WO2022181575A1 - 入出庫管理装置、入出庫管理システム、及び、入出庫管理方法 - Google Patents
入出庫管理装置、入出庫管理システム、及び、入出庫管理方法 Download PDFInfo
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- WO2022181575A1 WO2022181575A1 PCT/JP2022/007105 JP2022007105W WO2022181575A1 WO 2022181575 A1 WO2022181575 A1 WO 2022181575A1 JP 2022007105 W JP2022007105 W JP 2022007105W WO 2022181575 A1 WO2022181575 A1 WO 2022181575A1
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- storage
- unit
- door
- images
- refrigerator
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- 238000007726 management method Methods 0.000 title claims description 127
- 238000004891 communication Methods 0.000 claims description 39
- 238000003384 imaging method Methods 0.000 claims description 31
- 238000012545 processing Methods 0.000 claims description 10
- 235000013305 food Nutrition 0.000 description 96
- 238000010586 diagram Methods 0.000 description 24
- 230000010365 information processing Effects 0.000 description 21
- 238000000034 method Methods 0.000 description 11
- 238000005259 measurement Methods 0.000 description 10
- 230000006870 function Effects 0.000 description 9
- 238000004590 computer program Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 239000003550 marker Substances 0.000 description 4
- 235000013361 beverage Nutrition 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 235000013311 vegetables Nutrition 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000013527 convolutional neural network Methods 0.000 description 1
- 238000003708 edge detection Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010801 machine learning Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B65G1/137—Storage devices mechanical with arrangements or automatic control means for selecting which articles are to be removed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
- G06T7/246—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
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- G—PHYSICS
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- G06V10/22—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
- G06V10/225—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition based on a marking or identifier characterising the area
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- G—PHYSICS
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- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
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- G06V10/20—Image preprocessing
- G06V10/22—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
- G06V10/235—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition based on user input or interaction
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- G—PHYSICS
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- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
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- G06V10/40—Extraction of image or video features
- G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
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- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/68—Food, e.g. fruit or vegetables
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2500/00—Problems to be solved
- F25D2500/06—Stock management
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/02—Sensors detecting door opening
Definitions
- the present disclosure relates to a warehousing/dispatching management device, a warehousing/dispatching management system, and a warehousing/dispatching management method.
- Patent Literature 1 discloses a refrigerator entry/exit management system.
- the entry/exit management system disclosed in Patent Literature 1 uses a learning model to determine entry/exit of an object to/from a refrigerator. This learning model outputs the determination result of entry/exit when the information acquired by the sensor provided in the refrigerator is input.
- the present disclosure provides a storage/retrieval management device, a storage/retrieval management system, and a storage/retrieval management method that can improve the accuracy of determining whether an object is to be stored/retrieved from/to a storage.
- a storage/retrieval management apparatus captures a plurality of images of a storage, which has a main body and a door attached to the main body, in a state where the door is open from above the storage.
- an imaging unit a setting unit that sets boundary lines along the contours of the main body and the door in the plurality of images, and whether or not an object appearing in the plurality of images has moved beyond the set boundary lines and a determination unit that determines whether the object enters the storage or the object leaves the storage based on the above.
- An entry/exit management system captures a plurality of images of a storage, which has a main body and a door attached to the main body, in a state where the door is open from above the storage.
- an imaging unit a setting unit that sets boundary lines along the contours of the main body and the door in the plurality of images, and whether or not an object appearing in the plurality of images has moved beyond the set boundary lines and a determination unit that determines whether the object enters the storage or the object leaves the storage based on the above.
- a storage entry/exit management method captures a plurality of images of a storage, which has a main body and a door attached to the main body, in a state where the door is open from above the storage.
- an imaging step a setting step of setting a boundary line along the contours of the main body and the door in the plurality of images; and whether or not an object appearing in the plurality of images has moved beyond the set boundary line.
- a determining step of determining whether the object enters the storage or leaves the storage based on the above.
- a storage/retrieval management device, a storage/retrieval management system, and a storage/retrieval management method can improve the determination accuracy of the storage/retrieval of an object.
- FIG. 1 is a block diagram showing the functional configuration of a warehousing/dispatching management system according to the embodiment.
- FIG. 2 is an external view of a refrigerator and a storage/retrieval management device included in the storage/retrieval management system according to the embodiment.
- FIG. 3 is a flowchart of operation example 1 of the entering/leaving management system according to the embodiment.
- FIG. 4 is a diagram illustrating an example of a moving image captured by an imaging unit and boundary lines set in the moving image.
- FIG. 5 is a diagram illustrating another example of a moving image captured by the imaging unit and boundary lines set in the moving image.
- FIG. 6 is a diagram showing an example of setting information.
- FIG. 7 is a diagram showing an example of food management information.
- FIG. 1 is a block diagram showing the functional configuration of a warehousing/dispatching management system according to the embodiment.
- FIG. 2 is an external view of a refrigerator and a storage/retrieval management device
- FIG. 8 is a diagram showing an example of a moving image captured by the imaging unit when the door pocket is provided with the marker.
- FIG. 9 is a sequence diagram of operation example 2 of the entering/leaving management system according to the embodiment.
- FIG. 10 is a diagram showing an example of a display screen showing the content of food management information.
- FIG. 11 is a sequence diagram of operation example 3 of the entering/leaving management system according to the embodiment.
- FIG. 12 is a diagram showing an example of a notification screen.
- FIG. 13 is a block diagram showing the functional configuration of a storage/delivery management system according to a modification.
- each figure is a schematic diagram and is not necessarily strictly illustrated. Moreover, in each figure, the same code
- FIG. 1 is a block diagram showing the functional configuration of a warehousing/dispatching management system according to the embodiment.
- the entry/exit management system 10 shown in FIG. 1 is a system for managing the food stored in the refrigerator 20 .
- the entry/exit management system 10 includes a refrigerator 20 , an entry/exit management device 30 , a server device 40 , and an information terminal 50 .
- the refrigerator 20 is an example of a storage, and is installed in the user's home or the like to refrigerate food.
- FIG. 2 is an external view of the refrigerator 20 (and the entering/leaving management device 30).
- the refrigerator 20 includes a main body 21, a door 22 for accessing a first storage compartment 23 in the main body 21, and a plurality of shelves 24 provided in the first storage compartment 23. , a drawer 25 .
- the refrigerator 20 enters a state in which food can be placed on each of the plurality of shelves 24 (that is, food can be stored in the first storage chamber 23).
- the refrigerator 20 is ready to store food in the door pocket 22 a provided inside the door 22 .
- the refrigerator 20 when the drawer 25 is opened, the refrigerator 20 is ready to store food in the second storage chamber 26 inside the drawer 25 .
- the refrigerator 20 has two doors 22 covering the first storage chamber 23, but the number of the doors 22 covering the first storage chamber 23 may be one.
- the entry/exit management device 30 is, for example, attached to the top surface of the refrigerator 20 and performs information processing for managing food stored in the refrigerator 20 .
- the entering/leaving management device 30 is retrofitted to the existing refrigerator 20 , for example, but may be incorporated in the refrigerator 20 . That is, the entering/leaving management device 30 may be a device separate from the refrigerator 20 or may be a device manufactured integrally with the refrigerator 20 .
- the entering/leaving management apparatus 30 includes an imaging unit 31 , a distance measuring unit 32 , an information processing unit 33 , a storage unit 34 , a communication unit 35 and a notification unit 36 .
- the imaging unit 31 captures, from above the refrigerator 20, a moving image showing how food is put in and taken out of the refrigerator 20. That is, the imaging unit 31 captures, for example, a moving image of the refrigerator 20 with the door 22 open from above the refrigerator 20 .
- the moving image includes the door 22, the door pocket 22a, the first storage room 23, the shelf 24, the drawer 25, the floor of the indoor space in front of the refrigerator 20, and the like as imaging targets.
- the imaging unit 31 is realized by, for example, a camera having a fisheye lens, but may be realized by a camera having a normal lens.
- the imaging unit 31 may generate a plurality of images (still images) by capturing images of objects being taken in and out of the refrigerator 20 at preset time intervals, and does not necessarily capture moving images. No need. Further, although the imaging unit 31 is attached to the housing of the entering/leaving management apparatus 30 , it may be attached to the refrigerator 20 away from the housing of the entering/leaving management apparatus 30 . That is, the imaging unit 31 may be retrofitted to the refrigerator 20 . In this case, the imaging unit 31 has a magnet, a suction cup, a clip, or the like as a structure that can be retrofitted to the refrigerator 20 .
- the distance measurement unit 32 measures the distance from the distance measurement unit 32 to the door 22 at the top of the refrigerator 20 . In other words, the distance measurement unit 32 measures the degree of opening of the door 22 .
- the distance measurement unit 32 is implemented by, for example, an infrared distance measurement sensor.
- the distance measuring unit 32 can individually measure the distance from the distance measuring unit 32 to the right door 22 and the distance from the distance measuring unit 32 to the left door 22 .
- the distance measuring unit 32 is used to measure the degree of opening of the door 22.
- the entering/leaving management device 30 may include another sensor such as an angle sensor for measuring the degree of opening (opening angle) of the door 22 instead of the distance measuring unit 32 .
- a sensor for measuring the degree of opening of door 22 may be provided by refrigerator 20 , and in this case, entry/exit management device 30 may not include a sensor for measuring the degree of opening of door 22 .
- the information processing section 33 performs information processing for managing food stored in the refrigerator 20 .
- the information processing section 33 is realized by, for example, a microcomputer, but may be realized by a processor or a dedicated circuit.
- the information processing section 33 has a setting section 37, a determination section 38, and a tracking section 39 as functional components.
- the functions of the setting unit 37 , the determination unit 38 , and the tracking unit 39 are realized by, for example, executing a computer program stored in the storage unit 34 by a microcomputer or the like that constitutes the information processing unit 33 . Details of the functions of the setting unit 37, the determination unit 38, and the tracking unit 39 will be described later.
- the storage unit 34 is a storage device that stores a computer program executed by the information processing unit 33 and various types of information necessary for the information processing (setting information described later, food management information, etc.).
- the storage unit 34 is implemented by, for example, a semiconductor memory.
- the communication unit 35 is a communication circuit for the warehousing/dispatching management device 30 to communicate with the server device 40 via the wide area communication network 60 .
- the communication unit 35 is, for example, a wireless communication circuit that performs wireless communication, but may be a wired communication circuit that performs wired communication.
- a communication standard for communication performed by the communication unit 35 is not particularly limited.
- the notification unit 36 notifies when the type of food being taken in and out of the refrigerator 20 cannot be determined.
- the notification unit 36 is realized by, for example, a speaker or a buzzer, and performs notification by outputting sound.
- the server device 40 is a computer located outside the facility where the refrigerator 20 is installed, and is specifically a cloud server. Server device 40 performs information processing for presenting information about food stored in refrigerator 20 . Server device 40 is an example of a notification device, and performs information processing for notifying information about food stored in refrigerator 20 .
- the server device 40 includes a communication section 41 , an information processing section 42 and a storage section 43 .
- the communication unit 41 is a communication circuit for the server device 40 to communicate with the warehousing/delivery management device 30 and the information terminal 50 via the wide area communication network 60 .
- the communication unit 35 is, for example, a wired communication circuit that performs wired communication, but may be a wireless communication circuit that performs wireless communication.
- a communication standard for communication performed by the communication unit 41 is not particularly limited.
- the information processing unit 42 performs information processing for presenting or notifying information regarding food stored in the refrigerator 20 .
- the information processing unit 42 is realized by, for example, a microcomputer, but may be realized by a processor or a dedicated circuit.
- the information processing section 42 has a presentation section 44 and a notification section 45 as functional components.
- the functions of the presentation unit 44 and the notification unit 45 are realized, for example, by executing a computer program stored in the storage unit 43 by a microcomputer or the like that constitutes the information processing unit 42 . Details of the functions of the presentation unit 44 and the notification unit 45 will be described later.
- the storage unit 43 is a storage device that stores computer programs executed by the information processing unit 42 and various types of information necessary for the above information processing.
- the storage unit 43 is implemented by, for example, a semiconductor memory.
- the information terminal 50 is an information terminal owned by a user.
- the user uses the information terminal 50 to receive notifications from the server device 40 .
- the information terminal 50 is, for example, a portable information terminal such as a smart phone or a tablet terminal, but may be a stationary information terminal such as a personal computer.
- FIG. 3 is a flowchart of operation example 1 of the warehousing/delivery management system 10 .
- FIG. 4 is a diagram showing an example of a moving image captured by the imaging unit 31.
- the imaging range of the imaging unit 31 includes part of the main body 21 (in other words, part of the first storage room 23 ) and parts of the two doors 22 .
- FIG. 4 also shows a boundary line (thick line) used for determination of food storage or food delivery determination, but this boundary line is not imaged by the imaging unit 31, It is virtual.
- the setting unit 37 sets boundary lines along the contours of the main body 21 and the door 22 in the moving image (S13).
- the boundary line that follows the contours of the main body 21 and the door 22 does not have a strict meaning, but generally means that it follows the contours of the main body 21 and the door 22 .
- three points R1, R2, and R3 are defined for the door 22 on the right side as seen from the user, and three points R1, R2, and R3 are defined for the door 22 on the left side as seen from the user.
- Boundary lines are defined at points L1, L2, and L3.
- a boundary line is set to a polygonal line connecting these six points. It can be said that the boundary line indicates the boundary between the refrigerator 20 and the floor surface in the moving image.
- FIG. 5 is a diagram showing boundary lines when the door 22 is opened wider than in FIG.
- the storage unit 34 stores in advance setting information for setting the boundary line.
- FIG. 6 is a diagram showing an example of setting information. Numerical values in the setting information in FIG. 6 are temporary numerical values for explanation.
- the distance from the distance measuring unit 32 to the right door 22 is associated with the coordinates of the points R1, R2, and R3. , and coordinates of points L1, L2, and L3.
- the setting unit 37 identifies coordinates of points R1, R2, R3, L1, L2, and L3 corresponding to the measurement results of the distance measuring unit 32 in the setting information, and connects the identified coordinates. Polylines can be set as boundaries.
- the degree of opening of the door 22 is divided into four stages, but it may be divided into five stages or more, or may be divided into three stages or less.
- the setting unit 37 can set one of a plurality of boundary line candidates predetermined by the setting information as the boundary line according to the degree of opening of the door 22 .
- the setting unit 37 obtains the average value and variance of the most recent N (N is a natural number) measurement results (data), and adopts the average value as an effective distance only when the variance is less than or equal to a predetermined value. do.
- the tracking unit 39 detects food in the video (S14) and tracks the detected food (S15).
- Various existing algorithms such as R-CNN (Regions with Convolutional Neural Networks) are used for food detection.
- the tracking unit 39 detects the food detected in step S14 (hereinafter also referred to as the tracking target) in the next frame (hereinafter also referred to as the current frame) of the frame (hereinafter referred to as the previous frame) in which the food is shown. Even detect food.
- the tracking unit 39 determines the food that is closest to the position of the tracking target in the previous frame among the food items shown in the current frame as the movement destination of the tracking target. By repeating such processing, the tracking unit 39 can track the food detected in step S14.
- the tracking unit 39 may further extract the image feature amount of the food detected in step S14 and track the food using the image feature amount as supplementary information.
- the tracking unit 39 determines the destination of the tracking target based on, for example, the distance from the tracking target of the food detected in the current frame and the similarity of the image feature amount detected in the current frame to the tracking target. You may As a result, it is possible to improve the tracking accuracy of the food.
- this food tracking method is just an example, and other existing algorithms may be used for food tracking.
- the judgment unit 38 judges whether the food is received or when the food is delivered (S16).
- the determination unit 38 determines that the food has been taken out when the tracked food moves from the refrigerator 20 side to the indoor side and crosses the boundary line in the moving image. In addition, when the tracked food moves from the indoor side to the refrigerator 20 side and crosses the boundary line in the moving image, the determination unit 38 determines that the food has been stored.
- the determination unit 38 determines the type of food that has entered or left the warehouse (S17).
- the determination unit 38 determines the type of food using, for example, a machine learning model.
- the types of foods are, for example, beverages, vegetables, and meat, but may be more detailed types than these.
- the type of food may be determined at the same time as detection of the food in step S14, in which case step S17 can be omitted.
- FIG. 7 is a diagram showing an example of food management information.
- the food management information is information indicating the breakdown of food items stored in the refrigerator 20 .
- food types and quantities are associated with each other.
- the determination unit 38 reduces the quantity of beverage in the food management information by one.
- the determination part 38 increments the quantity of vegetables in food management information by one, when it determines with vegetables having been stocked in step S16 and step S17.
- the entry/exit management system 10 (the entry/exit management device 30) sets a boundary line along the contours of the main unit 21 and the door 22 in the moving image, and the food displayed in the moving image crosses the set boundary line. Entry/exit of food into/from refrigerator 20 (entry of food into/from refrigerator 20 or exit of food from refrigerator 20) is determined based on whether or not.
- the entry/exit management system 10 makes it easier to determine whether food enters or leaves the refrigerator 20 compared to the case where a boundary line irrelevant to the contour is set. Accuracy can be improved.
- the warehousing/dispatching management system 10 can, in particular, accurately determine the warehousing/dispatching of food to/from the door pocket 22a.
- the method of setting the boundary line along the contours of the main body portion 21 and the door 22 is not limited to the method described above.
- the setting unit 37 may set the boundary line by performing image processing on the moving image.
- the setting unit 37 can extract the contours of the main body 21 and the door 22 by performing edge detection on the moving image, and use the extracted contours as boundary lines.
- FIG. 8 is a diagram showing an example of a moving image captured by the imaging section 31 when the marker 27 is provided on the door pocket 22a.
- the setting unit 37 can set one of a plurality of boundary line candidates predetermined by the setting information as the boundary line according to the detected degree of opening of the door 22 .
- the determination unit 38 uses the notification unit 36 to indicate that the food type cannot be determined. may be notified.
- the notification unit 36 is implemented by a speaker
- the notification unit 36 outputs a voice message or the like indicating that the food type cannot be determined.
- the notification unit 36 is realized by a light-emitting element
- the notification unit 36 notifies that the type of food cannot be determined by light emission.
- the user can take measures such as manually correcting the food management information.
- FIG. 9 is a sequence diagram of operation example 2 of the warehousing/dispatching management system 10. As shown in FIG.
- the communication unit 35 of the incoming/outgoing management device 30 transmits the food management information to the server device 40 (S21).
- the communication unit 41 of the server device 40 receives the food management information, and the presentation unit 44 stores the received food management information in the storage unit 43 (S22).
- the communication unit 35 of the warehousing/dispatching management apparatus 30 transmits food management information to the server device 40, for example, each time a warehousing determination or a warehousing determination of food is performed.
- the communication unit 35 of the entering/leaving management device 30 transmits the food management information to the server device 40 each time the opened door 22 is closed. Thereby, the latest food management information is stored in the storage unit 43 of the server device 40 .
- the food management information may be transmitted from the storage/delivery management device 30 to the server device 40 periodically, such as once at a predetermined time.
- the information terminal 50 operation is received (S23), and a presentation request is transmitted to the server device 40 based on the received predetermined operation (S24).
- the communication unit 41 of the server device 40 receives the presentation request.
- the presentation unit 44 transmits presentation information for presenting the content of the food management information stored in the storage unit 43 to the information terminal 50 based on the received presentation request (S25). More specifically, the transmission of the presentation information is performed by the communication unit 41 .
- the information terminal 50 receives the presentation information, and displays a display screen showing the contents of the food management information on the display unit of the information terminal 50 based on the received presentation information (S26).
- FIG. 10 is a diagram showing an example of a display screen showing the content of food management information.
- the user of the storage/delivery management system 10 can check the food stored in the refrigerator 20 at home from outside.
- FIG. 11 is a sequence diagram of operation example 3 of the warehousing/dispatching management system 10. As shown in FIG.
- the communication unit 35 of the storage/delivery management device 30, transmits the storage/delivery information to the server device 40 each time the food storage determination or delivery determination is performed (S31).
- the entry/exit information is an example of information indicating that food has been taken in and out of the refrigerator 20 .
- the communication unit 41 of the server device 40 receives the entering/leaving information, and the notification unit 45 determines whether the user is away from home (S32). In other words, the notification unit 45 determines whether or not the entering/leaving information is received while the user is absent from the vicinity of the refrigerator 20 .
- the information terminal 50 has a position measuring unit such as a GPS (Global Positioning System) module, and periodically transmits position information to the server device 40 .
- the notification unit 45 can determine whether the user is away from home based on the received location information.
- the position (coordinates) of the user's home is registered in the storage unit 43 in advance.
- the user may operate the information terminal 50 to notify the server device 40 that he/she is not at home.
- the notification unit 45 can regard that the user is absent from home when the absent mode is operating based on the report.
- the notification unit 45 When the notification unit 45 determines that the user is away from home, it transmits notification information to the information terminal 50 (S33). More specifically, the notification information is transmitted by the communication unit 41 .
- the information terminal 50 receives the notification information and displays the notification screen based on the received notification information (S34).
- FIG. 12 is a diagram showing an example of a notification screen. On the other hand, if it is determined in step S32 that the user is at home (not absent), the processes of steps S33 and S34 are not performed.
- the entering/leaving management system 10 can store entering/leaving information indicating that an object has entered the refrigerator 20 or has left the refrigerator 20 while the user is not around the refrigerator 20.
- the information terminal 50 owned by the user is notified. This allows the user to recognize that food was taken in and out of refrigerator 20 while the user was away from refrigerator 20 .
- FIG. 13 is a block diagram showing the functional configuration of a warehousing/dispatching management system according to such a modification.
- the entry/exit management system 10 a includes a refrigerator 20 , an entry/exit management device 30 a , a server device 40 a , and an information terminal 50 .
- the difference from the warehousing/dispatching management system 10 is that the server device 40a (more specifically, the information processing unit 42) is provided with the setting unit 46, the determination unit 47, and the tracking unit 48, instead of the warehousing/dispatching management device 30a.
- the setting unit 46 is a component having substantially the same function as the setting unit 37
- the determination unit 47 is a component having substantially the same function as the determination unit 38
- the tracking unit 48 is a component that performs tracking. It is a component having substantially the same function as the portion 39 .
- the server device 40a acquires the measurement result of the distance measuring unit 32 and the moving image captured by the imaging unit 31 from the entering/leaving management device 30a, thereby determining the boundary line. Processing from setting (step S13) to updating food management information (step S18) can be performed.
- the refrigerator 20 may be a general household refrigerator, a product display refrigerator used in a retail store such as a convenience store, or a commercial refrigerator. There may be.
- the refrigerator 20 is an example of a storage, and the present disclosure can also be implemented as other storage without a refrigeration function.
- the articles (in other words, objects) stored in the storage are not limited to foods, and may be other articles. It is conceivable that items other than food may be stored in the refrigerator 20 .
- the entering/leaving management apparatus 30 captures a plurality of images of the refrigerator 20 having the main body 21 and the door 22 attached to the main body 21 with the door 22 open from above the refrigerator 20 .
- a setting unit 37 for setting boundary lines along the contours of the main body 21 and the door 22 in a plurality of images; and whether or not an object appearing in the plurality of images has moved beyond the set boundary lines and a determination unit 38 that determines whether an object enters the refrigerator 20 or leaves the refrigerator 20 based on the above.
- Refrigerator 20 is an example of a storage.
- Such an entry/exit management device 30 can improve the accuracy of determining whether an object enters/exits the refrigerator 20 compared to the case where the boundary line is set regardless of the contours of the main body 21 and the door 22 . .
- the setting unit 37 sets one of a plurality of predetermined boundary line candidates as the boundary line according to the degree of opening of the door 22 .
- Such a warehousing/delivery management device 30 can set one of a plurality of predetermined boundary line candidates as a boundary line.
- the setting unit 37 sets a boundary line by performing image processing on a plurality of images.
- Such a warehousing/delivery management device 30 can set a boundary line by performing image processing on a plurality of images.
- the determination unit 38 further determines the type of the object.
- the entering/leaving management device 30 further includes a notification unit 36 that notifies when the type of an object cannot be determined.
- the user can take measures such as manually correcting the food management information.
- the imaging unit 31 has a structure that can be retrofitted to the refrigerator 20 .
- Such an imaging unit 31 can be retrofitted to the refrigerator 20 .
- the entering/leaving management system 10 also includes an entering/leaving management device 30 and a server device 40 .
- the server device 40 includes a communication unit 41 that receives storage/retrieval information indicating that an object has been stored in the refrigerator 20 or that an object has been retrieved from the refrigerator 20 from the storage/retrieval management device 30, and a user of the refrigerator 20.
- a notification unit 45 that notifies the information terminal 50 owned by the user when the entering/leaving information is received while the user is away from the refrigerator 20 .
- the user can recognize that food was taken in and out of the refrigerator 20 while the user was absent from the vicinity of the refrigerator 20.
- the entry/exit management system 10 also includes a main body 21 and an imaging unit 31 that captures a plurality of images from above the refrigerator 20 with the door 22 of the refrigerator 20 having the door 22 attached to the main body 21 open. , a setting unit 37 that sets boundary lines along the contours of the main body 21 and the door 22 in a plurality of images, and based on whether or not an object appearing in the plurality of images has moved beyond the set boundary lines, A judgment unit 38 for judging whether an object enters the refrigerator 20 or leaves the refrigerator.
- the setting unit 37 and the determining unit 38 may be provided by the server device 40a as in the entering/leaving management system 10a.
- Such an entry/exit management system 10 can improve the accuracy of determining whether an object enters/exits the refrigerator 20 compared to a case in which boundary lines are set irrelevant to the contours of the main body 21 and the door 22 . .
- the entry/exit management method executed by a computer displays a plurality of images of a refrigerator 20 having a main body 21 and a door 22 attached to the main body 21 with the door 22 open.
- Such an entry/exit management method can improve the accuracy of determining whether an object enters/exits the refrigerator 20 compared to a case in which boundary lines are set irrelevant to the contours of the main body 21 and the door 22 .
- the warehousing/dispatching management system was realized by a plurality of devices, but it may be realized by a single device.
- the warehousing/dispatching management system may be implemented as a single device corresponding to the warehousing/dispatching management device of the above embodiment, or may be implemented as a single device corresponding to the server device.
- the incoming/outgoing warehousing management system is implemented by a plurality of devices, the components provided in the incoming/outgoing warehousing management system may be distributed to the plurality of devices in any way.
- the communication method between devices in the above embodiment is not particularly limited.
- a relay device (not shown) may intervene in communication between devices.
- the information transmission paths described in the above embodiments are not limited to the transmission paths shown in the sequence diagrams.
- the processing executed by a specific processing unit may be executed by another processing unit.
- the order of multiple processes may be changed, and multiple processes may be executed in parallel.
- each component may be realized by executing a software program suitable for each component.
- Each component may be realized by reading and executing a software program recorded in a recording medium such as a hard disk or a semiconductor memory by a program execution unit such as a CPU or processor.
- each component may be realized by hardware.
- each component may be a circuit (or integrated circuit). These circuits may form one circuit as a whole, or may be separate circuits. These circuits may be general-purpose circuits or dedicated circuits.
- general or specific aspects of the present disclosure may be implemented in a system, apparatus, method, integrated circuit, computer program, or recording medium such as a computer-readable CD-ROM. Also, general or specific aspects of the present disclosure may be implemented in any combination of systems, devices, methods, integrated circuits, computer programs and recording media.
- the present disclosure may be implemented as a method for managing incoming/outgoing objects executed by a computer, or may be implemented as a program for causing a computer to execute the incoming/outgoing object management method.
- the present disclosure may be implemented as a computer-readable non-transitory recording medium on which such programs are recorded.
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Abstract
Description
[構成]
まず、実施の形態に係る入出庫管理システムの構成について説明する。図1は、実施の形態に係る入出庫管理システムの機能構成を示すブロック図である。
次に、入出庫管理システム10の動作例1として、食品の入庫または出庫の管理動作について説明する。図3は、入出庫管理システム10の動作例1のフローチャートである。
次に、入出庫管理システム10の動作例2として、冷蔵庫20内に収納された食品の提示動作について説明する。図9は、入出庫管理システム10の動作例2のシーケンス図である。
次に、入出庫管理システム10の動作例3として、ユーザが自宅に不在時に冷蔵庫20へ食品の入出庫が行われたことの通知動作について説明する。図11は、入出庫管理システム10の動作例3のシーケンス図である。
上記実施の形態では、境界線の設定(ステップS13)から食品管理情報の更新(ステップS18)までの処理は、入出庫管理装置30によって行われたが、サーバ装置40によって行われてもよい。図13は、このような変形例に係る入出庫管理システムの機能構成を示すブロック図である。
上記実施の形態において、冷蔵庫20は、一般家庭用の冷蔵庫であってもよいし、コンビニエンスストアなどの小売店で用いられる商品展示用の冷蔵庫であってもよいし、その他の業務用の冷蔵庫であってもよい。
以上説明したように、入出庫管理装置30は、本体部21、及び、本体部21に取り付けられたドア22を有する冷蔵庫20のドア22が開いた状態の複数の画像を冷蔵庫20の上方から撮像する撮像部31と、複数の画像において本体部21及びドア22の輪郭に沿う境界線を設定する設定部37と、複数の画像に映る物体が設定された境界線を超えて移動したか否かに基づいて、物体の冷蔵庫20への入庫または物体の冷蔵庫からの出庫を判定する判定部38とを備える。冷蔵庫20は、収納庫の一例である。
以上、実施の形態について説明したが、本開示は、上記実施の形態に限定されるものではない。
20 冷蔵庫(収納庫)
21 本体部
22 ドア
22a ドアポケット
23 第一収納室
24 棚
26 第二収納室
30、30a 入出庫管理装置
31 撮像部
32 測距部
33、42 情報処理部
34、43 記憶部
35、41 通信部
36 報知部
37、44 設定部
38、47 判定部
39、48 追尾部
40、40a サーバ装置(通知装置)
44 提示部
45 通知部
50 情報端末
60 広域通信ネットワーク
Claims (10)
- 本体部、及び、前記本体部に取り付けられたドアを有する収納庫の前記ドアが開いた状態の複数の画像を前記収納庫の上方から撮像する撮像部と、
前記複数の画像において前記本体部及び前記ドアの輪郭に沿う境界線を設定する設定部と、
前記複数の画像に映る物体が設定された前記境界線を超えて移動したか否かに基づいて、前記物体の前記収納庫への入庫または前記物体の前記収納庫からの出庫を判定する判定部とを備える
入出庫管理装置。 - 前記設定部は、前記ドアの開き具合に応じて、あらかじめ定められた複数の境界線候補のうちの1つを前記境界線として設定する
請求項1に記載の入出庫管理装置。 - 前記設定部は、前記複数の画像に対して画像処理を行うことにより、前記境界線を設定する
請求項1に記載の入出庫管理装置。 - 前記判定部は、さらに、前記物体の種別を判定し、
前記入出庫管理装置は、さらに、前記物体の種別が判定不可能である場合に報知を行う報知部を備える
請求項1~3のいずれか1項に記載の入出庫管理装置。 - 前記撮像部は、前記収納庫に後付け可能な構造を有する
請求項1~4のいずれか1項に記載の入出庫管理装置。 - 前記収納庫は、冷蔵庫である
請求項1~5のいずれか1項に記載の入出庫管理装置。 - 請求項1~6のいずれか1項に記載の入出庫管理装置と、
通知装置とを備え、
前記通知装置は、
前記収納庫へ前記物体が入庫されたこと、または、前記収納庫から前記物体が出庫されたことを示す情報を前記入出庫管理装置から受信する通信部と、
前記収納庫のユーザが前記収納庫の周辺に不在である期間に前記情報が受信された場合に、前記ユーザが所有する情報端末へ通知を行う通知部とを備える
入出庫管理システム。 - 本体部、及び、前記本体部に取り付けられたドアを有する収納庫の前記ドアが開いた状態の複数の画像を前記収納庫の上方から撮像する撮像部と、
前記複数の画像において前記本体部及び前記ドアの輪郭に沿う境界線を設定する設定部と、
前記複数の画像に映る物体が設定された前記境界線を超えて移動したか否かに基づいて、前記物体の前記収納庫への入庫または前記物体の前記収納庫からの出庫を判定する判定部とを備える
入出庫管理システム。 - 本体部、及び、前記本体部に取り付けられたドアを有する収納庫の前記ドアが開いた状態の複数の画像を前記収納庫の上方から撮像する撮像ステップと、
前記複数の画像において前記本体部及び前記ドアの輪郭に沿う境界線を設定する設定ステップと、
前記複数の画像に映る物体が設定された前記境界線を超えて移動したか否かに基づいて、前記物体の前記収納庫への入庫または前記物体の前記収納庫からの出庫を判定する判定ステップとを含む
入出庫管理方法。 - 請求項9に記載の入出庫管理方法をコンピュータに実行させるためのプログラム。
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