CN105823778A - Article identification method, and apparatus and system thereof - Google Patents
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- CN105823778A CN105823778A CN201610137288.6A CN201610137288A CN105823778A CN 105823778 A CN105823778 A CN 105823778A CN 201610137288 A CN201610137288 A CN 201610137288A CN 105823778 A CN105823778 A CN 105823778A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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Abstract
The invention discloses an article identification method, and an apparatus and a system thereof. The method concretely comprises the following steps: monitoring the state information of a container with an article provided inside, wherein the state information comprises an open state, a material entrance and exiting state and a closure state, and the article entrance and exiting state is characterized by information of a distance between the assigned inner wall of the container and the article entering or exiting from the container; acquiring the image of the article in the container according to the state information; and identifying the image of the article to obtain article information. The state information of the container is monitored, and the image of the article in the container is acquired according to the state information, so the acquiring efficiency of the image of the article is improved; and the image of the article is identified, so the article information is obtained, and the repetition rate of the article information is reduced.
Description
Technical field
The application relates to technical field of image processing, is specifically related to image identification technical field, particularly relates to item identification method, Apparatus and system.
Background technology
Container for placing articles is widely used in domestic environment, for providing various storage convenient service for user.As a example by domestic refrigerator, user stores the various household goods such as food, vegetable, beverage by it, and in use, along with the consumption of article in refrigerator, user needs periodically or aperiodically to buy, supplement.Generally, container can put into more article, owing to article are often overlapped mutually when placing or mutually block, causes user can not effectively obtain Item Information.
Item identification method refers to a kind of method being identified the article in container.Such as, by item identification method, the food in refrigerator is periodically identified, is appreciated that kind and the quantity of food in refrigerator, it might even be possible to learn the information such as food is the most expired.
Existing item identification method still has several drawbacks, such as, some item identification method uses the mode of periodic scanning to be identified the article in container, but the data volume that this equipment processes is big, and the repetitive rate of the Item Information obtained is high.
Summary of the invention
This application provides item identification method, Apparatus and system, to solve the problem mentioned in background technology.
First aspect, this application provides a kind of item identification method, described method includes: monitoring placed the status information of the container of article, described status information includes open mode, object turnover state and closed mode, and the range information that described object passes in and out between the state appointment inwall by container and entrance or the object exiting described container characterizes；According to the images of items in described state information acquisition container；Described images of items is carried out image recognition, obtains Item Information.
In certain embodiments, described include according to the images of items in described state information acquisition container: when monitoring described container and being open mode, start image acquiring device according to open angle, wherein, described image acquiring device is in described container, for obtaining the images of items in container；When the open angle monitoring container is descending change time, then described open angle less than preset first angle time, according to described object turnover state control described image acquiring device obtain images of items.
In certain embodiments, described according to open angle start image acquiring device include: when open angle less than preset second angle time, do not start described image acquiring device, otherwise, start described image acquiring device.
In certain embodiments, described according to described object turnover state control described image acquiring device obtain images of items include: when container is open mode, the object turnover state of monitoring container, the range information corresponding when described object turnover state does not change when the open angle of container is less than described preset first angle, control described image acquiring device and do not obtain images of items, otherwise, images of items is obtained.
In certain embodiments, described also include according to the images of items in described state information acquisition container: when monitoring container and being closed mode, close described image acquiring device.
In certain embodiments, described method also includes: contrasted with article historical information by described Item Information, obtains article change information, the Item Information that described article historical information was recorded by the described container last time.
In certain embodiments, described method also includes: show described Item Information and article change information.
In certain embodiments, described method also includes: the step modified Item Information according to operational order.
Second aspect, this application provides a kind of item identification devices, and described device includes: sensor, photographic head, message handler and image analysis equipment；Sensor, for monitoring the status information of container, described status information includes open mode, object turnover state and closed mode；Photographic head, the images of items in collection container；Message handler, obtains images of items for controlling described photographic head according to described status information；Image analysis equipment, for described images of items is carried out image recognition, obtains Item Information.
In certain embodiments, described sensor includes: switch sensor, is arranged on the opening part of container, for monitoring open mode and the closed mode of container；Range sensor, is arranged on container inner wall, for monitoring the object turnover state of container.
In certain embodiments, described sensor also includes: angular transducer, is arranged on the opening part of container, for monitoring the angle that container is opened.
In certain embodiments, described device also includes: information storage unit, is used for preserving described Item Information and article change information, and described article change information is obtained after being compared with article historical information by described Item Information.
In certain embodiments, described device also includes: display, is arranged on the outer surface of described container, is used for showing described Item Information and/or article change information.
The third aspect, this application provides a kind of article identification system, and described system includes the described item identification devices of above-mentioned second aspect.
In certain embodiments, described system also includes: mobile display terminal, is used for showing Item Information and/or the article change information that described item identification devices obtains.
The application monitors the status information of container, then according to the images of items in state information acquisition container, improves the efficiency obtaining images of items, finally images of items is carried out image recognition, obtain Item Information, reduce the repetitive rate of Item Information.
Accompanying drawing explanation
By reading the detailed description being made non-limiting example made with reference to the following drawings, other features, purpose and advantage will become more apparent upon:
Fig. 1 is an embodiment flow chart of the item identification method according to the application；
Fig. 2 is a structural representation of the item identification devices according to the application；
Fig. 3 is the schematic diagram of an application scenarios of the item identification devices according to the application；
Fig. 4 is the structure drawing of device that Fig. 3 application scenarios is corresponding.
Detailed description of the invention
With embodiment, the application is described in further detail below in conjunction with the accompanying drawings.It is understood that specific embodiment described herein is used only for explaining related invention, rather than the restriction to this invention.It also should be noted that, for the ease of describing, accompanying drawing illustrate only the part relevant to about invention.
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.Describe the application below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Fig. 1 shows flow process Figure 100 of an embodiment of item identification method.
Comprise the following steps as it is shown in figure 1, the timed task of the present embodiment performs method:
Step 101, monitoring placed the status information of the container of article.
The container of the present embodiment can be the cabinet placing medicated clothing, it is also possible to be the refrigerator of accommodating food, refrigerator-freezer, it is also possible to be the device placing other article.Wherein, described status information includes open mode, object turnover state and closed mode；Open mode refers to state when container is opened, such as, state when state when cupboard door is opened, refrigerator are opened；Closed mode refers to state when container is closed；The range information that object passes in and out between the state appointment inwall by container and entrance or the object exiting described container characterizes, such as, when putting into or take out article, the displacement that article occur in container causes the range information that the distance between article and container inner wall changes, therefore, can accurately be judged the situation of change of container contents by the status information of the present embodiment, improve the effectiveness obtaining images of items.Generally, object turnover state can be monitored by range sensor.
Step 102, according to the images of items in described state information acquisition container.
Seen from the above description, the status information of container has multiple, accordingly, it would be desirable to determine the need for obtaining images of items according to different status informations, and obtains the time of images of items.
In some optional implementations of the present embodiment, the application obtains the images of items in container targetedly according to above-mentioned status information.Particularly as follows: when monitoring container and being open mode, start image acquiring device according to open angle, described image acquiring device is in described container, for obtaining the images of items in container.When the open angle monitoring container is descending change time, then when described open angle is less than preset first angle (angle during container closure), control described image acquiring device and obtain images of items (image of article when images of items herein is container closure).Image acquiring device can be to image first-class image capture device, starts image acquiring device when container is open mode, it is possible to increase image acquiring device obtains the effective percentage of image, it is to avoid obtains images of items that is unnecessary or that repeat.When the open angle monitoring container changes from big to small, and open angle (sets according to concrete container less than preset first angle, it is typically set at certain angle before container closure state), think that the article in now container no longer change, control image acquiring device according to object turnover state and obtain images of items, complete the collection to images of items.
In some optional implementations of the present embodiment, start image acquiring device according to open angle to include: when open angle is less than preset second angle (angle when container is opened), do not start described image acquiring device, otherwise, start described image acquiring device.In reality, it is also possible to occur that container is in open mode, but the situation that open angle is the least, mostly this kind of situation is to occur when user checks container, and therefore, the article in container will not change.Preset second angle is set, when the open angle of container is less than preset second angle, think that the article in container will not change, do not start image acquiring device, image acquiring device is only just started when open angle is more than preset second angle, reduce invalid startup time and the power consumption of image acquiring device, improve the service efficiency of image acquiring device.
In some optional implementations of the present embodiment, control described image acquiring device acquisition images of items according to described object turnover state to include: when container is open mode, the object turnover state of monitoring container, the range information corresponding when described object turnover state does not change when the open angle of container is less than described preset first angle, control described image acquiring device and do not obtain images of items, otherwise, images of items is obtained.There is also a kind of situation in reality, user opens container, and open angle is also greater than preset second angle, but user does not put into or takes out article, obtains images of items so also without necessity, improves the effective percentage obtaining images of items.When object turnover state changes, image acquiring device obtains images of items (images of items now is the images of items put into or take out), i.e. whenever object turnover state changes, will obtain an images of items.Images of items content now is to be removed or placed into the article of container.It should be noted that it is emphasized that this object turnover state obtains image when changing, such as, hands takes out certain article from refrigerator, then the moment that object turnover state changes is that hands enters refrigerator and leaves the refrigerator the two moment.And the process before hands enters refrigerator and after entrance refrigerator is not the moment that object turnover state changes, it is not necessary to obtain images of items.Visible, the present embodiment method can obtain effective images of items, it is to avoid the images of items duplicated, and improves the effectiveness obtaining images of items.
In some optional implementations of the present embodiment, also include according to the images of items in described state information acquisition container: when monitoring container and being closed mode, close described image acquiring device.When container is closed mode, article will not change, thus close off image acquiring device, improve the service efficiency of image acquiring device.
In order to further article are identified, above-mentioned images of items can also have temporal information, in order to article are put into or takes out and judge.
Step 103, carries out image recognition to described images of items, obtains Item Information.
Images of items, after getting images of items, can be identified, then receive the image recognition information that image recognition server is sent, obtain the Item Information of correspondence by the present embodiment method by the image recognition server of images of items transmission to high in the clouds.Image analysis equipment can also be set on container, from images of items, directly identify Item Information in this locality.
In some optional implementations of the present embodiment, the present embodiment method also includes: contrasted with article historical information by described Item Information, obtains article change information, the Item Information that described article historical information was recorded by the described container last time.When above-mentioned Item Information is to be put into by article respectively, take out time, and the Item Information that the image that gets during container closure is corresponding, owing to container does not gather picture when opening, it is thus desirable to transfer article historical information, contrasted by article historical information and the Item Information now obtained, determine which article there occurs change, changed how many, thus obtain article change information.
In some optional implementations of the present embodiment, also include according to method: show described Item Information and article change information.When the article in container change, by display device, Item Information and article change information can be shown the outside at container, Item Information and article change information can also be sent to the mobile terminal specified, in time the situation of change of container contents is informed user.
Article can be industrial product, can also is that artifacts or other article, industrial product generally has a title determined, and artifacts or other article (article produced such as user oneself, or belong to identical type, but the different article of purposes) it is likely not to have a title determined.Now, images of items often cannot be identified by image recognition server, or identifies error message, and therefore, Item Information can also be modified by the present embodiment method according to operational order, and e.g., container is refrigerator, comprises multiple red wine in refrigerator.Wherein, some is the red wine of so-and-so brand, and some is to have put into Other Drinks or flavoring agent with the bottle of red wine.At this point it is possible to Item Information is revised accordingly.
The item identification method that the present embodiment provides, first monitors the status information of container, then according to the images of items in state information acquisition container, improve the efficiency obtaining images of items, finally images of items is carried out image recognition, obtain Item Information, reduce the repetitive rate of Item Information.
With further reference to Fig. 2, as to the realization of method shown in above-mentioned each figure, this application provides the structural representation of a kind of item identification devices.Item identification devices is arranged on the container for placing articles, and this device embodiment is corresponding with the embodiment of the method shown in Fig. 1, and this device specifically can apply in various container.
As in figure 2 it is shown, the item identification devices 200 described in the present embodiment includes sensor 201, photographic head 202, message handler 203 and image analysis equipment 204.Wherein, sensor 201 is for monitoring the status information of container, and described status information includes open mode, object turnover state and closed mode, and quantity and the position of sensor 201 determine according to actual needs；Photographic head 202 is used for gathering images of items, and quantity and the position of photographic head 202 determine according to actual needs；Message handler 203 obtains images of items for controlling described photographic head according to described status information；Image analysis equipment 204, for described images of items is carried out image recognition, obtains Item Information.Wherein, sensor 201 can include switch sensor (not shown) and range sensor (not shown), and wherein, switch sensor is arranged on the opening part of container, for monitoring open mode and the closed mode of container, it is generally arranged at the opening part of container；Range sensor is arranged on container inner wall, and for monitoring the object turnover state of container, by measuring a range of range information of container, range sensor determines whether space changes, is generally arranged at the setting position within container.Sensor 201 can also include angular transducer (not shown), is arranged on the opening part (when container is refrigerator, opening part herein can be in the rotating shaft of refrigerator doors) of container, for monitoring the angle that container is opened.Angular transducer is generally arranged at the position that can monitor the state that container is opened by measuring angle.Angular transducer can also measure the consecutive variations information of angle, determines that container is the most being opened or is being closed according to consecutive variations information, so that message handler controls photographic head obtains images of items.
In some optional implementations of the present embodiment, for the ease of being contrasted with article historical information by Item Information, item identification devices also includes information storage unit (not shown), is used for preserving described Item Information and article change information.Information storage unit can use flash memory, hard disk storage devices to realize.
In some optional implementations of the present embodiment, described device can also include display (not shown), is used for showing described Item Information and/or article change information.Display can be arranged on the outer surface of container, it is also possible to Item Information and article change information are sent to mobile terminal and show.Described device can also include information modifier, makes when Item Information appearance is wrong or needs to carry out distinguishing mark, is modified Item Information by information modifier.The word of Item Information can be revised by information modifier by the mode such as keyboard, voice, it is also possible to increases picture for Item Information, in order to the identification of the follow-up images of items to identical items.
It it is a schematic diagram of the application scenarios of the item identification method according to the present embodiment with continued reference to Fig. 3, Fig. 3.The item identification devices of embodiment 2 is illustrated by Fig. 3 by the embodiment of a refrigerator.From the figure 3, it may be seen that the refrigerator 310 of this refrigerator is internal includes A district, B district, C district and D district.Photographic head includes photographic head 301, photographic head 302, photographic head 303, photographic head 304 and photographic head 305.Photographic head 301, photographic head 302, photographic head 303, photographic head 304 and photographic head 305 and position are as shown in Figure 3.Wherein, photographic head 301 is for obtaining the image in A district；Photographic head 302 is for obtaining the image in B district；Photographic head 303 is for obtaining the image in C district；Photographic head 304 is for obtaining the image inside refrigerator doors 320；Photographic head 305 is positioned at inside refrigerator doors 320, for obtaining the A district of refrigerator 310, B district, C district and the image in D district.Switch sensor 306 be arranged on refrigerator 310 with the Guan Bi of refrigerator doors 320 at；Range sensor 307 is arranged on the side of the close refrigerator doors 320 inside refrigerator 310, state is passed in and out for monitoring the object in A district, B district, C district and D district, if needed, can also respectively in A district, B district, C district and D district range sensor is set, the object turnover state of the range sensor monitoring location in each district；Angular transducer 308 is arranged in the rotating shaft of refrigerator doors 320.Display (not shown) is generally located on the outside of refrigerator doors 320.The D district of the present embodiment is drawer type memory block, and photographic head 309 is for obtaining image when D district opens.
When switch sensor 306 monitor refrigerator doors 320 be opened time, angular transducer 308 measures the open angle of refrigerator doors 320, when open angle is less than preset second angle, it is believed that article cannot be placed into or take out, and does not start photographic head；When open angle is more than preset second angle, it is believed that can put into or take out article, start photographic head；Continue through whether the range information that range sensor 307 monitors in refrigerator changes；When angular transducer 308 monitors, the open angle of refrigerator is descending to change, and range information does not change when open angle is less than preset first angle, think that refrigerator is closed, and article are not put into or take out, control photographic head and do not obtain images of items；When range information changes, having illustrated that article are put into or taken out, now, message handler controls images of items when photographic head obtains the images of items in refrigerator 310 and refrigerator doors 320 and puts into or take out article.Further, when A district, B district, C district and D district are respectively provided with range sensor, can specifically control corresponding A district, B district, C district and/or D district, and the camera collection images of items in other regions.
It should be noted that for different containers, each above-mentioned sensor and the position of photographic head can be adjusted according to practical situation, the accompanying drawing of the present embodiment is not constituted sensor and the quantity of photographic head and the restriction of position.
Images of items can be sent to the image processing server in high in the clouds by message handler, and receive image processing server send images of items is processed after the Item Information that obtains, Item Information is shown over the display.
The item identification devices of the present embodiment can also include: information modifier, for modifying Item Information according to operational order.The word of Item Information can be revised by information modifier by the mode such as keyboard, voice, it is also possible to increases picture for Item Information, in order to the identification of the follow-up images of items to identical items.
It is the structure drawing of device that Fig. 3 application scenarios is corresponding with continued reference to Fig. 4, Fig. 4.The device of Fig. 4 includes sensor group, photographic head group, master control set, high in the clouds image identification system, user terminal and refrigerator power supply unit.Master control set is connected with sensor group, photographic head group, high in the clouds image identification system and refrigerator power supply unit respectively；High in the clouds image identification system is connected with user terminal.Sensor group includes the multiple sensors (including switch sensor 306, angular transducer 308) described in Fig. 3；Photographic head group includes the multiple photographic head (photographic head 301, photographic head 302, photographic head 303, photographic head 304, photographic head 305 photographic head 309) described in Fig. 3.Master control set includes action judge module, message handler, image capture module, display module, information modified module and network transmission module.Message handler is connected with judge module, image capture module, display module, information modified module and network transmission module respectively.Wherein, action judge module, the range information for monitoring based on range sensor 307 judges that article are placed into container or take out container；Message handler controls image capture module according to the judgement that described action judge module is made and obtains images of items, when container is closed, images of items is sent to high in the clouds image identification system by network transmission module, the Item Information that high in the clouds image identification system will identify that is sent to the display module of master control set and shows, it is also possible to be sent to user terminal.When Item Information identification mistake or None-identified, it is also possible to by information modified module, Item Information is modified.
The present embodiment additionally provides a kind of article identification system, and this system includes above-mentioned item identification devices.This system can also include mobile display terminal (being equivalent to user terminal), for showing the Item Information and/article change information that described item identification devices obtains, when user is not in this locality, it is also possible to Item Information is sent to the mobile terminal specified.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Skilled artisan would appreciate that, invention scope involved in the application, it is not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should contain in the case of without departing from described inventive concept, other technical scheme being carried out combination in any by above-mentioned technical characteristic or its equivalent feature and being formed simultaneously.Such as features described above and (but not limited to) disclosed herein have the technical characteristic of similar functions and replace mutually and the technical scheme that formed.
Claims (15)
1. an item identification method, it is characterised in that described method includes:
Monitoring placed the status information of the container of article, described status information includes open mode, object turnover state and closed mode, and the range information that described object passes in and out between the state appointment inwall by container and entrance or the object exiting described container characterizes；
According to the images of items in described state information acquisition container；
Described images of items is carried out image recognition, obtains Item Information.
Method the most according to claim 1, it is characterised in that described include according to the images of items in described state information acquisition container:
When monitoring described container and being open mode, starting image acquiring device according to open angle, wherein, described image acquiring device is in described container, for obtaining the images of items in container；
When the open angle monitoring container is descending change time, then described open angle less than preset first angle time, according to described object turnover state control described image acquiring device obtain images of items.
Method the most according to claim 2, it is characterised in that described according to open angle start image acquiring device include:
When open angle is less than preset second angle, does not start described image acquiring device, otherwise, start described image acquiring device.
Method the most according to claim 2, it is characterised in that described according to described object turnover state control described image acquiring device obtain images of items include:
When container is open mode, the object turnover state of monitoring container, the range information corresponding when described object turnover state does not change when the open angle of container is less than described preset first angle, controls described image acquiring device and does not obtain images of items, otherwise, images of items is obtained.
Method the most according to claim 2, it is characterised in that described also include according to the images of items in described state information acquisition container:
When monitoring container and being closed mode, close described image acquiring device.
Method the most according to claim 1, it is characterised in that described method also includes:
Described Item Information is contrasted with article historical information, obtains article change information, the Item Information that described article historical information was recorded by the described container last time.
Method the most according to claim 6, it is characterised in that described method also includes:
Show described Item Information and article change information.
Method the most according to claim 1, it is characterised in that described method also includes:
Step Item Information modified according to operational order.
9. an item identification devices, is arranged on the container for placing articles, it is characterised in that described device includes: sensor, photographic head, message handler and image analysis equipment；
Sensor, for monitoring the status information of container, described status information includes open mode, object turnover state and closed mode；
Photographic head, the images of items in collection container；
Message handler, obtains images of items for controlling described photographic head according to described status information；
Image analysis equipment, for described images of items is carried out image recognition, obtains Item Information.
Device the most according to claim 9, it is characterised in that described sensor includes:
Switch sensor, is arranged on the opening part of container, for monitoring open mode and the closed mode of container；
Range sensor, is arranged on container inner wall, for monitoring the object turnover state of container.
11. devices according to claim 10, it is characterised in that described sensor also includes:
Angular transducer, is arranged on the opening part of container, for monitoring the angle that container is opened.
12. devices according to claim 9, it is characterised in that described device also includes:
Information storage unit, is used for preserving described Item Information and article change information, and described article change information is obtained after being compared with article historical information by described Item Information.
13. devices according to claim 12, it is characterised in that described device also includes:
Display, is arranged on the outer surface of described container, is used for showing described Item Information and/or article change information.
14. 1 kinds of article identification systems, it is characterised in that described system includes the described item identification devices of claim 9-13.
15. systems according to claim 14, it is characterised in that described system also includes:
Mobile display terminal, is used for showing Item Information and/or the article change information that described item identification devices obtains.
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| CN201610137288.6A CN105823778A (en) | 2016-03-10 | 2016-03-10 | Article identification method, and apparatus and system thereof |
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| CN107796168A (en) * | 2016-09-07 | 2018-03-13 | 北京京东尚科信息技术有限公司 | The food product information management method of intelligent refrigerator |
| CN108151432A (en) * | 2016-12-02 | 2018-06-12 | 北京京东尚科信息技术有限公司 | Intelligent refrigerated device and method thereof |
| CN108895756A (en) * | 2018-06-29 | 2018-11-27 | 青岛海尔股份有限公司 | The method and apparatus of the calorie value of displaying food for refrigerator |
| CN108981277A (en) * | 2018-06-29 | 2018-12-11 | 青岛海尔股份有限公司 | The method and apparatus of modification beverage shelf-life for refrigerator |
| CN109697583A (en) * | 2017-10-23 | 2019-04-30 | 北京京东尚科信息技术有限公司 | Information generating method and device |
| CN110223464A (en) * | 2019-06-13 | 2019-09-10 | 余晨 | A kind of self-help shopping settlement method and system |
| CN110503037A (en) * | 2019-08-22 | 2019-11-26 | 三星电子（中国）研发中心 | A kind of method and system of the positioning object in region |
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