WO2020003955A1 - Programme exécuté par ordinateur, dispositif de traitement d'informations et procédé exécuté par ordinateur - Google Patents

Programme exécuté par ordinateur, dispositif de traitement d'informations et procédé exécuté par ordinateur Download PDF

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Publication number
WO2020003955A1
WO2020003955A1 PCT/JP2019/022471 JP2019022471W WO2020003955A1 WO 2020003955 A1 WO2020003955 A1 WO 2020003955A1 JP 2019022471 W JP2019022471 W JP 2019022471W WO 2020003955 A1 WO2020003955 A1 WO 2020003955A1
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WIPO (PCT)
Prior art keywords
resident
area
activity range
area defined
living room
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Application number
PCT/JP2019/022471
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English (en)
Japanese (ja)
Inventor
寛 古川
武士 阪口
海里 姫野
恵美子 寄▲崎▼
遠山　修
藤原　浩一
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コニカミノルタ株式会社
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Priority to JP2020527346A priority Critical patent/JP7205540B2/ja
Publication of WO2020003955A1 publication Critical patent/WO2020003955A1/fr

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    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/04—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

Definitions

  • the present disclosure relates to data processing, and more specifically, to data processing based on a movement trajectory.
  • Patent Literature 1 Japanese Patent Application Laid-Open No. 2015-215711 states, "In order to watch the relative changes in behavior and ecology of residents in a manner close to the lives of residents, the progress of" aging "in which individual differences are remarkable.
  • a monitoring system that can relatively evaluate the resident according to the abilities and environment of the resident and present a watching specification that matches the evaluation ”(see [Problem] in [Summary]).
  • Patent Document 2 JP-A-2017-117423 discloses a “watching system capable of grasping daily activities including a walking speed of a watching target person”.
  • the watching system includes “a plurality of slave units 2 (2A to 2G) installed in a house H and a master unit 3”.
  • each child device 2 senses the target person, it sends a notification signal to the parent device 3.
  • master device 3 Based on the time data of the notification signal from child device 2D and the time data of the notification signal from child device 2E, master device 3 calculates the travel time of the watching target from bedroom PD to toilet PD, and The walking speed of the watching target is calculated based on the time. ] (Refer to [Summary]).
  • the watching system constantly monitors the trajectories of the occupants, but there are cases in which not only the occupants but also non-residents such as caregivers are present.
  • the present disclosure has been made in view of the above background, and an object in one aspect is to provide a technique capable of accurately measuring a resident's data.
  • a program to be executed by a computer sets, in a computer, area information indicating an area defined as an activity range of a resident of the room and an area defined as an activity range of a person other than the resident, and a moving trajectory of a person in the room.
  • the step of acquiring one or more moving path data to be represented and the step of identifying the moving path data of the resident based on the area information and the obtained one or more moving path data are executed.
  • the area defined as the resident's activity range includes at least one of near a bed, near a toilet, near furniture, or near a washroom.
  • the area defined as the activity area other than the resident includes a corner of the room or at least one between the resident's bed and the wall of the room.
  • the step of setting the area information includes, based on an arrangement of furniture in the living room, an area defined as an activity range of a resident or an area defined as an activity range of a person other than the resident. Setting the area information to be represented.
  • the memory comprises a memory and a processor coupled to the memory.
  • the processor sets area information indicating an area defined as a range of activity of a resident of the room and an area defined as a range of activity of a person other than the resident, and sets one or more of the trajectories of a person in the room.
  • And is configured to identify the resident's trajectory data based on the area information and the acquired one or more trajectory data.
  • the area defined as the resident's activity range includes at least one of near a bed, near a toilet, near furniture, or near a washroom.
  • the area defined as the activity area other than the resident includes a corner of the room or at least one between the resident's bed and the wall of the room.
  • the processor sets area information representing an area defined as a range of activity of the resident or an area defined as a range of activity of a person other than the resident based on the arrangement of furniture in the living room. I do.
  • a method executed by a computer the area information representing an area defined as an activity range of a resident of a room and an area defined as an activity range of a person other than a resident, Setting, acquiring one or more movement locus data representing a person's movement locus in the living room, area information, and the obtained one or more movement locus data, based on the movement locus of the resident Identifying the data.
  • the area defined as the resident's activity range includes at least one of near a bed, near a toilet, near furniture, or near a washroom.
  • the area defined as the activity area other than the resident includes a corner of the room or at least one between the resident's bed and the wall of the room.
  • the step of setting the area information includes, based on an arrangement of furniture in the living room, an area defined as an activity range of a resident or an area defined as an activity range of a person other than the resident. Set the area information to represent.
  • FIG. 1 is a diagram illustrating an example of a configuration of a watching system.
  • FIG. 1 is a block diagram illustrating an outline of a configuration of a watching system.
  • FIG. 2 is a block diagram illustrating a hardware configuration of a computer system 300. It is a figure showing an example of the outline of the device composition of watching system 100 using sensor box 119.
  • FIG. 2 is a diagram illustrating one mode of data storage in a hard disk 5 included in a computer system 300.
  • FIG. 4 is a diagram illustrating information on household items of a computer system. It is a figure explaining the living room area 700 which shows the living room space defined by the X coordinate and the Y coordinate. It is a figure explaining identification of movement locus data according to an embodiment.
  • FIG. 11 is a flowchart illustrating a part of a process in which the computer system 300 according to the embodiment executes the identification of the movement trajectory data.
  • FIG. 1 is a diagram illustrating an example of the configuration of the watching system 100.
  • the watching target is, for example, a resident in each living room provided in the living room area 180 of the facility.
  • living rooms 110 and 120 are provided in a living room area 180.
  • the living room 110 is assigned to the resident 111.
  • the living room 120 is assigned to the resident 121.
  • the number of living rooms included in the watching system 100 is two, but the number is not limited to this.
  • Network 190 may include both an intranet and the Internet.
  • the mobile terminal 143 carried by the caregiver 141 and the mobile terminal 144 carried by the caregiver 142 can be connected to the network 190 via the access point 140. Further, the sensor box 119, the management server 200, and the access point 140 can communicate with the cloud server 150 via the network 190.
  • Each of the living rooms 110 and 120 includes a closet 112, a bed 113, and a toilet 114 as facilities.
  • the door of the living room 110 is provided with a door sensor 118 that detects opening and closing of the door.
  • a toilet sensor 116 for detecting the opening and closing of the toilet 114 is installed on the door of the toilet 114.
  • the bed 113 is provided with an odor sensor 117 for detecting the odor of each of the residents 111 and 121.
  • Each resident 111, 121 is equipped with a vital sensor 290 for detecting vital information of the resident 111, 121.
  • the detected vital information includes the resident's body temperature, respiration, heart rate, and the like.
  • the residents 111 and 121 can operate the care call slave 115, respectively.
  • the sensor box 119 has a built-in sensor for detecting the behavior of an object in the living rooms 110 and 120.
  • a sensor is a Doppler sensor for detecting the movement of an object.
  • a camera is another example.
  • the sensor box 119 may include both a Doppler sensor and a camera as sensors.
  • FIG. 2 is a block diagram showing an outline of the configuration of the watching system 100.
  • the sensor box 119 includes a control device 101, a read only memory (ROM) 102, a random access memory (RAM) 103, a communication interface 104, a camera 105, a Doppler sensor 106, a wireless communication device 107, and a storage device. 108.
  • the control device 101 controls the sensor box 119.
  • the control device 101 is composed of, for example, at least one integrated circuit.
  • the integrated circuit is, for example, at least one CPU (Central Processing Unit), MPU (Micro Processing Unit) or other processor, at least one ASIC (Application Specific Integrated Circuit), at least one FPGA (Field Programmable Gate Array), or these. And the like.
  • An antenna (not shown) and the like are connected to the communication interface 104.
  • the sensor box 119 exchanges data with an external communication device via the antenna.
  • External communication devices include, for example, management server 200, mobile terminals 143, 144 and other terminals, access point 140, cloud server 150, and other communication terminals.
  • the camera 105 is a near-infrared camera in one implementation.
  • the near-infrared camera includes an IR (Infrared) projector that emits near-infrared light.
  • IR Infrared
  • camera 105 is a surveillance camera that receives only visible light.
  • a 3D sensor or a thermographic camera may be used as camera 105.
  • the sensor box 119 and the camera 105 may be configured integrally or may be configured separately.
  • the Doppler sensor 106 is, for example, a microwave Doppler sensor, and emits and receives radio waves to detect the behavior (movement) of objects in the living rooms 110 and 120. Thereby, the biological information of the resident 111, 121 of the living room 110, 120 can be detected.
  • the Doppler sensor 106 emits microwaves in the 24 GHz band toward the beds 113 of the rooms 110 and 120, and receives reflected waves reflected by the residents 111 and 121. The reflected waves are Doppler shifted by the actions of the residents 111 and 121.
  • the Doppler sensor 106 can detect the respiratory state and heart rate of the residents 111 and 121 from the reflected waves.
  • the wireless communication device 107 receives signals from the care call slave device 240, the door sensor 118, the toilet sensor 116, the odor sensor 117, and the vital sensor 290, and transmits the signals to the control device 101.
  • the care call slave unit 240 includes a care call button 241. When the button is operated, care call slave device 240 transmits a signal indicating that the operation has been performed to wireless communication device 107.
  • the door sensor 118, the toilet sensor 116, the odor sensor 117, and the vital sensor 290 transmit respective detection results to the wireless communication device 107.
  • the storage device 108 is, for example, a fixed storage device such as a flash memory or a hard disk, or a recording medium such as an external storage device.
  • the storage device 108 stores a program executed by the control device 101 and various data used for executing the program.
  • the various data may include behavior information of the residents 111 and 121. The details of the action information will be described later.
  • At least one of the above-mentioned programs and data is a storage device other than the storage device 108 (for example, a storage area (for example, a cache memory) of the control device 101, a ROM 102, The RAM 103 and external devices (for example, the management server 200 and the portable terminals 143 and 144) may be stored.
  • a storage device other than the storage device 108 for example, a storage area (for example, a cache memory) of the control device 101, a ROM 102,
  • the RAM 103 and external devices for example, the management server 200 and the portable terminals 143 and 144) may be stored.
  • the action information is, for example, information indicating that the residents 111 and 121 have performed a predetermined action.
  • the predetermined action is “wake up” indicating that the resident 111, 121 has occurred, “leaving” indicating that the resident 111, 121 has left the bed (bedding) 113, and the resident 111, 121 It includes four actions of “fall” indicating that the user has fallen from the bed (bedding) 113 and “fall” indicating that the resident 111 or 121 has fallen.
  • the control device 101 generates each piece of behavior information of the resident 111, 121 associated with each room 110, 120 based on an image captured by the camera 105 installed in each room 110, 120. I do.
  • the control device 101 detects, for example, the heads of the residents 111 and 121 from the image, and based on the detected temporal changes in the sizes of the heads of the residents 111 and 121, “ “Wake up”, “get out of bed”, “fall” and “fall” are detected.
  • “Wake up”, “get out of bed”, “fall” and “fall” are detected.
  • the storage area of the beds 113 in the living rooms 110 and 120, the first threshold Th1, the second threshold Th2, and the third threshold Th3 are stored in the storage device.
  • the first threshold Th1 identifies the size of the resident's head between the lying position and the sitting position in the area where the bed 113 is located.
  • the second threshold value Th2 identifies whether or not the resident is in the standing posture, based on the size of the resident's head in the living rooms 110 and 120 excluding the area where the bed 113 is located.
  • the third threshold value Th3 identifies whether or not the resident is in the recumbent posture in the living rooms 110 and 120 excluding the area where the bed 113 is located, based on the size of the resident's head.
  • the control device 101 extracts a moving object region from the target image as a region of the occupants 111 and 121 by, for example, the background difference method or the frame difference method.
  • the control device 101 further derives from the extracted moving body region by, for example, a circular or elliptical Hough transform, by pattern matching using a prepared head model, or by a neural network learned for head detection.
  • the head areas of the residents 111 and 121 are extracted using the thresholds thus set.
  • the control device 101 detects “wake up”, “get out of bed”, “fall” and “fall” from the extracted position and size of the head.
  • the control device 101 determines that the position of the head extracted as described above is within the area where the bed 113 is located, and that the size of the head extracted as described above uses the first threshold Th1 to lie down. When it is detected that the size of the posture has changed to the size of the sitting posture, it may be determined that the action “wake up” has occurred.
  • the control device 101 controls the size of the head extracted as described above.
  • the control device 101 controls the size of the head extracted as described above.
  • the control device 101 determines that the position of the head extracted as described above is located in the living rooms 110 and 120 excluding the area where the bed 113 is located, and the size of the extracted head uses the third threshold Th3. If it is detected that the size has changed from a certain size to the size of the recumbent posture, it may be determined that the action “fall” has occurred.
  • the control device 101 of the sensor box 119 generates the behavior information of the residents 111 and 121.
  • an element other than the control device 101 for example, the cloud server 150
  • the cloud server 150 generates the behavior information of the residents 111 and 121 using the images in the living rooms 110 and 120. Is also good.
  • the mobile terminals 143 and 144 include a control device 221, a ROM 222, a RAM 223, a communication interface 224, a display 226, a storage device 228, and an input device 229.
  • the mobile terminals 143 and 144 are realized as, for example, a smartphone, a tablet terminal, a wristwatch-type terminal, or other wearable devices.
  • the control device 221 controls the mobile terminals 143 and 144.
  • the control device 221 is configured by, for example, at least one integrated circuit.
  • the integrated circuit includes, for example, at least one CPU, at least one ASIC, at least one FPGA, or a combination thereof.
  • An antenna (not shown) and the like are connected to the communication interface 224.
  • the mobile terminals 143 and 144 exchange data with an external communication device via the antenna and the access point 140.
  • External communication devices include, for example, the sensor box 119, the management server 200, and the like.
  • the display 226 is realized by, for example, a liquid crystal display, an organic EL (Electro Luminescence) display, or the like.
  • the input device 229 is realized by, for example, a touch sensor provided on the display 226. The touch sensor receives a touch operation on the mobile terminals 143 and 144, and outputs a signal corresponding to the touch operation to the control device 221.
  • the storage device 228 is realized by, for example, a flash memory, a hard disk or another fixed storage device, or a removable data recording medium.
  • FIG. 3 is a block diagram illustrating a hardware configuration of computer system 300.
  • the configuration of the computer system 300 will be described with reference to FIG.
  • the computer system 300 includes a cloud server 150 and a management server 200. Either the cloud server 150 or the management server 200 may be used, and the cloud server 150 and the management server 200 may be operated in cooperation.
  • the computer system 300 includes, as main components, a CPU 1 that executes a program, a mouse 2 and a keyboard 3 that receive an instruction input by a user of the computer system 300, and data generated by executing the program by the CPU 1 or a mouse 2.
  • a RAM 4 for volatilely storing data input via the keyboard 3
  • a hard disk 5 for nonvolatilely storing data
  • an optical disk drive 6 a communication interface (I / F) 7, and a monitor 8 Including.
  • Each component is mutually connected by a data bus.
  • the optical disk drive 6 is loaded with a CD-ROM 9 and other optical disks.
  • the processing in the computer system 300 is realized by each hardware and software executed by the CPU 1.
  • Such software may be stored in the hard disk 5 in advance.
  • the software may be stored on the CD-ROM 9 or another recording medium and distributed as a computer program.
  • the software may be provided as a downloadable application program by an information provider connected to the so-called Internet.
  • Such software is temporarily stored in the hard disk 5 after being read from the recording medium by the optical disk drive 6 or another reading device, or downloaded via the communication interface 7.
  • the software is read from the hard disk 5 by the CPU 1 and stored in the RAM 4 in the form of an executable program.
  • CPU 1 executes the program.
  • Each component of the computer system 300 shown in FIG. 3 is a general component. Therefore, it can be said that one of the essential parts of the technical idea according to the present disclosure is software stored in the RAM 4, the hard disk 5, the CD-ROM 9, or other recording media, or software downloadable via a network.
  • the storage medium may include a non-transitory, computer-readable data storage medium. Since the operation of each piece of hardware of computer system 300 is well known, detailed description will not be repeated.
  • the recording medium is not limited to a CD-ROM, FD (Flexible Disk), or hard disk, but may be a magnetic tape, cassette tape, optical disk (MO (Magnetic Optical Disc) / MD (Mini Disc) / DVD (Digital Versatile Disc)). , IC (Integrated Circuit) card (including memory card), optical card, mask ROM, EPROM (Electronically Programmable Read-Only Memory), EEPROM (Electronically Erasable Programmable Read-Only Memory), and fixed memory such as flash ROM It may be a medium that carries the program.
  • IC Integrated Circuit
  • the program here includes not only a program directly executable by the CPU but also a program in a source program format, a compressed program, an encrypted program, and the like.
  • FIG. 4 is a diagram illustrating an example of a schematic device configuration of the watching system 100 using the sensor box 119.
  • the watching system 100 is used for watching the residents 111 and 121 who are the monitoring target (monitoring target) and other residents. As shown in FIG. 4, a sensor box 119 is attached to the ceiling of the living room 110. Sensor boxes 119 are similarly attached to other rooms.
  • a range 410 represents a detection range of the sensor box 119.
  • the Doppler sensor detects a person's behavior that has occurred within the range 410.
  • the sensor box 119 has a camera as a sensor, the camera captures an image in the range 410.
  • the sensor box 119 is installed in, for example, a nursing care facility, a medical facility, or a home.
  • the sensor box 119 is attached to the ceiling, and the resident 111 and the bed 113 are imaged from the ceiling.
  • the place where the sensor box 119 is mounted is not limited to the ceiling, and may be mounted on the side wall of the living room 110.
  • the watching system 100 detects a danger occurring to the resident 111 based on a series of images (that is, videos) obtained from the camera 105.
  • the detectable danger includes a fall of the resident 111 and a state where the resident 111 is at a danger location (for example, a bed fence).
  • the monitoring system 100 When the monitoring system 100 detects that the resident 111 is in danger, the monitoring system 100 notifies the caregivers 141, 143, etc. of that fact. As an example of the notification method, the watching system 100 notifies the danger of the resident 111 to the portable terminals 143 and 144 of the caregivers 141 and 142. Upon receiving the notification, the mobile terminals 143 and 144 notify the caregivers 141 and 142 of the danger of the resident 111 by a message, voice, vibration, or the like. Accordingly, the caregivers 141 and 142 can immediately recognize that the danger has occurred in the resident 111 and can rush to the resident 111 quickly.
  • FIG. 4 illustrates an example in which the watching system 100 includes one sensor box 119, but the watching system 100 may include a plurality of sensor boxes 119.
  • FIG. 4 shows an example in which the watching system 100 includes a plurality of mobile terminals 143 and 144. However, the watching system 100 can be realized by one mobile terminal.
  • FIG. 5 is a diagram illustrating one mode of data storage in the hard disk 5 included in the computer system 300.
  • the hard disk 5 holds the table 60.
  • the table 60 sequentially stores data transmitted from each sensor provided in each living room as movement trajectory data. More specifically, the table 60 includes a room ID 61, a date and time 62, an X coordinate value 63, and a Y coordinate value 64.
  • the room ID 61 identifies the room of the resident.
  • the date and time 62 identifies the date and time when the signal sent from the sensor was acquired.
  • the X coordinate value 63 indicates the point detected at the date and time, that is, the X coordinate value of the position of the resident.
  • the Y coordinate value 64 represents the point detected at the date and time, that is, the Y coordinate value of the position of the resident.
  • the coordinate axes that are the basis of the X coordinate value and the Y coordinate value are defined, for example, with reference to the end point of the living room (for example, one corner of the room).
  • the coordinate axis may be defined based on a certain point in the facility where each living room is provided.
  • the hard disk 5 holds the image data sent from the sensor box 119.
  • Image data is acquired at predetermined time intervals.
  • the CPU 1 can identify the state of the resident by performing image analysis using each image data. For example, the CPU 1 can extract a head from each image data and extract a time when the resident is lying down, a time when the resident is sitting on the bed 113, and a time when the resident is walking.
  • the person who moves in the room may be a caregiver or a family other than the resident. Therefore, the CPU 1 can exclude the movement locus of a person other than the resident.
  • the CPU 1 may calculate a moving speed for each moving locus, and exclude a moving locus for which a speed equal to or higher than a certain speed estimated as a moving speed other than a resident such as a staff is calculated from an image analysis target.
  • a moving speed measured in advance or a moving speed measured at the time of image analysis can be used as a moving speed other than the resident.
  • the CPU 1 calculates, for each point detected at a plurality of times, the X coordinate value and the Y coordinate value and the next point from a certain point among the points. Can be calculated based on the time required to reach.
  • the CPU 1 sets area information indicating an area defined as an activity range of a resident of a room and an area defined as an activity range of a person other than the resident.
  • the CPU 1 reads from the hard disk 5 a plurality of movement trajectory data representing the movement trajectory of the resident.
  • the CPU 1 identifies the resident's trajectory data based on the set area information and the read one or more trajectory data.
  • the area defined as the resident's activity range includes at least one of the vicinity of a bed, the vicinity of a toilet, the vicinity of furniture, or the vicinity of a washroom.
  • the area defined as the activity range other than the resident includes a corner of the room or at least one between the resident's bed and the wall of the room.
  • the CPU 1 sets area information indicating an area defined as a resident's activity range or an area defined as a person's activity range other than the resident, based on the arrangement of furniture in the living room.
  • FIG. 6 is a diagram illustrating information on household items of the computer system 300.
  • FIG. 6 shows an example of data storage on the hard disk 5 included in the computer system 300 as an example.
  • the hard disk 5 holds a table 600. More specifically, table 600 includes a room ID 610, a resident name 620, a furniture item name 630, and an occupied area 640.
  • Room ID identifies the resident's room.
  • the resident name 620 is the name of the resident.
  • the house furniture name 630 is the name of furniture arranged in the living room.
  • the occupied area 640 is an area occupied by the furniture when the living room space is represented by XY coordinates.
  • the occupation area 640 shows a rectangular area as an example, and includes the coordinates (X coordinate value, Y coordinate value) of the upper right end point and the coordinates (X coordinate value, Y coordinate value) of the lower left point of the rectangular area.
  • the coordinate axes that are the basis of the X coordinate value and the Y coordinate value are defined, for example, with reference to the end point of the living room (for example, one corner of the room).
  • the coordinate axis may be defined based on a certain point in the facility where each living room is provided.
  • FIG. 7 is a diagram illustrating a living room area 700 indicating a living room space defined by an X coordinate and a Y coordinate.
  • FIG. 7 (A) in living room area 700, an occupied area of various furniture and the like in room A is shown as an example.
  • a bed occupation area 720 a chair occupation area 730, a closet occupation area 740, a wash basin occupation area 750, and a toilet occupation area 760 are shown. Further, an area 770 of a door for entering and leaving the room is also shown.
  • an area defined as an activity range of a resident of the room and an area defined as an activity range of a person other than the resident are set.
  • computer system 300 sets area information based on an occupied area such as furniture. Specifically, an area defined as the activity range of the resident of the room as the area information and an area defined as the activity range of a person other than the resident are set.
  • the computer system 300 sets the area around the occupied area 720 of the bed to the area 780 defined as the activity range of the resident of the room. Further, the computer system 300 defines an area near at least one of the occupied area 730 of the chair, the occupied area of the closet 740, the occupied area of the wash basin 750, and the occupied area of the toilet 760 as the activity range of the resident of the living room. Area 782. In this example, a case will be described in which all areas near the chair occupation area 730, the closet occupation area 740, the washbasin occupation area 750, and the toilet occupation area 760 are set as the area 782. The computer system 300 sets an area other than the areas 780 and 782 among the areas in the living room to an area defined as an activity range of a person other than the resident.
  • the computer system 300 sets the areas 790 and 792 to the area defined as the activity range of a person other than the resident.
  • the computer system 300 is not limited to this method, and sets the corner of the room or the area between the occupied area 720 of the bed and the wall of the room as the area 790 defined as the activity range of the person other than the resident. You may.
  • the program relating to the setting of the area information of the living room area diagram is stored in the hard disk 5 in advance, and can be executed by the CPU 1 reading out the program.
  • a method of setting area information by reading a program will be described as an example.
  • the method is not particularly limited to the program, and the administrator can use the mouse 2, the keyboard 3, and the like to set the area information as area information. It is also possible to set an area defined as an activity range of a resident of the room and an area defined as an activity range of a person other than the resident.
  • FIG. 8 is a diagram illustrating identification of movement trajectory data according to the embodiment.
  • FIG. 8 shows a case where the movement trajectory data is identified based on the area information.
  • the movement trajectory data included in the area 782 is identified as the resident's movement trajectory data.
  • the movement trajectory data included in the areas 790 and 792 is identified as movement trajectory data other than the resident.
  • FIG. 9 is a flowchart illustrating a part of a process in which computer system 300 according to the embodiment executes the identification of the movement trajectory data.
  • CPU 1 reads and sets, from hard disk 5, area information indicating an area defined as an activity range of a resident of a room and an area defined as an activity range of a person other than a resident. (Step S2). Specifically, as described in FIG. 7, based on the occupied area of furniture and the like, an area defined as an activity range of a resident of a living room and an area defined as an activity range of a person other than the resident are defined. Set.
  • the CPU 1 obtains one or more movement trajectory data representing the movement trajectory of the person in the living room (step S4). As described with reference to FIG. 5, the movement trajectory data stored in the hard disk 5 is acquired.
  • the CPU 1 identifies the resident's movement trajectory data based on the area information and one or more movement trajectory data (step S6).
  • the CPU 1 identifies the trajectory data included in the area 782 as the resident's trajectory data as described with reference to FIG.
  • This technology is applicable to information processing using data obtained in hospitals, nursing homes, nursing homes and other facilities.

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Abstract

L'invention concerne un programme devant être exécuté sur un ordinateur et qui amène l'ordinateur à exécuter : une étape consistant à établir des informations de zone indiquant une zone définie comme une plage d'activité d'un résident d'une pièce et une zone définie comme une plage d'activité de personnes autres que le résident; une étape consistant à acquérir un ou plusieurs ensembles de données de suivi de mouvement indiquant des voies de déplacement de personnes dans la pièce; et une étape consistant à identifier des données de suivi de mouvement du résident sur la base des informations de zone et du ou des ensembles acquis de données de suivi de mouvement.
PCT/JP2019/022471 2018-06-26 2019-06-06 Programme exécuté par ordinateur, dispositif de traitement d'informations et procédé exécuté par ordinateur WO2020003955A1 (fr)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006333013A (ja) * 2005-05-25 2006-12-07 Matsushita Electric Works Ltd 画像監視装置
JP2014174627A (ja) * 2013-03-06 2014-09-22 Nk Works Co Ltd 情報処理装置、情報処理方法、及び、プログラム
JP2016031750A (ja) * 2014-07-30 2016-03-07 船井電機株式会社 見守り装置
WO2016190348A1 (fr) * 2015-05-27 2016-12-01 コニカミノルタ株式会社 Dispositif de surveillance
WO2017081995A1 (fr) * 2015-11-09 2017-05-18 コニカミノルタ株式会社 Dispositif et procédé de surveillance de personne, et système de surveillance de personne
WO2018030024A1 (fr) * 2016-08-08 2018-02-15 コニカミノルタ株式会社 Système de surveillance, dispositif de surveillance, procédé de surveillance et programme de surveillance
WO2018047795A1 (fr) * 2016-09-09 2018-03-15 コニカミノルタ株式会社 Système, dispositif, procédé et programme de surveillance

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006333013A (ja) * 2005-05-25 2006-12-07 Matsushita Electric Works Ltd 画像監視装置
JP2014174627A (ja) * 2013-03-06 2014-09-22 Nk Works Co Ltd 情報処理装置、情報処理方法、及び、プログラム
JP2016031750A (ja) * 2014-07-30 2016-03-07 船井電機株式会社 見守り装置
WO2016190348A1 (fr) * 2015-05-27 2016-12-01 コニカミノルタ株式会社 Dispositif de surveillance
WO2017081995A1 (fr) * 2015-11-09 2017-05-18 コニカミノルタ株式会社 Dispositif et procédé de surveillance de personne, et système de surveillance de personne
WO2018030024A1 (fr) * 2016-08-08 2018-02-15 コニカミノルタ株式会社 Système de surveillance, dispositif de surveillance, procédé de surveillance et programme de surveillance
WO2018047795A1 (fr) * 2016-09-09 2018-03-15 コニカミノルタ株式会社 Système, dispositif, procédé et programme de surveillance

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