# US 2022/0035798 A1 · Data analysis support apparatus, data analysis support method, and computer-readable recording medium

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- Number: US 2022/0035798 A1
- Document ID: US20220035798A1
- Status: Published application
- Kind: A1
- Application number: 17/276,283
- Filed: 2018-09-18
- Published: 2022-02-03
- Earliest claimed: 2018-09-18
- Assignees: NEC Corporation
- Applicants: NEC Corporation
- Inventors: Shohei HIRUTA
- Web page: https://patentgrep.com/patent/US20220035798A1

## CPC

- G06F 16/168: {Details of user interfaces specifically adapted to file systems, e.g. browsing and visualisation, 2d or 3d GUIs (query results presentation G06F16/156)}
- G06F 16/2393: {Updating materialised views}
- G06F 16/24578: {using ranking}
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)

## Abstract

Provided is a data analysis support apparatus 1 that includes: a relationship score calculation unit 2 configured to calculate, with respect to a combination of features extracted from target data, a relationship score indicating a relationship between pieces of data corresponding to respective features included in the combination; a visualization score calculation unit 3 configured to calculate a visualization score indicating an effectiveness of a visualization method corresponding to the combination using the relationship score corresponding to the combination; and a display information generation unit 4 configured to select the visualization method according to the visualization score, and generate visualization display information for displaying a display corresponding to the selected visualization method on the display device 22.

## Claims

### Claim 1

A data analysis support apparatus comprising:
a relationship score calculation unit configured to calculate, with respect to a combination of features extracted from target data, a relationship score indicating a relationship between pieces of data corresponding to respective features included in the combination;
a visualization score calculation unit configured to calculate a visualization score indicating an effectiveness of a visualization method corresponding to the combination using the relationship score corresponding to the combination; and
a display information generation unit configured to select the visualization method according to the visualization score, and generating visualization display information for displaying a display corresponding to the selected visualization method on the display device.

### Claim 2 (depends on 1)

The data analysis support apparatus according to claim 1, further comprising:
a feedback score calculation unit for, with respect to the visualization method regarding the combination, acquiring feedback information indicating an evaluation degree of an analyst, and calculating a feedback score based on the acquired feedback information,
wherein the visualization score calculation unit calculates, for each combination, the visualization score using the relationship score and feedback score corresponding to the combination.

### Claim 3 (depends on 2)

The data analysis support apparatus according to claim 2, wherein the feedback score calculation unit generates, for each analyst, first feedback management information in which the combination of features, the visualization method, a first number of feedbacks of acquiring the feedback information regarding a combination of the combination of features and the visualization method, and an evaluation degree indicated by the feedback information are associated.

### Claim 4 (depends on 3)

The data analysis support apparatus according to claim 3, wherein the feedback score calculation unit generates, for each analyst, second feedback management information in which the feature, the visualization method, a second number of feedbacks of acquiring the feedback information regarding a combination of the feature and the visualization method, an evaluation degree indicated by the feedback information, and evaluation information calculated using the evaluation degree are associated.

### Claim 5 (depends on 4)

The data analysis support apparatus according to claim 4, wherein the feedback score calculation unit calculates the feedback score using the evaluation information, the second number of feedbacks, and a number of dimensions in the combination of features.

### Claim 6 (depends on 1)

The data analysis support apparatus according to claim 1, wherein the display information generation unit changes a display corresponding to the visualization method according to the visualization score.

### Claim 7

A data analysis support method comprising:
calculating, with respect to a combination of features extracted from target data, a relationship score indicating a relationship between pieces of data corresponding to respective features included in the combination;
calculating a visualization score indicating an effectiveness of a visualization method corresponding to the combination using the relationship score corresponding to the combination; and
selecting the visualization method according to the visualization score, and generating visualization display information for displaying a display corresponding to the selected visualization method on the display device.

### Claim 8 (depends on 7)

The data analysis support method according to claim 7, further comprising:
acquiring feedback information indicating an evaluation degree of an analyst, and calculating a feedback score based on the acquired feedback information, with respect to the visualization method regarding the combination,
wherein, in the calculating the visualization score, for each combination, the visualization score is calculated using the relationship score and feedback score corresponding to the combination.

### Claim 9 (depends on 8)

The data analysis support method according to claim 8, wherein, in the calculating the feedback score, for each analyst, first feedback management information is generated in which the combination of features, the visualization method, a first number of feedbacks of acquiring the feedback information regarding a combination of the combination of features and the visualization method, and an evaluation degree indicated by the feedback information are associated.

### Claim 10 (depends on 9)

The data analysis support method according to claim 9, wherein, in the calculating the feedback score, for each analyst, second feedback management information is generated in which the feature, the visualization method, a second number of feedbacks of acquiring the feedback information regarding a combination of the feature and the visualization method, an evaluation degree indicated by the feedback information, and evaluation information calculated using the evaluation degree are associated.

### Claim 11 (depends on 10)

The data analysis support method according to claim 10, wherein, in the calculating the feedback score, the feedback score is calculated using the evaluation information, the second number of feedbacks, and a number of dimensions in the combination of features.

### Claim 12 (depends on 7)

The data analysis support method according to claim 7, wherein, in the generating visualization display information, a display corresponding to the visualization method is changed according to the visualization score.

### Claim 13

A non-transitory computer-readable recording medium that includes a program recorded thereon, the program including instructions that cause the computer to carry out:
calculating, with respect to a combination of features extracted from target data, a relationship score indicating a relationship between pieces of data corresponding to respective features included in the combination;
calculating a visualization score indicating an effectiveness of a visualization method corresponding to the combination using the relationship score corresponding to the combination; and
selecting the visualization method according to the visualization score, and generating visualization display information for displaying a display corresponding to the selected visualization method on the display device.

### Claim 14 (depends on 13)

The non-transitory computer readable recording medium according to claim 13,
wherein the program further includes instructions that cause the computer to carry out:
acquiring feedback information indicating an evaluation degree of an analyst, and calculating a feedback score based on the acquired feedback information, with respect to the visualization method regarding the combination, and
wherein in the calculating the visualization score, for each combination, the visualization score is calculated using the relationship score and feedback score corresponding to the combination.

### Claim 15 (depends on 14)

The non-transitory computer readable recording medium according to claim 14, wherein, in the calculating the feedback score, for each analyst, first feedback management information is generated in which the feature, the visualization method, a first number of feedbacks of acquiring the feedback information regarding a combination of the feature and the visualization method, an evaluation degree indicated by the feedback information, and evaluation information calculated using the evaluation degree are associated.

### Claim 16 (depends on 15)

The non-transitory computer readable recording medium according to claim 15, wherein, in the calculating the feedback score, for each analyst, second feedback management information is generated in which the feature, the visualization method, a second number of feedbacks of acquiring the feedback information regarding a combination of the feature and the visualization method, an evaluation degree indicated by the feedback information, and evaluation information calculated using the evaluation degree are associated.

### Claim 17 (depends on 16)

The non-transitory computer readable recording medium according to claim 16, wherein, in the calculating the feedback score, the feedback score is calculated using the evaluation information, the second number of feedbacks, and a number of dimensions in the combination of features.

### Claim 18 (depends on 13)

The non-transitory computer readable recording medium according to claim 13, wherein, in the generating visualization display information, a display corresponding to the visualization method is changed according to the visualization score.
