CN107038793A - A kind of recognition methods, device and the equipment of horizontally-spliced bank note - Google Patents

A kind of recognition methods, device and the equipment of horizontally-spliced bank note Download PDF

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Publication number
CN107038793A
CN107038793A CN201710301242.8A CN201710301242A CN107038793A CN 107038793 A CN107038793 A CN 107038793A CN 201710301242 A CN201710301242 A CN 201710301242A CN 107038793 A CN107038793 A CN 107038793A
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China
Prior art keywords
point
position
bank note
preset range
valley
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CN201710301242.8A
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Chinese (zh)
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CN107038793B (en
Inventor
薛敏
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深圳怡化电脑股份有限公司
深圳市怡化时代科技有限公司
深圳市怡化金融智能研究院
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Priority to CN201710301242.8A priority Critical patent/CN107038793B/en
Publication of CN107038793A publication Critical patent/CN107038793A/en
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    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07DHANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/20Testing patterns thereon
    • G07D7/2016Testing patterns thereon using feature extraction, e.g. segmentation, edge detection or Hough-transformation

Abstract

The embodiment of the invention discloses a kind of recognition methods, device and the equipment of horizontally-spliced bank note.The recognition methods of the horizontally-spliced bank note includes:Obtain the magnetization curve of bank note magnetic security line to be identified;Judge whether the characteristic point in the magnetization curve meets preparatory condition;If not meeting preparatory condition, horizontally-spliced bank note is identified as.Realize effect that is quick, effectively recognizing horizontally-spliced bank note.

Description

A kind of recognition methods, device and the equipment of horizontally-spliced bank note

Technical field

The present embodiments relate to paper currency detection technical field, more particularly to a kind of recognition methods of horizontally-spliced bank note, Device and equipment.

Background technology

In recent years, economic development is rapid, and the day circulation of bank note increases sharply, and then occurs in that some criminals will spell The phenomenon that splicing coin comes into the market.

In the prior art, the identification for splicing bank note is limited only to the identification of longitudinal spliced bank note, specific recognition methods Be by obtaining the infrared external reflection image of bank note to be identified after, some image informations for infrared external reflection image are known Not, if there is obvious difference, then it is assumed that be splicing bank note.

In the prior art, it is this to be difficult to avoid that for banknote image knowledge method for distinguishing in image creation process because of bank note The noise brought is stained, and this recognition methods is confined to the coin face image information of bank note more based on transversely arranged, it is difficult to Longitudinal direction identification, that is to say, that prior art is felt simply helpless for the identification of horizontally-spliced bank note.

The content of the invention

The embodiment of the present invention provides a kind of recognition methods, device and the equipment of horizontally-spliced bank note, quick, effective to realize Recognize horizontally-spliced bank note.

In a first aspect, the embodiments of the invention provide a kind of recognition methods of horizontally-spliced bank note, including:

Obtain the magnetization curve of bank note magnetic security line to be identified;

Judge whether the characteristic point in the magnetization curve meets preparatory condition;

If not meeting preparatory condition, horizontally-spliced bank note is identified as.

Further, the characteristic point includes the peak point and valley point in the magnetization curve, the peak point and paddy Value point at least includes two.

Further, judge whether the characteristic point in the magnetization curve meets preparatory condition and include:

The distance between adjacent peak point is obtained, the distance between adjacent valley point is obtained;

Judge whether the distance between described adjacent peak point meets preset range, mark does not meet the peak value of preset range The position of point;And judging whether the distance between described adjacent valley point meets preset range, mark does not meet preset range The position of valley point;

Position and the valley for not meeting preset range of mark when the peak point for not meeting preset range that there is mark The distance between position of point be less than it is default judge apart from when, then be judged to not meeting preparatory condition.

Further, the transverse axis of the magnetization curve is the numbering of pixel corresponding with resolution ratio, and the longitudinal axis is to get The ratio between magnetic data and preset reference value of bank note magnetic security line.

Further, the position of the peak point for not meeting preset range includes:The adjacent peak of preset range is not met The position of a peak point in value point, the position for not meeting in the adjacent peak point of preset range two peak points and do not meet pre- If one kind in the adjacent peak point of scope in the position of the intermediate point of two peak points;The valley for not meeting preset range The position of point includes:Do not meet the position of a valley point in the adjacent valley point of preset range, do not meet the phase of preset range The position of two valley points and the intermediate point of two valley points in the adjacent valley point for not meeting preset range in adjacent valley point One kind in position.

Second aspect, the embodiment of the present invention additionally provides a kind of identifying device of horizontally-spliced bank note, including:

Magnetization curve acquisition module, the magnetization curve for obtaining bank note magnetic security line to be identified;

Whether judge module, the characteristic point for judging in the magnetization curve meets preparatory condition;

Horizontally-spliced bank note confirms module, if for not meeting preparatory condition, being identified as horizontally-spliced bank note.

Further, the characteristic point includes the peak point and valley point in the magnetization curve, the peak point and paddy Value point at least includes two.

Further, the judge module includes:

Distance acquiring unit, for obtaining the distance between adjacent peak point, is additionally operable to obtain between adjacent valley point Distance;

Position mark unit, for judging whether the distance between described adjacent peak point meets preset range, mark is not Meet the position of the peak point of preset range;It is additionally operable to and judges whether the distance between described adjacent valley point meets default model Enclose, mark does not meet the position of the valley point of preset range;

Identifying unit, it is pre- for the position when the peak point for not meeting preset range in the presence of mark and not meeting for mark If the distance between position of valley point of scope be less than it is default judge apart from when, then be judged to not meeting preparatory condition.

Further, the transverse axis of the magnetization curve is the numbering of pixel corresponding with resolution ratio, and the longitudinal axis is to get The ratio between magnetic data and preset reference value of bank note magnetic security line.

Further, the position of the peak point for not meeting preset range includes:The adjacent peak of preset range is not met The position of a peak point in value point, the position for not meeting in the adjacent peak point of preset range two peak points and do not meet pre- If one kind in the adjacent peak point of scope in the position of the intermediate point of two peak points;The valley for not meeting preset range The position of point includes:Do not meet the position of a valley point in the adjacent valley point of preset range, do not meet the phase of preset range The position of two valley points and the intermediate point of two valley points in the adjacent valley point for not meeting preset range in adjacent valley point One kind in position.

The third aspect, the embodiment of the present invention additionally provides a kind of equipment, and the equipment includes:

One or more processors;

Storage device, for storing one or more programs;

Magnetic data obtaining widget, the magnetic data for obtaining bank note magnetic security line to be identified;

When one or more of programs are by one or more of computing devices so that one or more of processing Device realizes the recognition methods of the horizontally-spliced bank note as described in any in the embodiment of the present invention.

Fourth aspect, the embodiment of the present invention additionally provides a kind of computer equipment, including memory, processor and is stored in On memory and the computer program that can run on a processor, in addition to:Magnetic data obtaining widget, it is to be identified for obtaining The magnetic data of bank note magnetic security line;Wherein, realized during the computing device described program as appointed in the embodiment of the present invention The recognition methods of horizontally-spliced bank note described in one.

The embodiment of the present invention is by obtaining the magnetization curve of bank note magnetic security line to be identified, then judges the magnetic security Whether the characteristic point in the magnetization curve of line meets preparatory condition, if there is incongruent phenomenon, then it is assumed that the paper to be identified Coin is horizontally-spliced bank note, solves the problem of there is technical leak for horizontally-spliced bank note in the prior art, realize it is quick, Effectively recognize the effect of horizontally-spliced bank note.

Brief description of the drawings

Fig. 1 a are the flow charts of the recognition methods for the horizontally-spliced bank note that the embodiment of the present invention one is provided;

Fig. 1 b are the magnetization curve schematic diagrames that the embodiment of the present invention one is provided;

Fig. 2 a are the flow charts of the recognition methods for the horizontally-spliced bank note that the embodiment of the present invention two is provided;

Fig. 2 b are the part magnetization curve schematic diagrames that the embodiment of the present invention two is provided;

Fig. 3 is the structural representation of the identifying device for the horizontally-spliced bank note that the embodiment of the present invention three is provided;

Fig. 4 is a kind of structural representation for equipment that the embodiment of the present invention four is provided.

Embodiment

The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that, in order to just Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.

It should be mentioned that some exemplary embodiments are described as before exemplary embodiment is discussed in greater detail The processing described as flow chart or method.Although each step is described as the processing of order, many of which by flow chart Step can be implemented concurrently, concomitantly or simultaneously.In addition, the order of each step can be rearranged.When its operation The processing can be terminated during completion, it is also possible to the additional step being not included in accompanying drawing.The processing can be with Corresponding to method, function, code, subroutine, subprogram etc..

Embodiment one

Fig. 1 a are the flow charts of the recognition methods for the horizontally-spliced bank note that the embodiment of the present invention one is provided, and the present embodiment can be fitted The identification dress for the horizontally-spliced bank note that can be provided with the situation of horizontally-spliced paper money recognition, this method by the embodiment of the present invention Put to perform, the device can be realized by the mode of software and/or hardware, and can be integrated in cash transaction equipment.

As shown in Figure 1a, the recognition methods of the horizontally-spliced bank note includes:

S110, the magnetization curve for obtaining bank note magnetic security line to be identified.

Wherein, bank note to be identified can be the currency types such as RMB, Hongkong dollar.Magnetic is carried on the magnetic security line of bank note to be identified Property information, can be by magnetic information obtaining widget, and such as magnetic sensor gets the magnetic information of magnetic security line, and The information got is recorded in the form of data, magnetization curve is depicted as.

Whether S120, the characteristic point judged in the magnetization curve meet preparatory condition.

Wherein, characteristic point can be the point in magnetization curve with certain sense, the starting point of such as magnetization curve, magnetization curve Terminal, the maximum of points of magnetization curve, the minimum point of magnetization curve has the point that certain rule changes in magnetization curve, Such as the number of the pixel under a certain magnetic intensity, and be easy to the point of identification in magnetization curve, such as flex point, maximum point or Minimum point etc..The preset rules met can be whether the numerical value of magnetic intensity reaches preparatory condition or corresponding Whether the number of point meets preparatory condition, can also be whether the position put accordingly meets preparatory condition.

If S130, not meeting preparatory condition, horizontally-spliced bank note is identified as.

If not meeting above-mentioned preparatory condition, it is determined that current bank note to be identified is horizontally-spliced bank note.

The technical scheme of the present embodiment, by obtaining the magnetization curve of bank note magnetic security line to be identified, then judges described Whether the characteristic point in the magnetization curve of magnetic security line meets preparatory condition, if there is incongruent phenomenon, then it is assumed that should Bank note to be identified is horizontally-spliced bank note, solves the problem of there is technical leak for horizontally-spliced bank note in the prior art, Realize effect that is quick, effectively recognizing horizontally-spliced bank note.

On the basis of above-mentioned technical proposal, it is preferred that the characteristic point include the magnetization curve in peak point and Valley point, the peak point and valley point at least include two.Exemplary, Fig. 1 b are the magnetic that the embodiment of the present invention one is provided Linearity curve schematic diagram, as shown in Figure 1 b, the magnetization curve 10 of the magnetic security line of bank note to be identified can be about one fluctuation Curve, including at least two peak points 101 and at least two valley points 102.Also, the peak point 101 in magnetization curve 10 There can be certain regularity with valley point 102, i.e., the distance between two neighboring peak point 101 can be one constant It is worth, the distance between two neighboring valley point 102 can also be a steady state value.The benefit for defining peak point and valley point exists In, can according to the readily identified of peak point and valley point and the characteristics of have regular, come determine bank note to be identified whether be Horizontally-spliced bank note.

On the basis of above-mentioned technical proposal, it is preferred that the transverse axis of the magnetization curve is pixel corresponding with resolution ratio The numbering of point, the longitudinal axis is to get the ratio between magnetic data and preset reference value of bank note magnetic security line.Wherein, transverse axis can be In the numbering of pixel corresponding with resolution ratio, such as Fig. 1 b transverse axis mark have, 400 and 600, it can both reflect Transverse axis is the numerical value in units of pixel, while the still magnetic security line linear corresponding relation with bank note to be identified.Transverse axis Pixel numbering be it is corresponding with resolution ratio, such as Fig. 1 b can be 300dpi (Dots Per Inch, dots per inch), If resolution ratio is changed into 600dpi, the coordinate of the corresponding position in its transverse axis 200,400 and 600 should be just 400,800 With 1200.The benefit so set is some features that can linearly correspond to above magnetic security line, is easy to identification.The longitudinal axis is Get the ratio between magnetic data and preset reference value of bank note magnetic security line.Its acquisition modes can be by magnetic sensor To obtain, the magnetic data got can be an actual value, can be excellent using actual value as the ordinate of orthogonal axes of magnetization curve Choosing, with a preset reference value ratio can be done on the basis of obtained magnetic data, obtain a relative value, so set The benefit put be ordinate of orthogonal axes can be a controlled range value, be conducive to calculating and recognize.

Embodiment two

Fig. 2 a are the flow charts of the recognition methods for the horizontally-spliced bank note that the embodiment of the present invention two is provided.The present embodiment is upper On the basis of stating embodiment, whether the characteristic point judged in the magnetization curve is met preparatory condition carried out it is further excellent Change.

As shown in Figure 2 a, the recognition methods of the horizontally-spliced bank note includes:

S210, the magnetization curve for obtaining bank note magnetic security line to be identified.

Wherein, the characteristic point includes the peak point and valley point in the magnetization curve, the peak point and valley point At least include two.

The distance between S220, acquisition adjacent peak point, obtain the distance between adjacent valley point.

Exemplary, Fig. 2 b are the part magnetization curve schematic diagrames that the embodiment of the present invention two is provided.As shown in Figure 2 b, it is adjacent Peak point can be between present peak value point and left side adjacent peak point and the adjacent peak point with right side, adjacent peak point away from From m, accordingly, the distance between adjacent valley point n can be obtained.In a magnetization curve 10, all adjacent peaks The distance between point m identical or can change within the specific limits, adjacent such as under 300dpi resolution ratio The distance between peak point majority is 80, if normal bank note, it is also possible to there is the fluctuation situation of small range, such as in 78-82 Between fluctuate.Accordingly, the distance between adjacent valley point n can also be fluctuated between 78-82, that is to say, that if Bank note to be identified is that normal bank note, then the distance between its adjacent peak point and the distance between adjacent valley point are identicals.

The acquisition modes of the distance between adjacent peak point and the distance between adjacent valley point can be known using image Other correlation technique, belongs to the common technical knowledge of this area, here is omitted.

S230, judge whether the distance between described adjacent peak point meets preset range, mark does not meet preset range Peak point position;And judging whether the distance between described adjacent valley point meets preset range, mark does not meet default The position of the valley point of scope.

With reference to above-mentioned example, by the distance between the distance and all adjacent valley points between all adjacent peak points it Afterwards, all results and preset range are compared, if not within a preset range, the peak value to not meeting preset range The position of point and the position for the valley point for not meeting preset range are marked.Wherein, preset range can be according to many experiments Obtained statistical result, is set with reference to the resolution ratio of magnetization curve, such as under 300dpi resolution ratio, can be set default Scope is 78-82, or 75-85.

It is preferred that, the position for marking the peak point for not meeting preset range includes:The position of one peak point, two One kind in the position of the intermediate point of the position of peak point and two peak points;It is described to mark the peak point for not meeting preset range Position include:One in the position of the intermediate point of the position of one valley point, the position of two valley points and two valley points Kind.Wherein, the position of mark can be the position of corresponding transverse axis coordinate.The position of one peak point and valley point Position can be that the peak point in left side or the position of valley point can also in two adjacent peak points or valley point Be right side peak point or valley point between position, can also be two peak points of mark simultaneously or two valley points Position, can also be and the centre position of two neighboring peak point or two neighboring valley point is marked.

S240, the position when the peak point that does not meet preset range that there is mark and the preset range that do not meet of mark The distance between position of valley point be less than it is default judge apart from when, then be judged to not meeting preparatory condition.

Wherein, default judging distance can be judge bank note to be identified whether as horizontally-spliced bank note foundation, it is default to sentence Set a distance can be the data statistics result obtained according to many experiments, for example, it may be the scope less than 78, then when magnetic is bent In line, when the distance between labeled peak point and valley point are less than 78, then it can be assumed that bank note to be identified is horizontally-spliced Bank note.If can determine that labeled peak point and labeled valley point are adjacent according to the position of peak point and valley point , then preset and judge that distance can be less than 78, can also be more than 82, in the range of this, paper to be identified can be determined Coin is horizontally-spliced bank note.

If S250, not meeting preparatory condition, horizontally-spliced bank note is identified as.

The present embodiment gives on the basis of above-described embodiment and judges whether bank note to be identified is horizontally-spliced bank note Preferred scheme, the technical scheme algorithm that the present embodiment is taken is simple, it is easy to accomplish, and judged result is accurate, is conducive to quick Identify horizontally-spliced bank note.What deserves to be explained is, if in decision process, other judgement knots that this programme is not described Fruit can be defined as bank note to be identified as normal bank note using beyond all doubt.

Embodiment three

Fig. 3 is the structural representation of the identifying device for the horizontally-spliced bank note that the embodiment of the present invention three is provided.Such as Fig. 3 institutes Show, the identifying device of the horizontally-spliced bank note includes:

Magnetization curve acquisition module 310, the magnetization curve for obtaining bank note magnetic security line to be identified;

Whether judge module 320, the characteristic point for judging in the magnetization curve meets preparatory condition;

Horizontally-spliced bank note confirms module 330, if for not meeting preparatory condition, being identified as horizontally-spliced bank note.

The technical scheme of the present embodiment, by obtaining the magnetization curve of bank note magnetic security line to be identified, then judges described Whether the characteristic point in the magnetization curve of magnetic security line meets preparatory condition, if there is incongruent phenomenon, then it is assumed that should Bank note to be identified is horizontally-spliced bank note, solves the problem of there is technical leak for horizontally-spliced bank note in the prior art, Realize effect that is quick, effectively recognizing horizontally-spliced bank note.

On the basis of the various embodiments described above, the characteristic point includes the peak point and valley point in the magnetization curve, The peak point and valley point at least include two.

On the basis of the various embodiments described above, the judge module 320 includes:

Distance acquiring unit, for obtaining the distance between adjacent peak point, is additionally operable to obtain between adjacent valley point Distance;

Position mark unit, for judging whether the distance between described adjacent peak point meets preset range, mark is not Meet the position of the peak point of preset range;It is additionally operable to and judges whether the distance between described adjacent valley point meets default model Enclose, mark does not meet the position of the valley point of preset range;

Identifying unit, it is pre- for the position when the peak point for not meeting preset range in the presence of mark and not meeting for mark If the distance between position of valley point of scope be less than it is default judge apart from when, then be judged to not meeting preparatory condition.

On the basis of the various embodiments described above, the transverse axis of the magnetization curve is the volume of pixel corresponding with resolution ratio Number, the longitudinal axis is to get the ratio between magnetic data and preset reference value of bank note magnetic security line.

On the basis of the various embodiments described above, the position for marking the peak point for not meeting preset range includes:One One kind in the position of the intermediate point of the position of peak point, the position of two peak points and two peak points;The mark is not inconsistent Closing the position of the peak point of preset range includes:The position of one valley point, the position of two valley points and two valley points One kind in the position of intermediate point.

The said goods can perform the method that any embodiment of the present invention is provided, and possess the corresponding functional module of execution method And beneficial effect.

Example IV

Fig. 4 is a kind of structural representation for equipment that the embodiment of the present invention four is provided.Fig. 4 is shown suitable for being used for realizing this The block diagram of the example devices 12 of invention embodiment.The equipment 12 that Fig. 4 is shown is only an example, should not be to of the invention real Apply the function of example and carry out any limitation using range band.

As shown in figure 4, equipment 12 is showed in the form of universal computing device.The component of equipment 12 can include but not limit In:One or more processor or processing unit 16, system storage 28, connection different system component (including system is deposited Reservoir 28 and processing unit 16) bus 18.

Bus 18 represents the one or more in a few class bus structures, including memory bus or Memory Controller, Peripheral bus, graphics acceleration port, processor or the local bus using any bus structures in a variety of bus structures.Lift For example, these architectures include but is not limited to industry standard architecture (ISA) bus, MCA (MAC) Bus, enhanced isa bus, VESA's (VESA) local bus and periphery component interconnection (PCI) bus.

Equipment 12 typically comprises various computing systems computer-readable recording medium.These media can be it is any can be by equipment 12 The usable medium of access, including volatibility and non-volatile media, moveable and immovable medium.

System storage 28 can include the computer system readable media of form of volatile memory, such as arbitrary access Memory (RAM) 30 and/or cache memory 32.Equipment 12 may further include it is other it is removable/nonremovable, Volatile/non-volatile computer system storage medium.Only as an example, storage system 34 can be used for read-write it is irremovable , non-volatile magnetic media (Fig. 4 do not show, commonly referred to as " hard disk drive ").Although not shown in Fig. 4, use can be provided In the disc driver to may move non-volatile magnetic disk (such as " floppy disk ") read-write, and to may move anonvolatile optical disk The CD drive of (such as CD-ROM, DVD-ROM or other optical mediums) read-write.In these cases, each driver can To be connected by one or more data media interfaces with bus 18.Memory 28 can include at least one program product, The program product has one group of (for example, at least one) program module, and these program modules are configured to perform each implementation of the invention The function of example.

Program/utility 40 with one group of (at least one) program module 42, can be stored in such as memory 28 In, such program module 42 include but is not limited to operating system, one or more application program, other program modules and The realization of network environment is potentially included in each or certain combination in routine data, these examples.Program module 42 is usual Perform the function and/or method in embodiment described in the invention.

Equipment 12 can also communicate with one or more external equipments 14 (such as keyboard, sensing equipment, display 24), Can also enable a user to the equipment communication interacted with the equipment 12 with one or more, and/or with enable the equipment 12 with Any equipment (such as network interface card, modem etc.) communication that one or more of the other computing device is communicated.It is this logical Letter can be carried out by input/output (I/O) interface 22.Also, equipment 12 can also by network adapter 20 and one or The multiple networks of person (such as LAN (LAN), wide area network (WAN) and/or public network, such as internet) communicate.Such as Fig. 4 institutes Show, network adapter 20 is communicated by bus 18 with other modules of equipment 12.Although it should be understood that not shown in Fig. 4, can with Bonding apparatus 12 uses other hardware and/or software module, includes but is not limited to:Microcode, device driver, redundancy processing are single Member, external disk drive array, RAID system, tape drive and data backup storage system etc..

Processing unit 16 is stored in program in system storage 28 by operation, thus perform various function application and Data processing, for example, realize the recognition methods for the horizontally-spliced bank note that the embodiment of the present invention is provided.

Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art it is various it is obvious change, Readjust and substitute without departing from protection scope of the present invention.Therefore, although the present invention is carried out by above example It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.

Claims (9)

1. a kind of recognition methods of horizontally-spliced bank note, it is characterised in that including:
Obtain the magnetization curve of bank note magnetic security line to be identified;
Judge whether the characteristic point in the magnetization curve meets preparatory condition;
If not meeting preparatory condition, horizontally-spliced bank note is identified as.
2. according to the method described in claim 1, it is characterised in that the characteristic point includes the peak point in the magnetization curve And valley point, the peak point and valley point at least include two.
3. method according to claim 2, it is characterised in that judge whether the characteristic point in the magnetization curve meets pre- If condition includes:
The distance between adjacent peak point is obtained, the distance between adjacent valley point is obtained;
Judge whether the distance between described adjacent peak point meets preset range, mark does not meet the peak point of preset range Position;And judging whether the distance between described adjacent valley point meets preset range, mark does not meet the valley of preset range The position of point;
Position and the valley point for not meeting preset range of mark when the peak point for not meeting preset range that there is mark The distance between position be less than it is default judge apart from when, then be judged to not meeting preparatory condition.
4. according to any described methods of claim 1-3, it is characterised in that the transverse axis of the magnetization curve is and resolution ratio pair The numbering for the pixel answered, the longitudinal axis is to get the ratio between magnetic data and preset reference value of bank note magnetic security line.
5. method according to claim 3, it is characterised in that the position bag of the peak point for not meeting preset range Include:Do not meet the position of a peak point in the adjacent peak point of preset range, do not meet in the adjacent peak point of preset range The position of two peak points and do not meet in the adjacent peak point of preset range in the position of the intermediate point of two peak points one Kind;
The position of the valley point for not meeting preset range includes:A valley in the adjacent valley point of preset range is not met The position of point, the position for not meeting in the adjacent valley point of preset range two valley points and the adjacent valleys for not meeting preset range One kind in value point in the position of the intermediate point of two valley points.
6. a kind of identifying device of horizontally-spliced bank note, it is characterised in that including:
Magnetization curve acquisition module, the magnetization curve for obtaining bank note magnetic security line to be identified;
Whether judge module, the characteristic point for judging in the magnetization curve meets preparatory condition;
Horizontally-spliced bank note confirms module, if for not meeting preparatory condition, being identified as horizontally-spliced bank note.
7. device according to claim 6, it is characterised in that the characteristic point includes the peak point in the magnetization curve And valley point, the peak point and valley point at least include two.
8. device according to claim 7, it is characterised in that the judge module includes:
Distance acquiring unit, for obtaining the distance between adjacent peak point, is additionally operable to obtain the distance between adjacent valley point;
Position mark unit, for judging whether the distance between described adjacent peak point meets preset range, mark is not met The position of the peak point of preset range;It is additionally operable to and judges whether the distance between described adjacent valley point meets preset range, Mark does not meet the position of the valley point of preset range;
Identifying unit, for not meeting default model when the position and mark that there is the peak point for not meeting preset range marked The distance between position of valley point enclosed be less than it is default judge apart from when, then be judged to not meeting preparatory condition.
9. a kind of equipment, it is characterised in that the equipment includes:
One or more processors;
Storage device, for storing one or more programs;
Magnetic data obtaining widget, the magnetic data for obtaining bank note magnetic security line to be identified;
When one or more of programs are by one or more of computing devices so that one or more of processors are real The now recognition methods of the horizontally-spliced bank note as described in any in claim 1-4.
CN201710301242.8A 2017-05-02 2017-05-02 A kind of recognition methods, device and the equipment of horizontally-spliced bank note CN107038793B (en)

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