System and method for evaluating actions performed to achieve communications

Patent metadata

Field	Value
Publication number	US-2019114934-A1
Application number	US-201815912833-A
Country	US
Kind code	A1
Filing date	Mar 6, 2018
Priority date	Oct 18, 2017
Publication date	Apr 18, 2019
Grant date	—

Abstract

A system for evaluating actions that a plurality of target objects performs to achieve communication, the system comprising at least one computer, the at least one computer is configured to: obtain a plurality of signals used for calculating a plurality of state values for evaluating an internal state of a target object in a case where the target object performed the action, from the plurality of target objects; calculate a state feature amount made up of the plurality of state values using the plurality of signals; and generate display information on the basis of the state feature amount, the display information for displaying a positional relationship of the internal state of each of the plurality of target objects in an evaluation space for visually illustrating a similarity of the internal state of the each of the plurality of target objects.

First claim

What is claimed is:

1 . A system for evaluating actions that a plurality of target objects performs to achieve communication, the system comprising at least one computer,
the at least one computer including an arithmetic unit, a storage device coupled to the arithmetic unit, and an interface coupled to the arithmetic unit, wherein the at least one computer is configured to: obtain a plurality of signals used for calculating a plurality of state values for evaluating an internal state of a target object in a case where the target object performed the action, from the plurality of target objects; calculate a state feature amount made up of the plurality of state values using the plurality of signals; and generate display information on the basis of the state feature amount, the display information for displaying a positional relationship of the internal state of each of the plurality of target objects in an evaluation space for visually illustrating a similarity of the internal state of the each of the plurality of target objects.

2 . The system according to claim 1 , wherein
the at least one computer is configured to: store model management information for managing a model which is information on an evaluation space in which a plurality of coordinate axes are defined, each of the plurality of coordinates axes corresponds to each of the plurality of state values; calculate a state feature amount made up of state values corresponding to a plurality of coordinate axes of a first evaluation space on the basis of the model management information; calculate a distance between the internal state of the each of the plurality of target objects in the first evaluation space; and generate the display information including the distance.

3 . The system according to claim 1 , wherein
the at least one computer is configured to: store model management information for managing a model which is information on an evaluation space in which a plurality of coordinate axes are defined, each of the plurality of coordinate axes corresponds to each of the plurality of state values; calculate the state feature amount made up of the plurality of state values corresponding to the plurality of coordinate axes of the evaluation space managed by the model management information on the basis of the model management information; calculate a distance between the internal state of the each of the plurality of target objects using a function that inputs the state feature amount as a vector; calculate a distance space using the distance as the evaluation space; and generate the display information including the distance.

4 . The system according to claim 2 , wherein
the at least one computer is configured to: calculate a degree of empathy indicating a similarity of the internal state of the each of the plurality of target objects on the basis of the distance; and generate the display information including the degree of empathy.

5 . The system according to claim 2 , wherein
the at least one computer is configured to: store a calculation history of the state feature amount; calculate a change amount in the state feature amount of the target object as a stability on the basis of the calculation history of the state feature amount; and generate the display information including the stability.

6 . The system according to claim 2 , wherein
the at least one computer is configured to: determine whether the action is valid on the basis of the distance; and generate the display information including the determination result.

7 . The system according to claim 2 , wherein
the at least one computer is configured to: store a calculation history of the state feature amount; predict a state feature amount of the target object when a next action is performed on the basis of the calculation history of the state feature amount; and generate the display information including the prediction result.

8 . A method for evaluating actions that a plurality of target objects performs to achieve communication, the method being executed by a system including at least one computer, the at least one computer including:
an arithmetic unit, a storage device coupled to the arithmetic unit, and an interface coupled to the arithmetic unit, wherein the method includes: a first step of obtaining, by the at least one computer, a plurality of signals used for calculating a plurality of state values for evaluating an internal state of a target object in a case where the target object performed the action from the plurality of target objects; a second step of calculating, by the at least one computer, a state feature amount made up of the plurality of state values using the plurality of signals; and a third step of generating, by the at least one computer, display information on the basis of the state feature amount, the display information for displaying a positional relationship of the internal state of each of the plurality of target objects in an evaluation space for visually illustrating a similarity of the internal state of the each of the plurality of target objects.

9 . The method according to claim 8 , wherein
the at least one computer stores model management information for managing a model which is information on an evaluation space in which a plurality of coordinate axes are defined, each of the plurality of coordinate axes corresponds to each of the plurality of state values, the second step includes: a step of calculating, by the at least one computer, a state feature amount made up of state values corresponding to a plurality of coordinate axes of a first evaluation space on the basis of the model management information; and a step of calculating, by the at least one computer a distance between the internal state of the each of the plurality of target objects in the first evaluation space, and the third step includes a step of generating, by the at least one computer, the display information including the distance.

10 . The method according to claim 8 , wherein
store model management information for managing a model which is information on an evaluation space in which a plurality of coordinate axes are defined, each of the plurality of coordinate axes corresponds to the state values, the second step includes: a step of calculating, by the at least one computer, the state feature amount made up of the plurality of state values corresponding to the plurality of coordinate axes of the evaluation space managed by the model management information on the basis of the model management information; a step of calculating, by the at least one computer, a distance between the internal state of the each of the plurality of target objects using a function that inputs the state feature amount as a vector; and a step of calculating, by the at least one computer, a distance space using the distance as the evaluation space, and the third step includes a step of generating, by the at least one computer, the display information including the distance.

11 . The method according to claim 9 , further including a step of calculating, by the at least one computer, a degree of empathy indicating a similarity of the internal state of the each of the plurality of target objects on the basis of the distance, wherein
the third step includes a step of generating, by the at least one computer, the display information including the degree of empathy.

12 . The method according to claim 9 , wherein
the at least one computer stores a calculation history of the state feature amount, the method further includes a step of calculating, by the at least one computer, a change amoun

Assignees

• Hitachi Ltd

Inventors

• Asa Yasuhiro
• Sato Hiroki
• Miyoshi Toshinori
• Numata Takashi
• Lei Miaomei

Classifications

• G09B19/00

  Teaching not covered by other main groups of this subclass (teaching or practice apparatus for gun-aiming or gun-laying F41G3/26) · CPC title

• G09B5/00 Primary

  Electrically-operated educational appliances (working with questions and answers G09B7/00; simulators G09B9/00; advertising or displaying in general G09F) · CPC title

• G09B5/02 Primary

  with visual presentation of the material to be studied, e.g. using film strip · CPC title