CN106529506A - A calligraphy and painting record authentication device based on multistage magnification times - Google Patents
A calligraphy and painting record authentication device based on multistage magnification times Download PDFInfo
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- 238000010422 painting Methods 0.000 title claims abstract description 50
- 230000003321 amplification Effects 0.000 claims description 45
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 18
- 238000003384 imaging method Methods 0.000 claims description 10
- 238000004458 analytical method Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 claims description 2
- 210000003128 head Anatomy 0.000 description 15
- 238000005286 illumination Methods 0.000 description 7
- 238000012797 qualification Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
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- 238000011960 computer-aided design Methods 0.000 description 1
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- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229940074869 marquis Drugs 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010428 oil painting Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- VBUNOIXRZNJNAD-UHFFFAOYSA-N ponazuril Chemical compound CC1=CC(N2C(N(C)C(=O)NC2=O)=O)=CC=C1OC1=CC=C(S(=O)(=O)C(F)(F)F)C=C1 VBUNOIXRZNJNAD-UHFFFAOYSA-N 0.000 description 1
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- 210000000352 storage cell Anatomy 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/69—Microscopic objects, e.g. biological cells or cellular parts
- G06V20/693—Acquisition
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/46—Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
- G06V10/462—Salient features, e.g. scale invariant feature transforms [SIFT]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/69—Microscopic objects, e.g. biological cells or cellular parts
- G06V20/698—Matching; Classification
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
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Abstract
The invention provides a calligraphy and painting record authentication device based on multistage magnification times. The device comprises a housing, a main board, a display screen, a storage unit and image acquisition devices. The technical key points are that the number of the image acquisition devices, of which the relative distance is fixed and magnification times are same or different, is N, N>=2; and the number of the image acquisition devices, of which the magnification times are different, is M, M>=2, and N>=M. The calligraphy and painting record authentication device has the advantages of simple system, high record and authentication efficiency, reliable authentication result, low authentication cost, high anti-counterfeiting capability and easy popularization and the like.
Description
Technical field
The present invention relates to painting and calligraphy evaluation apparatus field, more particularly to a kind of painting and calligraphy based on multistage amplification are put on record identification
Device.
Background technology
There is substantial amounts of fakement fake products in painting and calligraphy industry so that painting and calligraphy market confusion is true and false difficult point, and artist is encroached right, collected
Fan receives economic loss.For this purpose, country advocates sets up identity information for arts work such as painting and calligraphy, painting and calligraphy industry has emerged in large numbers substantial amounts of
Put on record authentication method and equipment, but the development through 5 years or so is not popularized, authentication method system is multiple because major part is put on record
Miscellaneous, efficiency is low, mortality is high, anti-counterfeit capability is weak, high cost.
The inside that painting and calligraphy amplification hundreds times can show internal microstructure, different painting and calligraphy or same painting and calligraphy zones of different is micro-
See structure identical probability very little.Painting and calligraphy can be appreciated that the details of works after amplifying 100X, can be appreciated that paper fiber after amplifying 600X
Arrangement.Different amplifications has corresponding discriminating angle and meaning.
At present painting and calligraphy industry is put on record(Set up data base and preserve painting and calligraphy amplification picture)With identification(Transfer the picture put on record to come
Than being then unanimously original painting)Be mostly put on record amplify 100X ~ 200X isolated point, the degree that painting and calligraphy are generally copied within 100X, only
Some isolated points of putting on record cannot ensure the authority put on record, can still result in the generation of a large amount of high replication product.Traditional identification of putting on record
Method is height, focal length and the light intensity for adjusting digit microscope using single digit microscope manually, and only manually experience is come
The true and false of painting and calligraphy pieces is sought a little and recognizes, the method depends critically upon artificial experience for a long time, and determination rates of putting on record are very low.Book
Professional jargon industry once puts most in 20min on record, and by daily 8h calculating, every equipment can be put on record 4800 pairs/year.Put on record and qualification process
Uncertain factor is more, it is difficult to which the data that guarantee is put on record have identical specification, are also easy to produce erroneous judgement.
And put on record isolated point when, be to improve the authority put on record, often need some fixing points of putting on record under different multiples, lead
Inefficiency of putting on record is caused, and has needed to carry out seeking a little according to the fixing point put on record when identifying, wasted time and energy.Adjust manually and seek a little
When, not by any supplemental measurement tool in the case of, it is virtually impossible to find a point of micro-scale from macro-scale.Example
Such as, need to find 0.1mm under the conditions of 600X2Point, seek point step size and be set to 0.01mm, though pass through computer scanning 1cm2
Region, then need pixel ratio to be processed to be 1,000,000 to unit number, cannot almost complete by naked eyes, according to fortune
The Compare System of inferior capabilities is calculated, then determination rates can be caused low, and False Rate is high;According to the high comparison system of operational capability
System, although be remarkably improved determination rates, but equipment cost will certainly be increased, be unfavorable for promoting the use of.And pass through special algorithm
Choose specific point in certain area to compare, due to reducing treating capacity, although without the need for the high processing system of operational capability
System, improves determination rates to a certain extent, but the authority of algorithm is then difficult to ensure that.
A kind of " painting and calligraphy based on characteristics of image as disclosed in the application for a patent for invention that application publication number is CN104636733A
Works authentication method ", the technical scheme are mainly included the following steps that:Data base is initially set up, by the formalization of pen and ink track
Contacting between manifestation mode, and the stroke feature and paper lines composition of analysis local, locks each painting and calligraphy pieces institute peculiar
Fine feature, subsequently can just gather the view data of painting and calligraphy pieces to be identified, then through illumination consistency process after be
System carries out extracting angle point operation, then carries out characteristic matching computing and investigation and the identification of abnormity point, finally show that the true and false is reflected
Determine result.The technical scheme mainly by setting up characteristic point data storehouse, go forward side by side by the specificity for searching characteristic point data with post analysis
Row is compared, but the characteristic point identification of different works has differences, and the compatibility of the algorithm needs to be investigated, and this feature point data
Used as putting on record, i.e., multiple is constant for image more than all 3,000,000 pixels in storehouse, therefore cannot be compared under different multiples
It is right, identification can not be effectively ensured authoritative.
The content of the invention
The identification apparatus it is an object of the invention to provide a kind of painting and calligraphy based on multistage amplification are put on record, fundamentally solves
The problems referred to above.Which has simple system, puts on record with determination rates height, qualification result is reliable, appraisal cost is low, anti-counterfeit capability
By force, the advantages of easy to spread.
For achieving the above object, the invention provides following technical scheme:Should be put on record based on the painting and calligraphy of multistage amplification
Identification apparatus includes housing, mainboard, display screen, memory element and image collecting device, is characterized in that:Described image is adopted
Packaging is set to identical or different N number of, N >=2 of amplification of relative distance fixation, the different image collecting device of amplification
Individual, M >=2, N >=M for M.
The identification apparatus also includes matching degree analysis module.
The focal length of described image harvester is fixed.
In the different image collecting device of described two above amplifications, the multiple ratio between adjacent multiple is 2 ~ 100.
Light modulating device is provided with the housing.
The authentication method present invention also offers a kind of painting and calligraphy based on multistage amplification are put on record, is characterized in that, bag
Include following steps:
Step 1)Put on record:Choose on painting and calligraphy to be put on record and put on record region, by N number of amplification it is identical or different it is relative away from
The picture of the lower multiple multiples for shooting is stood from fixed image collecting device, data base is stored in, N >=2, amplification are different
Image collector is set to M, M >=2, N >=M;
Step 2)Identification:The picture put on record in extracting data base, finds the region of putting on record on painting and calligraphy to be identified by low power picture,
The painting and calligraphy image to be identified that image collecting device is obtained in real time is compared by the method for amplification step by step in same region of putting on record
Information and picture of putting on record, when obtaining painting and calligraphy image information to be identified in real time, the position for constantly adjusting all image collecting devices makes
Which is corresponding with region of putting on record, until completing the comparison in all regions of putting on record.
The step 2)In, carry out the detection of different amplification image characteristic point locus corresponding relation.
The step 2)In, when adjusting the position of image collecting device, being calculated using image matching algorithm needs adjustment
Direction and distance, user adjusts instrumented site according to result of calculation.
The step 2)In, during adjustment image collector seated position, being calculated by image matching algorithm needs adjustment
Direction and distance are simultaneously preserved, and are recorded direction and the distance of adjustment, are identified to be whether the original painting put on record by auxiliary judgment algorithm.
The auxiliary judgment algorithm is, a1 is the bias vector of real time imaging and picture of putting on record under the conditions of current multiple, b1
For the motion-vector of real time imaging under the conditions of current multiple, a2 is that real time imaging is inclined with picture of putting on record under the conditions of adjacent high magnification numbe
Difference vector, c are the minimum length of side in region of putting on record under the conditions of adjacent high magnification numbe;
As | a1-b1-a2 | >=c, then it is judged as the non-original painting put on record.
The invention has the beneficial effects as follows:Low power image is positioned by naked eyes, quick and precisely, time saving and energy saving, need not be carried out complete
The scan matching of width.Device case is compact, and controllability is strong, in times or high power image both can be distinguished by naked eyes when comparing
Not, save manufacture and use cost;Can also be matched by electron scanning, scanning area is relatively small, and information processing capacity is little, be reflected
Determine efficiency high.The image in display screen when identifying be real time imaging, be easy to real-time adjustment camera site until with a phase of putting on record
Correspondence, to facilitate comparison.For further improving the accuracy of judgement, the collection of image and identification are set under identical illumination
Carry out.In addition, can also be set up between the picture of multiple different amplifications by the image collecting device of different amplification
Spatial correspondence, so that further improve the accuracy of judgement.
The enclosed construction of housing is employed, therefore can be by illumination parameter during light modulating device effective control image acquisition.
And the use of image collecting device is focused, without the need for manually focus, the shooting height of camera lens is fixed, and greatly improves image acquisition effect
Rate, the time of putting on record in one group of region of putting on record is reduced to much smaller than 1min, and the fixation of focal length facilitates setting for illumination parameter simultaneously
Put, be consistent the parameter of digital picture in data base, effectively reduce False Rate.
In sum, compact of the present invention, simple structure can pass through the combination of naked eyes and electron scanning, not only
Determination rates, accuracy is improve, the zonule of painting and calligraphy pieces of can putting on record, between interregional relation, different amplification
Relation.Identification is sought a little step by step using the relation put on record between data, amplifies the big error of little error concealment step by step, seeks a little quick essence
Really, within the qualification time in one group of region of putting on record being foreshortened to 1min.And effectively reduce appraisal cost, evaluation apparatus volume
It is compact, it is easy to promote the use of.
Description of the drawings
Fig. 1 is the perspective structure schematic diagram of the present invention;
Cross section structure diagrams of the Fig. 2 for Fig. 1;
Fig. 3 is the principle schematic of putting on record of the present invention;
Fig. 4 ~ Fig. 6 is the appraisal principle schematic diagram under the conditions of low middle high power of the present invention;
Fig. 7 is the principle schematic of auxiliary judgment algorithm of the present invention;
Fig. 8 is the principle schematic of image corresponding relation identification.
Description of reference numerals:1 housing, 2 low power photographic head, times photographic head, 4 high power photographic head, 5 display screens, 6 light modulations in 3
Device.
Specific embodiment
Below in conjunction with Fig. 1 ~ 8, present disclosure is described in detail by specific embodiment.
Embodiment 1
Should based on the painting and calligraphy of multistage amplification put on record identification apparatus include bottom be provided with opening semi-enclosed housing 1, arrange
Mainboard in housing(Not shown in figure), and mainboard data output end be electrically connected with display screen 5, and mainboard data input pin
The matching degree analysis module and mainboard data that the data storage cell of electric connection and mainboard data input pin are electrically connected with is defeated
Go out wireless communication module and some image collecting devices being electrically connected with mainboard data input pin that end is connected, image acquisition
Device is identical or different N number of, N >=2 of the amplification of relative distance fixation, and the different image collector of amplification is set to
M, M >=2, N >=M.The present embodiment is respectively 1X with amplification, the low power photographic head 2 of 30X, 600X, in times photographic head 3, high
As a example by times photographic head 4.It should be noted that image collecting device using the zoom such as photographic head, digit microscope or can be focused
The optical device of video signal can be gathered, but the present embodiment is to reach optimal implementation result to employ cameras with fixed focus.Also
Light modulating device is provided with housing, which mainly includes photosensitive unit, and adjustable radiant, it is ensured that put on record and standard during identification
True property.Wireless communication apparatus can be also set, directly can be interacted with host computer, not limited by use distance, further carried
Risen compact, be easy to carry about with one, advantage easy to use.On the one hand, it is easy to for digitized image to be uploaded to data of putting on record
In storehouse, on the other hand, it is convenient to transfer picture of having put on record from data base.
Display screen can adopt monoblock screen, carry out split screen display available by software, may also be employed and image collecting device quantity
Identical display screen.Matching degree analysis module can be matched using SIFT algorithms are simplified, due at the image information put on record a little
Reason amount is little, and coordinates certain algorithm, need not be using the too high processing system of operational capability, so as to save appraisal cost, its
Particular content is no longer stated in detail.
With regard to SIFT algorithms, have described in following periodicals and magazines:1)Liu Jia, Fu Weiping, Wang Wen, Li Na. it is based on
Improve the images match [ J ] of SIFT algorithms. Chinese journal of scientific instrument, 2013.34 (5):1107-1112;2)Zheng Yongbin, it is yellow newborn,
The image matching algorithm [J] that Feng Songjiang .SIFT and invariable rotary LBP combine. computer-aided design and graphics journal,
2013.22(2):286-292;3)Bai Tingzhu, marquis's report of good news. image matching algorithm research [J] based on SIFT operators. Beijing University of Science & Engineering
College journal, 2013.33 (6):622-627, no longer elaborates its content in text.Matching algorithm and detection algorithm both can be
Computing on mainboard, it is also possible to which upload onto the server computing.
Using the authentication method of above-mentioned identification apparatus, comprise the following steps:
Step 1)Set up work images data base:As shown in figure 3, in works to be put on record(Such as Leonardesque oil painting《Meng Nali
Sha》)On randomly select the 5cm that puts on record2Device is placed in overlying regions by region, clicks on the button of putting on record on screen(Do not show in figure
Go out), it is finally obtained the picture of the different amplification in multiple regions of putting on record.Click on button of once putting on record to obtain and photographic head
The picture of quantity identical different amplification, the present embodiment are often clicked on.(It is standby altogether in Fig. 3
Two groups of regions of case, totally six pictures of putting on record), and recorded in storage device with digitized form, the storage device can be adopted
With with the memory module being arranged on mainboard, the storage hard disk of host computer being connected with mainboard may also be employed, may also be employed and this
Memory element of server that mainboard data output end is connected by wireless communication module etc..It should be noted that due to difference
Relative distance between multiple photographic head is fixed, while or after successively shooting the image in a certain group of region of putting on record, can be due to shooting
Head spacing and produce the spatial correspondence between different amplification image, so as to can as judgment basis, improve judge
Accuracy.
Step 2)By work images, data base identifies:As shown in Fig. 4 ~ 6, select corresponding in data base by software interface
Picture of putting on record, click on screen on identification button(Not shown in figure), transfer in the storage device from mainboard or server
The minimum times of digital image information that corresponding works are put on record a little, and shown on a display screen, by the housing of mobile device
Photographic head alignment is put on record region, according to image and puts picture difference on record to adjust the position of housing, make the shooting position of photographic head
Put and be mutually matched with the position of picture of putting on record in display screen.
Now, next button, then picture of putting on record in showing on screen in the region of putting on record again is clicked on, while showing
Image in showing in real time in screen captured by times photographic head, according to image and puts picture difference on record to adjust the position of housing, leads to
Cross the true and false that naked eyes or matching degree analysis module judge works to be identified.
If it matches, continuing to click on next button, on screen, show that the high power put on record in region is put on record picture, while
The image captured by high power photographic head is shown in real time in display screen, according to image and puts picture difference on record to adjust the position of housing
Put, compared by naked eyes or matching degree analysis module step by step, judge the true and false of works to be identified, if all passing through, continue mirror
Determine others to put on record region, until drawing qualification result.The illumination conditions adopted during identification should with work images data base in
Illumination conditions it is identical, even if there is differences of illumination intensities slightly, qualification process can still be smoothed out.Adjustment image collecting device
During position, relative distance between image collecting device keeps constant, and with step 1)Middle relative distance is identical, image acquisition
The direction of device is constant, with step 1)In direction it is identical.
For convenience of using, display screen can be divided into some regions(The present embodiment is three pieces), respectively on each viewing area
Image and the content of controlling interface of put on record picture and captured in real-time is shown, software can be passed through according to use habit voluntarily
The content shown needed for arranging in each region.
It is further to note that background parts are carried out by image that put on record in identification apparatus display screen for protrusion
Desalt processing, and be to allow to observe amplification effect, the amplification in figure may be with the multiple described in embodiment not
It is identical, but those of ordinary skill in the art are under the design of the present invention, it should be understood that.A quantity of putting on record in embodiment
Not exhaustive, during practical application, the position put on record a little should be according to the forgery difficulty of works of putting on record, the specificity portion choosing in works
Select.
Embodiment 2
In step 2)In, put on record in region in wherein group, carry out spatial correspondence judgement, be to simplify apparatus structure, reduce
The size of screen, now identification apparatus judged just for spatial parameter, corresponding image will not be shown in display screen(Such as
Screen is enough big, then can show the picture of the corresponding different multiples of two spatial relationships put on record simultaneously, show the region in real time
The image of corresponding multiple), for example, in Fig. 8, in the region A that puts on record, one timing of times camera pitch with high power, in high power
There are a pair mutual corresponding " △ " and "○" in magnification region times magnification region with, and work as one of feature(" △ " or
“○”)When position determines, another feature("○" or " △ ")Position also necessarily determine, so, when identify works when, even if
Counterfeit Item has copied two different features(" △ " and "○"), also due to the distance between two characteristic points exist it is tiny
Gap and be identified, which thereby enhance the accuracy of identification.
Accordingly, the qualification process is then required when putting on record, determines coordinate of the different multiples characteristic point in region of putting on record,
The coordinate mainly includes that characteristic point most sidepiece distance is put on record the distance on each border in region, totally four parameters.Can then pass through during detection
SIFT algorithms carry out computing judgement.
One group of region of putting on record described in description refers to that click is once put on record after button, all image collecting devices point
Region of putting on record included by an image acquisition is not carried out.
Embodiment 3
As shown in fig. 7, in auxiliary identification algorithm, it is assumed that a1 is real time imaging and picture of putting on record under the conditions of current multiple (30X)
Bias vector, it is assumed that b1 be current multiple (30X) under the conditions of real time imaging motion-vector, there is deviation a1-b1, it is assumed that a2
For adjacent high magnification numbe(600X)Under the conditions of real time imaging and the bias vector of picture of putting on record, there is deviation a1-b1-a2, set c as
Adjacent high magnification numbe(600X)Under the conditions of put on record the minimum length of side in region, be constant.
Setting as | a1-b1-a2 | >=c, i.e., high power condition lower deviation put on record more than this region the minimum length of side when, judgement
For the non-original painting put on record.
Embodiment 4
Photographic head has four, and amplification is followed successively by 1X, 10X, 10X, 400X.
Claims (10)
1. a kind of painting and calligraphy based on multistage amplification are put on record identification apparatus, including housing, mainboard, display screen, memory element with
And image collecting device, it is characterised in that:Described image harvester is that the amplification that relative distance is fixed is identical or different
N number of, N >=2, the different image collector of amplification is set to M, M >=2, N >=M.
2. the painting and calligraphy based on multistage amplification according to claim 1 are put on record identification apparatus, it is characterised in that:The mirror
Determining device also includes matching degree analysis module.
3. the painting and calligraphy based on multistage amplification according to claim 1 are put on record identification apparatus, it is characterised in that:The figure
As the focal length of harvester is fixed.
4. the painting and calligraphy based on multistage amplification according to claim 1 are put on record identification apparatus, it is characterised in that:Described two
In the different image collecting device of individual above amplification, the multiple ratio between adjacent multiple is 2 ~ 100.
5. the painting and calligraphy based on multistage amplification according to claim 1 are put on record identification apparatus, it is characterised in that:The shell
Light modulating device is provided with vivo.
6. a kind of painting and calligraphy based on multistage amplification are put on record authentication method, it is characterised in that comprise the following steps:
Step 1)Put on record:Choose on painting and calligraphy to be put on record and put on record region, by N number of amplification it is identical or different it is relative away from
The picture of the lower multiple multiples for shooting is stood from fixed image collecting device, data base is stored in, N >=2, amplification are different
Image collector is set to M, M >=2, N >=M;
Step 2)Identification:The picture put on record in extracting data base, finds the region of putting on record on painting and calligraphy to be identified by low power picture,
The painting and calligraphy image to be identified that image collecting device is obtained in real time is compared by the method for amplification step by step in same region of putting on record
Information and picture of putting on record, when obtaining painting and calligraphy image information to be identified in real time, the position for constantly adjusting all image collecting devices makes
Which is corresponding with region of putting on record, until completing the comparison in all regions of putting on record.
7. the painting and calligraphy based on multistage amplification according to claim 6 are put on record authentication method, it is characterised in that:The step
Rapid 2)In, carry out the detection of different amplification image characteristic point locus corresponding relation.
8. the painting and calligraphy based on multistage amplification according to claim 6 are put on record authentication method, it is characterised in that:The step
Rapid 2)In, when adjusting the position of image collecting device, being calculated using image matching algorithm needs direction and the distance of adjustment, makes
User adjusts instrumented site according to result of calculation.
9. the painting and calligraphy based on multistage amplification according to claim 6 are put on record authentication method, it is characterised in that:The step
Rapid 2)In, during adjustment image collector seated position, being calculated by image matching algorithm is needed the direction of adjustment and distance and is protected
Deposit, record direction and the distance of adjustment, identify to be whether the original painting put on record by auxiliary judgment algorithm.
10. the painting and calligraphy based on multistage amplification according to claim 9 are put on record authentication method, it is characterised in that:It is described
Auxiliary judgment algorithm is, a1 is the bias vector of real time imaging and picture of putting on record under the conditions of current multiple, and b1 is current multiple bar
The motion-vector of real time imaging under part, a2 are the bias vector of real time imaging and picture of putting on record under the conditions of adjacent high magnification numbe, and c is phase
Put on record under the conditions of adjacent high magnification numbe the minimum length of side in region;
As | a1-b1-a2 | >=c, then it is judged as the non-original painting put on record.
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CN107463962A (en) * | 2017-08-08 | 2017-12-12 | 张天君 | A kind of method and system of micro- artificial intelligence identification suitcase |
CN107507090A (en) * | 2017-08-23 | 2017-12-22 | 重庆艺邦动力科技有限公司 | The online guarantee transaction method of the art work and the storage device and mobile terminal for realizing this method |
CN108647578A (en) * | 2018-04-12 | 2018-10-12 | 朱建宗 | A method of information collection is carried out to calligraphy artwork material object and identification is verified |
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CN108985272A (en) * | 2018-08-17 | 2018-12-11 | 广东创图文化传媒有限公司 | Put on record authentication approach based on the high confidence level painting and calligraphy that are merged with fluoroscopy images of reflection |
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