system structures therefor of still image data
    • G06F16/51Indexing; Data structures therefor; Storage structures
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/50Information retrieval; Database structures therefor; File system structures therefor of still image data
    • G06F16/58Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • G06F16/583Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
    • G06F19/321

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  • Theoretical Computer Science (AREA)
  • Library & Information Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Data Mining & Analysis (AREA)
  • Software Systems (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Medical Treatment And Welfare Office Work (AREA)

Abstract

The invention discloses a kind of medical image retrieval system based under computer disposal in image retrieval technologies field, including obtaining image subsystems, the acquisition image subsystems electrically export connection central processing unit, the central processing unit is electrically bi-directionally connected retrieval subsystem, the central processing unit electrically exports connection display subsystem, the display subsystem is electrically bi-directionally connected feedback subsystem, the present invention directly reads information in input picture by obtaining image subsystems, ensure the accuracy of retrieval, be conducive to the accuracy of the analysis to pathology, reduce personal subjectivity and uncertainty, make the retrieval order of image by central processing unit, ensure quick recall precision and accuracy, can be fast and accurately respectively from Computer Database by retrieval subsystem, the information to be retrieved is retrieved in internet and index data base, the scope for ensureing the accuracy of information and retrieving is wide.

Description

A kind of medical image retrieval system and search method based under computer disposal
Technical field
The present invention relates to image retrieval technologies field, specially a kind of medical image retrieval system based under computer disposal System and search method.
Background technology
In recent years, with the progress of Medical Imaging Technology, the medical image such as CT, MRI, CR, digital subtraction angiography is set Standby acquired digital picture, is converted into the DICOM picture formats including additional informations such as patient information, photography conditions, so Afterwards, these images are stored and managed in transmission PACS system, and PACS system has been obtained for extensively in clinical diagnosis Application, as computer, multimedia and internet are developed rapidly, occur in that the digital image information of magnanimity on internet Resource, in recent years picture search is growth rate most fast classified search application, the picture search time of several big search engines in the whole world Number is doubled and redoubled, therefore image retrieval technologies turn into the focus studied both at home and abroad, how efficiently to organize, management and retrieval Large-scale image data base, also as the key technology in the major projects such as Future Information highway, digital library, figure It is one of theoretical foundation of Video Information Retrieval Techniquess as retrieval is also a chief component of multimedia information retrieval technology, Occupy very important status in information retrieval field, earlier picture retrieval is main by carrying out artificial textual annotation to image, Lookup to characteristics of image is realized using text retrieval, it is this using marking time-consuming by the way of keyword description information take manually Power, and inevitably therefore, designed a kind of based under computer disposal with personal subjectivity and uncertainty Medical image retrieval system and search method.
The content of the invention
It is an object of the invention to provide a kind of medical image retrieval system and search method based under computer disposal, Wasted time and energy, and can not be kept away by the way of keyword description information is marked manually with solve to propose in above-mentioned background technology Personal subjectivity and uncertainty can be carried with exempting from the problem of.
To achieve the above object, the present invention provides following technical scheme:A kind of medical image based under computer disposal Searching system, including image subsystems are obtained, the acquisition image subsystems electrically export connection central processing unit, the center Processor is electrically bi-directionally connected retrieval subsystem, and the central processing unit electrically exports connection display subsystem, display System is electrically bi-directionally connected feedback subsystem.
It is preferred that, the acquisition image subsystems include picture sweep unit, the electrical company of output of described image scanning element Image identification unit is connect, described image recognition unit electrically exports connection Date Conversion Unit, and the Date Conversion Unit is electrical Output connection data processor, the data processor electrically exports connection input block and data storage cell respectively.
It is preferred that, the retrieval subsystem includes information acquisition unit, and it is micro- that described information collecting unit electrically exports connection Processor, electrically output connects database and Computer Database to the microprocessor respectively, and the Computer Database is electrical Output connection scheduler, the scheduler electrically exports connection internet, and the Computer Database is electrically bi-directionally connected calculating Machine analytic unit, the computer analytic unit electrically inputs connection database, the electrical company of output of the computer analytic unit Index is connect, the index electrically exports join index database, and the index data base is electrically bi-directionally connected searcher.
It is preferred that, the display subsystem includes data extracting unit, and the data extracting unit electrically exports connection figure Literary converting unit, the picture and text converting unit electrically exports connection image processor, the electrical output respectively of described image processor Image storage unit and driver element are connected, the driver element electrically exports connection display.
It is preferred that, the feedback subsystem includes data acquisition unit, and the data acquisition unit electrically exports connection number According to comparison unit, the Data Comparison unit electrically exports link information processor, the electrical output respectively of described information processor Link information memory cell and output unit.
It is preferred that, a kind of search method step of the medical image retrieval system based under computer disposal is as follows:
S1:By obtaining the picture sweep unit scan image information in image subsystems, known by image identification unit Not Cai Ji the image that scans of picture sweep unit, the information that image identification unit is recognized is converted into by Date Conversion Unit Computer language, by Date Conversion Unit the information transmission of conversion into data processor, pass through data processor passing The information passed is delivered separately in data storage cell and input block, by input block the information input to be retrieved Into central processing unit;
S2:The letter that input block is input in central processing unit is gathered by the information acquisition unit in retrieval subsystem Breath, by information acquisition unit the information transmission collected into microprocessor, by microprocessor the letter passed over Breath is delivered separately to database and Computer Database, and computer analytic unit is given the information transmission of retrieval by database, The computer analytic unit carries out data analysis to the information of transmission and is delivered separately to Computer Database and index, passes through Index conveys information to index data base, and retrieval is carried out in index data base by index data base triggering searcher adopts Collect information;
S3:Information transmission microprocessor and computer analytic unit passed over by Computer Database is to scheduling In device, enter the retrieval of row information in internet by scheduler;
S4:The data information transfer that searcher and scheduler are retrieved is extracted by the data extracting unit in display subsystem Picture and text converting unit is given, the information of extraction is converted into image procossing by picture and text converting unit by pictograph information transmission The pictograph information passed over, image storage unit and driver element are delivered separately to by image processor by device, are led to Over-drive unit driving display shows the image information retrieved;
S5:Data message in image storage unit is gathered by the data acquisition unit in feedback subsystem, then passed through Data acquisition unit is carried out the information transmission collected to Data Comparison unit after Data Comparison by Data Comparison unit, The information transmission after contrast into message handler, the information passed over is delivered separately to by message handler by information Memory cell and output unit, by output unit the information transmission after contrast to image processor, image processor passes through Stop extraction of the data extracting unit to searcher and scheduler information after the information that output unit is passed over, receive information..
Compared with prior art, the beneficial effects of the invention are as follows:The present invention by obtain image subsystems directly read it is defeated Enter the information in image, it is ensured that the accuracy of retrieval, be conducive to the accuracy of the analysis to pathology, reduce personal subjectivity and not Certainty, the retrieval order of image is made by central processing unit, it is ensured that quick recall precision and accuracy, by retrieving son System can fast and accurately retrieve the information to be retrieved from Computer Database, internet and index data base respectively, The scope for ensureing the accuracy of information and retrieving is wide, and retrieval rate is fast, improves operating efficiency, it is ensured that to patient fast and accurately Diagnosis, the information for enabling retrieval subsystem to retrieve by display subsystem is timely shown, conveniently to the pathology of patient Diagnosis and contrast, enable by feedback subsystem retrieval information to feedback, it is ensured that retrieval is quick and precisely, it is ensured that work The high efficiency of work.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 obtains image subsystems schematic diagram for the present invention;
Fig. 3 is retrieval subsystem schematic diagram of the present invention;
Fig. 4 is display subsystem schematic diagram of the present invention;
Fig. 5 is feedback subsystem schematic diagram of the present invention;
Fig. 6 is workflow diagram of the present invention.
In figure:1 obtain image subsystems, 2 central processing units, 3 retrieval subsystems, 4 display subsystems, 5 feedback subsystems, 6 picture sweep units, 7 image identification units, 8 Date Conversion Units, 9 data processors, 10 input blocks, 11 data storage lists Member, 12 information acquisition units, 13 microprocessors, 14 databases, 15 Computer Databases, 16 schedulers, 17 internets, 18 are calculated Machine analytic unit, 19 indexs, 20 index data bases, 21 searchers, 22 data extracting units, 23 picture and text converting units, 24 figures As processor, 25 image storage units, 26 driver elements, 27 displays, 28 data acquisition units, 29 Data Comparison units, 30 Message handler, 31 information memory cells, 32 output units.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Fig. 1-6 are referred to, the present invention provides a kind of technical scheme:A kind of medical image retrieval based under computer disposal System, including image subsystems 1 are obtained, electrically output connects central processing unit 2, the center to the acquisition image subsystems 1 Processor 2 is electrically bi-directionally connected retrieval subsystem 3, and electrically output connects display subsystem 4 to the central processing unit 2, described aobvious Show that subsystem 4 is electrically bi-directionally connected feedback subsystem 5.
Wherein, the acquisition image subsystems 1 include picture sweep unit 6, are believed by the scan image of picture sweep unit 6 Breath, electrically output connects image identification unit 7 to described image scanning element 6, is swept by the identification collection image of image identification unit 7 The image that unit 6 is scanned is retouched, electrically output connects Date Conversion Unit 8 to described image recognition unit 7, passes through data conversion list The information that member 8 recognizes image identification unit 7 is converted into computer language, and electrically output connects number to the Date Conversion Unit 8 According to processor 9, data storage cell 11 and input block 10 are delivered separately to by 9 information passed over of data processor In, the data processor 9 electrically output connection input block 10 and data storage cell 11 respectively, by input block 10 The information input to be retrieved is stored the data message of input by data storage cell 11, facilitates the later stage into central processing unit 2 Transfer and check, the retrieval subsystem 3 include information acquisition unit 12, pass through information acquisition unit 12 gather input block 10 are input to the information in central processing unit 2, and the electrical output connecting microprocessor 13 of described information collecting unit 12 passes through micro- place Reason 13 information passed over of device are delivered separately to database 14 and Computer Database 15, and the microprocessor 13 is electric respectively Property output connection database 14 and Computer Database 15, give computer to analyze the information transmission of retrieval by database 14 single Member 18, information transmission microprocessor 13 and computer analytic unit 18 passed over by Computer Database 15 is to dispatching In device 16, electrically output connects scheduler 16 to the Computer Database 15, is believed by scheduler 16 in internet 17 The retrieval of breath, electrically output connects internet 17 to the scheduler 16, passes through the setting of internet 17, it is ensured that the scope of retrieval Extensively, it is ensured that the accuracy of retrieval, the Computer Database 15 is electrically bi-directionally connected computer analytic unit 18, the computer The information of 18 pairs of transmission of analytic unit carries out data analysis and is delivered separately to Computer Database 15 and index 19, described to calculate Electrically input connects database 14 to machine analytic unit 18, and the computer analytic unit 18 electrically exports connecting strand lead device 19, leads to Cross index 19 and convey information to index data base 20, the index 19 electrically exports join index database 20, described Index data base 20 is electrically bi-directionally connected searcher 21, and searcher 21 is triggered in index data base 20 by index data base 20 Retrieval collection information is carried out, the display subsystem 4 includes data extracting unit 22, extracts and retrieve by data extracting unit 22 The data message that device 21 and scheduler 16 are retrieved, electrically output connects picture and text converting unit 23 to the data extracting unit 22, leads to Cross picture and text converting unit 23 and the information of extraction is converted into pictograph information, the picture and text converting unit 23 electrically output connection Image processor 24, image storage unit 25 is delivered separately to by 24 pictograph information passed over of image processor With driver element 26, electrically output connects image storage unit 25 and driver element 26 to described image processor 24 respectively, passes through Image storage unit 25 stores the image information of conversion, facilitates data acquisition unit 28 to gather the data in image storage unit 25 Information, drives display 27 to show the image information retrieved, electrically output connects the driver element 26 by driver element 26 Display 27 is connect, the information of retrieval is shown by display 27, the feedback subsystem 5 includes data acquisition unit 28, passed through Data message in the collection image storage unit 25 of data acquisition unit 28, electrically output connects number to the data acquisition unit 28 According to comparison unit 29, carried out by Data Comparison unit 29 after Data Comparison, the information transmission after contrast to message handler In 30, the electrical output link information processor 30 of the Data Comparison unit 29 is passed over by message handler 30 Information is delivered separately to information memory cell 31 and output unit 32, and described information processor 30 electrically exports link information respectively Memory cell 31 and output unit 32, store the information after contrast by information memory cell 31, facilitate checking and adjusting for later stage Take, by output unit (32) the information transmission after contrast to image processor 24, image processor 24 passes through output unit 32 information that pass over stop extraction of the data extracting units 22 to searcher 21 and the information of scheduler 16, it is ensured that retrieval it is fast It is fast accurate, it is ensured that the high efficiency of retrieval.
A kind of search method of the medical image retrieval system based under computer disposal, comprises the following steps:
S1:By obtaining the scan image information of picture sweep unit 6 in image subsystems 1, pass through image identification unit 7 The image that identification collection picture sweep unit 6 is scanned, the information that image identification unit 7 is recognized by Date Conversion Unit 8 Be converted into computer language, by Date Conversion Unit 8 the information transmission of conversion into data processor 9, at data Reason 9 information passed over of device are delivered separately in data storage cell 11 and input block 10, by input block 10 The information input to be retrieved is into central processing unit 2;
S2:Input block 10 is gathered by the information acquisition unit 12 in retrieval subsystem 3 to be input in central processing unit 2 Information, the information transmission collected by information acquisition unit 12 passes through microprocessor 13 passing into microprocessor 13 The information passed is delivered separately to database 14 and Computer Database 15, and the information transmission of retrieval is given by database 14 Computer analytic unit 18, the information of 18 pairs of transmission of computer analytic unit carries out data analysis and is delivered separately to computer Database 15 and index 19, index data base 20 is conveyed information to by index 19, is triggered by index data base 20 Searcher 21 carries out retrieval collection information in index data base 20;
S3:The information transmission that microprocessor 13 and computer analytic unit 18 are passed over by Computer Database 15 Into scheduler 16, enter the retrieval of row information in internet 17 by scheduler 16;
S4:The data that searcher 21 and scheduler 16 are retrieved are extracted by the data extracting unit 22 in display subsystem 4 The information of extraction is converted into pictograph information transmission by information transmission to picture and text converting unit 23 by picture and text converting unit 23 To image processor 24, image storage unit is delivered separately to by 24 pictograph information passed over of image processor 25 and driver element 26, drive display 27 to show the image information retrieved by driver element 26;
S5:Data message in image storage unit 25 is gathered by the data acquisition unit 28 in feedback subsystem 5, then The information transmission collected by data acquisition unit 28 enters line number to Data Comparison unit 29 by Data Comparison unit 29 After contrast, the information transmission after contrast into message handler 30, the information passed over by message handler 30 Be delivered separately to information memory cell 31 and output unit 32, by output unit 32 the information transmission after contrast to image at Manage and stop data extracting unit 22 after device 24, the information that image processor 24 is passed over by output unit 32, receive information Extraction to searcher 21 and the information of scheduler 16.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understand and these embodiments can be carried out without departing from the principles and spirit of the present invention a variety of changes, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (6)

1. a kind of medical image retrieval system based under computer disposal, including image subsystems (1) are obtained, its feature exists In:Electrically output connects central processing unit (2), the electrical two-way company of the central processing unit (2) to the acquisition image subsystems (1) Retrieval subsystem (3) is connect, electrically output connects display subsystem (4), the display subsystem (4) to the central processing unit (2) Electrically it is bi-directionally connected feedback subsystem (5).
2. a kind of medical image retrieval system based under computer disposal according to claim 1, it is characterised in that:Institute Stating acquisition image subsystems (1) includes picture sweep unit (6), and described image scanning element (6) electrically know by output connection figure picture Other unit (7), electrically output connects Date Conversion Unit (8), the Date Conversion Unit (8) to described image recognition unit (7) Electrically output connects data processor (9), the electrical output connection input block (10) of data processor (9) difference and data Memory cell (11).
3. a kind of medical image retrieval system based under computer disposal according to claim 1, it is characterised in that:Institute Stating retrieval subsystem (3) includes information acquisition unit (12), the electrical output connecting microprocessor of described information collecting unit (12) (13), the microprocessor (13) electrically exports connection database (14) and Computer Database (15), the computer respectively Electrically output connects scheduler (16), the scheduler (16) electrically output connection internet (17), the meter to database (15) Calculation machine database (15) is electrically bi-directionally connected computer analytic unit (18), and electrically input connects the computer analytic unit (18) Database (14) is connect, the computer analytic unit (18) electrically exports connecting strand lead device (19), and the index (19) is electrically Join index database (20) is exported, the index data base (20) is electrically bi-directionally connected searcher (21).
4. a kind of medical image retrieval system based under computer disposal according to claim 1, it is characterised in that:Institute Stating display subsystem (4) includes data extracting unit (22), the data extracting unit (22) electrically output connection picture and text conversion Unit (23), electrically output connects image processor (24), described image processor (24) point to the picture and text converting unit (23) Not electrically output does not connect image storage unit (25) and driver element (26), the driver element (26) electrically output connection display Device (27).
5. a kind of medical image retrieval system based under computer disposal according to claim 1, it is characterised in that:Institute Stating feedback subsystem (5) includes data acquisition unit (28), and electrically output connects Data Comparison to the data acquisition unit (28) Unit (29), the Data Comparison unit (29) electrically exports link information processor (30), described information processor (30) point Link information memory cell (31) and output unit (32) are not exported not electrically.
6. a kind of search method of the medical image retrieval system based under computer disposal, it is characterised in that:One kind is based on meter The search method step of medical image retrieval system under the processing of calculation machine is as follows:
S1:By obtaining picture sweep unit (6) scan image information in image subsystems (1), pass through image identification unit (7) image that identification collection picture sweep unit (6) is scanned, knows image identification unit (7) by Date Conversion Unit (8) Other information is converted into computer language, by Date Conversion Unit (8) the information transmission of conversion to data processor (9) In, the information passed over is delivered separately to by data processor (9) by data storage cell (11) and input block (10) In, by input block (10) in the information input to be retrieved to central processing unit (2);
S2:Input block (10) is gathered by the information acquisition unit (12) in retrieval subsystem (3) and is input to central processing unit (2) information in, by information acquisition unit (12) in the information transmission collected to microprocessor (13), passes through microprocessor The information passed over is delivered separately to database (14) and Computer Database (15) by device (13), by database (14) The information transmission of retrieval gives computer analytic unit (18), and the computer analytic unit (18) carries out data to the information of transmission Computer Database (15) and index (19) are delivered separately to, index data is conveyed information to by index (19) Storehouse (20), triggers searcher (21) by index data base (20) and retrieval collection information is carried out in index data base (20);
S3:The information that microprocessor (13) and computer analytic unit (18) are passed over by Computer Database (15) is passed It is delivered in scheduler (16), enters the retrieval of row information in internet (17) by scheduler (16);
S4:Retrieved by data extracting unit (22) the extraction searcher (21) and scheduler (16) in display subsystem (4) Data information transfer gives picture and text converting unit (23), and the information of extraction is converted into pictograph by picture and text converting unit (23) Information transmission gives image processor (24), and the pictograph information passed over is delivered separately to by image processor (24) Image storage unit (25) and driver element (26), the image that display (27) display is retrieved is driven by driver element (26) Information;
S5:Data message in image storage unit (25) is gathered by the data acquisition unit (28) in feedback subsystem (5), Again by data acquisition unit (28) the information transmission collected to Data Comparison unit (29), pass through Data Comparison unit (29) carry out after Data Comparison, in the information transmission after contrast to message handler (30), by message handler (30) The information passed over is delivered separately to information memory cell (31) and output unit (32), by output unit (32) contrast Information transmission afterwards gives image processor (24), and the information that image processor (24) is passed over by output unit (32) connects Stop extraction of the data extracting unit (22) to searcher (21) and scheduler (16) information after collection of letters breath.
CN201710123912.1A 2017-03-03 2017-03-03 A kind of medical image retrieval system and search method based under computer disposal Pending CN106960015A (en)

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