CN106022405A - Dinner plate automatic pricing system based on shape - Google Patents
Dinner plate automatic pricing system based on shape Download PDFInfo
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- CN106022405A CN106022405A CN201610329459.5A CN201610329459A CN106022405A CN 106022405 A CN106022405 A CN 106022405A CN 201610329459 A CN201610329459 A CN 201610329459A CN 106022405 A CN106022405 A CN 106022405A
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- image
- shape
- service plate
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- dish
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/10—Services
- G06Q50/12—Hotels or restaurants
Abstract
The invention provides a dinner plate automatic pricing system based on shape, and the system comprises an image collection device, a computer, and a display device. The computer comprises an image segmenting module, a shape circular degree judgment module and a pricing display module. The image collection device collects a current dinner plate image, and stores the image in the computer. The image segmenting module extracts the dinner plate image from the computer, and completes the segmenting of each dinner plate, and then enables the segmented images to be inputted into the shape circular degree judgment module. The shape circular degree judgment module calculates the circular degree of the current dinner plate so as to recognize the shape of the dinner plate, and enables the number of dinner plates in different shapes to be transmitted to the pricing display module after all images are recognized. The pricing display module calculates the total price of dishes of the dinner plates currently according to the corresponding relation between a defined shape and the pricing, and finally enables the payment information to be represented on the display device. The system saves the manpower, improves the check-out efficiency and accuracy of a dining room, and reduces the congestion.
Description
Technical field
The present invention relates to image identification technical field, in particular it relates to a kind of service plate based on shape is counted automatically
Valency system.
Background technology
Along with the fast development strengthening economy of China's national power, living standards of the people improve day by day, and therefore diet disappears
Expense idea is also altered in steps, and eats out more to become to making a practice of and rationalization, Selective long-range DEPT, quality of consumption
Asking and improve constantly, the social need of fast food the most constantly expands, market comsupton popularity and primary demand feature
Show is more abundant.Owing to traditional manual message accounting mode wastes time and energy, being not easy to management, checkout speed is slow,
Error probability height easily causes again blocking up of crowd.
Through the retrieval of prior art is found, Chinese patent literature number: CN105374122A, publication date:
2016.03.02, disclose a kind of automatically vending system and method, it is possible to be generally applicable to commodity round-the-clockly,
Automatically sell, its low cost, facilitate client's self-determination in purchasing commodity, but this technology lacks for dining environment
Specific aim and the pardon to magnanimity vegetable, it is impossible to be enough applied directly in the automatic price in dining room.Chinese patent
Document number: CN203982503U, publication date: 2014.12.03, disclose a kind of wisdom dinner table, include title
Restatement valency and RFID tableware identification two kinds of pricing modes of valuation, but it cannot make used image recognition technology
More there is universality, and can make a distinction according to vegetable itself and valuate.Chinese patent literature number:
CN1261706A, publication date: 2000.08.02, disclose a kind of implicit information card, from structurally and functionally real
Show RFID and remembered valency, be widely used in university campus dining room, but this technology can not solve dining room
The artificial vegetable of differentiating of valuation calculates the step of price, Comparatively speaking valuates inefficient.
Summary of the invention
For defect of the prior art, it is an object of the invention to provide a kind of service plate based on shape and automatically count
Valency system, the automated graphics shooting of service plate of client being ordered, service plate image is split automatically, automatically counts
Calculate the total price of vegetable contained by service plate and present on the display apparatus.
For realizing object above, the present invention provides a kind of service plate automatic price system based on shape, described meter
Valency system includes: image collecting device, computer, display device, and described image acquisition device is currently eaten
Dish image, and the current service plate image information collected is saved in described computer；
Described computer farther includes image segmentation module, shape circularity judge module and valuation display module；
Wherein:
Described image segmentation module, transfers service plate image and completes the segmentation of each meal dish in service plate, then will divide
The image of each meal dish after cutting is input to described shape circularity judge module；
Described shape circularity judge module, calculates the circularity of current dish of eating, thus identifies the shape of current dish of eating,
After the image of meal dish all in service plate has all identified, the quantity of dish of difformity being eaten is sent to described meter
Valency display module；
Described valuation display module, according to the corresponding relation of defined good shape Yu price, calculates current meal
The total price of vegetable contained by dish, finally presents payment information on said display means.
The most described image collecting device, including image acquisition camera and, infrared sensor and single-chip microcomputer, its
In: image acquisition camera monitors current service plate image in real time, and infrared sensor detection active user the most will
Service plate is put well, and after stabilization by microcontroller serial port, the signal detected is sent to computer, infrared sensing
The signal of device triggers the automatic camera program of computer and preserves the current service plate image that image acquisition camera monitors
To specified path to complete to take pictures.
Preferably, described image segmentation module, first reads image collecting device and is saved in computer specified path
Photograph, tri-channel image of RGB of service plate image are resolved into three independent gray level images, choose wherein
The image of channel B carries out Threshold segmentation and removes the service plate of bottommost；Image after segmentation is more scattered, first fills
Its space, region, re-uses area threshold and removes the noise region of little area, and obtain is each meal dish place
Region, and the region at each meal dish place is sent to shape circularity judge module.
Preferably, described shape circularity judge module, reads each meal that image segmentation module obtains the most one by one
The region that dish is corresponding, and calculate the circularity in this region；Then judge whether after completing the judgement in single region to have completed
The judgement in whole service plate all meal dish region, if all having judged, then the quantity of output difference meal dish gives valuation
Display module.
It is highly preferred that described shape circularity judge module calculates the circularity in this region: if circularities is close to the circle of circle
Angle value is then judged as circle, then the quantity of corresponding circular meal dish adds one；If circularities keeps off circle, continue to judge
Whether close to square circularities, if close to, square meal dish quantity adds one, if being nor close to square, is judged as
Ellipse, then the quantity of corresponding oval meal dish adds one.
Preferably, described valuation display module, first receive the different meal dish numbers that shape circularity judge module is sent
The information of amount, and according to the corresponding relation of the most defined shape Yu price, calculate meal according to unit price and quantity
The total price of vegetable contained by dish.
Preferably, described display device, vegetable quantity and the total price of different prices are shown, props up for user
Pay reference.
Compared with prior art, the present invention has a following beneficial effect:
The present invention is directed to use different meal dish shape to hold the dining room of different price vegetable, client can be realized and order meal
The automated graphics shooting of dish, can automatically carry out segmentation and automatically calculate the total of vegetable contained by service plate service plate image
Valency, can present unit price, quantity and total price on the display apparatus.
Accompanying drawing explanation
By the detailed description non-limiting example made with reference to the following drawings of reading, its of the present invention
Its feature, purpose and advantage will become more apparent upon:
Fig. 1 is one embodiment of the invention system architecture diagram；
Fig. 2 is one embodiment of the invention system hardware structure schematic diagram；
Fig. 3 is one embodiment of the invention image acquisition flow chart；
Fig. 4 is one embodiment of the invention image segmentation module and shape circularity judge module flow chart；
In figure: workbench 1, waiting area 2, checkout district 3, image acquisition camera 4, infrared sensor 5, meter
Calculation machine 6, display device 7, the district 8 that swipes the card, image collecting device 9, image segmentation module 10, shape circularity
Judge module 11, valuation display module 12, camera support 13, single-chip microcomputer 14.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail.Following example will assist in this area
Technical staff is further appreciated by the present invention, but limits the present invention the most in any form.It should be pointed out that, to this
For the those of ordinary skill in field, without departing from the inventive concept of the premise, it is also possible to make some deformation
And improvement.These broadly fall into protection scope of the present invention.
As it is shown in figure 1, a kind of service plate automatic price system based on shape, including: image collecting device 9,
Computer 6, display device 7, described computer 6 farther includes image segmentation module 10, shape circularity is sentenced
Disconnected module 11 and valuation display module 12；Wherein: image collecting device 9 gathers current service plate image, and will
The service plate image collected is saved in computer 6；Image segmentation module 10 transfers service plate figure from computer 6
Complete the segmentation of each meal dish after Xiang, the more each meal dish image after segmentation is input to shape circularity judge module
11；Shape circularity judge module 11 calculates the circularity of current dish of eating, thus identify current meal dish be circular,
Square or oval, after the image recognition of meal dish all in service plate completes, the quantity of dish that difformity is eaten
It is sent to display module 12 of valuating；Valuation display module 12 closes according to defined good shape is corresponding with price
System, calculates the total price of vegetable contained by current service plate, is finally presented in display device 7 by payment information.
As in figure 2 it is shown, in the embodiment of an advantageous applications, a kind of service plate automatic price system based on shape
Hardware setting include: workbench 1, waiting area 2, checkout district 3, image acquisition camera 4, infrared biography
Sensor 5, computer 6, display device 7, the district 8 that swipes the card, camera support 13 and single-chip microcomputer 14, wherein:
Workbench 1 as the carrier of other building blocks, workbench 1 respectively is from left to right waiting area 2,
Checkout district 3, swipe the card district 8, for the image acquisition camera that is arranged on camera support 13 directly over checkout district 3
4, the dead ahead in the district 8 that swipes the card is display device 7, and infrared sensor 5 is arranged on checkout dead astern, district 3,
Infrared sensor 5 is transmitted data, image acquisition camera 4 and display dress by single-chip microcomputer 14 serial ports to computer 6
Put the control of 7 to be completed by computer 6.
In the present embodiment, described image collecting device 9 includes image acquisition camera 4, infrared sensor 5 and list
Sheet machine 14, wherein: infrared sensor 5 is used for detecting active user and is the most put well by service plate, will after stablizing
Signal is sent to computer 6 by single-chip microcomputer 14 serial ports, and computer 6 gathers camera 4 at real-time image acquisition
Image, the signal of infrared sensor 5 can trigger the automatic camera program on computer 6 and preserve present image collection
The image of camera 4 completes to take pictures.
As it is shown on figure 3, image acquisition detailed process is as follows:
Configuration pin, defined variable, startup string after single-chip microcomputer 14 startup in step 1, image collecting device 9
Mouthful, then start to read the return value of infrared sensor 5, the serial ports of simultaneous computer 6 and automatic camera program
Also starting, initialize serial ports and open monitoring, the image the poll that persistently obtain image acquisition camera 4 read string
The data of mouth；
Step 2, when the return value that infrared sensor 5 returns is judged as numerical value corresponding to black, illustrate now
There is service plate to be placed on checkout district 3, will detect that black signal is sent to calculate now by single-chip microcomputer 14 serial ports
Machine 6；
Step 3, computer 6 judge whether after receiving the detection signal that serial ports is sent that persistently receiving serial ports sends
Signal, if persistently receiving explanation infrared sensor 5 to be continuously detected black signal, namely explanation client is
Service plate stably will be placed on checkout district 3, then automatic camera program obtains the figure that computer 6 is currently displaying
As gathering the image of camera 4 and preserving this image to specified folder.
As shown in Figure 4, first described image segmentation module 10 reads image collecting device 9 and is saved in computer
Tri-channel image of RGB of service plate image are resolved into three independent gray level images by the photo of 6 specified paths,
The image choosing wherein channel B carries out the service plate of Threshold segmentation removal bottommost；Image after segmentation compares zero
Dissipating, first fill its space, region, re-use area threshold and remove the noise region of little area, being of obtaining is every
The region at individual meal dish place；Preserve the image in each region and be transferred to shape circularity judge module 11.
As shown in Figure 4, described shape circularity judge module 11 reads image segmentation module 10 the most one by one and obtains
Region corresponding to each meal dish, and calculate the circularity in this region: if circularities is close to the circularities of circle, judge
For circle, then the quantity of corresponding circular meal dish adds one；If circularities keeps off circle, continue to determine whether close to side
The circularities of shape, if close to, square meal dish quantity adds one, if being nor close to square, is judged as ellipse, then
The quantity of corresponding oval meal dish adds one；
Then judge whether to have completed the judgement in whole service plate all meal dish region after completing the judgement in single region, if
All judged, then the quantity of output difference meal dish gives valuation display module 12.
Described valuation display module 12 is firstly received the different meal dish quantity that shape circularity judge module 11 is sent
Information, according to the corresponding relation of the most defined shape Yu price, such as: circle is used for holding two yuan of dishes,
Square for holding ternary dish, ellipse is used for holding quaternary dish；Calculate contained by service plate according to unit price and quantity
The total price of vegetable, shows vegetable quantity and the total price of different prices in display device 7, props up for user
Pay reference.
To sum up embodiment is visible, the present invention client can be ordered service plate automated graphics shooting, to service plate image from
Move and split, automatically calculate the total price of vegetable contained by service plate and also present on the display apparatus, save manpower, carry
High dining room efficiency of account settling and accuracy rate, minimizing is blocked up.
Above the specific embodiment of the present invention is described.It is to be appreciated that the present invention not office
Being limited to above-mentioned particular implementation, those skilled in the art can make various within the scope of the claims
Deformation or amendment, this has no effect on the flesh and blood of the present invention.
Claims (6)
1. a service plate automatic price system based on shape, described pricing system includes: computer (6)
With display device (7), it is characterised in that described pricing system also includes: image collecting device (9), described
Image collecting device (9), gathers current service plate image, and the current service plate image information collected is saved in
Described computer (6)；
Described computer (6) farther includes image segmentation module (10), shape circularity judge module (11)
With valuation display module (12), wherein:
Described image segmentation module (10), transfers service plate image and completes the segmentation of each meal dish in service plate, then will
The image of each meal dish after segmentation is input to described shape circularity judge module (11)；
Described shape circularity judge module (11), calculates the circularity of current dish of eating, thus identifies dish of currently eating
Shape, after the image of meal dish all in service plate has all identified, the quantity of dish of difformity being eaten sends
To described valuation display module (12)；
Described valuation display module (12), according to the corresponding relation of defined good shape Yu price, calculates
Contained by current service plate, the total price of vegetable, is finally presented on payment information in described display device (7).
A kind of service plate automatic price system based on shape the most according to claim 1, it is characterised in that
Described image collecting device (9), including image acquisition camera (4), single-chip microcomputer (14) and infrared sensor (5),
Wherein: image acquisition camera (4) monitors current service plate image in real time, and infrared sensor (5) detection is current
Service plate is put well by user the most, and is sent by single-chip microcomputer (14) serial ports by the signal detected after stabilization
To computer (6), the signal of infrared sensor (5) triggers the automatic camera program of computer (6) and preserves figure
As gathering camera (4) the current service plate image that monitors to specified path to complete to take pictures.
A kind of service plate automatic price system based on shape the most according to claim 1, it is characterised in that
Described image segmentation module (10), first reads image collecting device (9) and is saved in computer (6) specified circuit
Tri-channel image of RGB of service plate image are resolved into three independent gray level images, choose it by the image in footpath
The image of middle channel B carries out Threshold segmentation and removes the service plate of bottommost；Image after segmentation is more scattered, first fills out
Filling its space, region, re-use size and remove the noise region of little area, obtain is each meal dish institute
Region, and the region at each meal dish place is sent to shape circularity judge module (11).
A kind of service plate automatic price system based on shape the most according to claim 1, it is characterised in that
Described shape circularity judge module (11), reads each meal dish that image segmentation module (10) obtains the most one by one
Corresponding region, and calculate the circularity in this region；After completing the judgement in single region, it may be judged whether completed whole
The judgement in individual service plate all meal dish region, if all having judged, then the quantity of output difference meal dish gives valuation aobvious
Show module (12).
A kind of service plate automatic price system based on shape the most according to claim 4, it is characterised in that
Described shape circularity judge module (11) calculates the circularity in this region: if circularities is close to the circularities of circle, sentence
Break as circle, then the quantity of corresponding circular meal dish adds one；If circularities keeps off circle, continue to determine whether close
Square circularities, if close to, square meal dish quantity adds one, if being nor close to square, is judged as ellipse,
Then the quantity of corresponding oval meal dish adds one.
6. according to a kind of based on shape the service plate automatic price system described in any one of claim 1-5, its
It is characterised by, described valuation display module (12), first receives shape circularity judge module (11) and send not
With the information of dish quantity of eating, and according to the corresponding relation of the most defined shape Yu price, according to unit price and quantity
Calculate the total price of vegetable contained by service plate, by vegetable quantity and the total price of different prices in display device (7)
Show, pay reference for user.
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| CN201610329459.5A CN106022405A (en) | 2016-05-17 | 2016-05-17 | Dinner plate automatic pricing system based on shape |
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| CN201610329459.5A CN106022405A (en) | 2016-05-17 | 2016-05-17 | Dinner plate automatic pricing system based on shape |
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Cited By (6)
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| CN107038425A (en) * | 2017-04-25 | 2017-08-11 | 上海理工大学 | The settlement system of intelligent restaurant based on machine vision |
| CN108364239A (en) * | 2018-01-29 | 2018-08-03 | 上海市金山区青少年活动中心 | Based on recognition of face and image recognition valuation payment methods, device and storage medium |
| CN108830629A (en) * | 2018-02-28 | 2018-11-16 | 上海市金山区青少年活动中心 | Based on speech recognition valuation payment methods, system and storage medium |
| CN109084877A (en) * | 2018-07-20 | 2018-12-25 | 深圳特优可科技有限公司 | A kind of self-help settlement electronic scale |
| CN109805714A (en) * | 2019-02-26 | 2019-05-28 | 浙江云澎科技有限公司 | Weighing service plate and its application method on intelligent recognition accounting machine |
| CN112488090A (en) * | 2021-01-21 | 2021-03-12 | 许婉淑 | Automatic meal dish charging system based on AI intelligent image recognition |
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