State Quantity Visualization for Prediction Ambiguity Analysis

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Solution Overview

Problem

Existing state analysis techniques fail to effectively display and manage the ambiguity in predicted state quantity values, making it difficult for device managers to cope with changes that diverge from predicted values.

Innovation Solution

A state analysis device that acquires and predicts allowable ranges of state quantities, generating display information with predicted-value figures in a coordinate space, incorporating correlation strengths and historical data to visualize potential changes and uncertainties.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If predicted values of state quantities are displayed as single values, then the display is simple and clear, but the ambiguity and uncertainty of prediction cannot be effectively represented

Engineering Contradiction:
Improveprediction ambiguityVSAvoiddisplay complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent transforms the one-dimensional display of predicted values into a two-dimensional area representation. Instead of showing only a single predicted value point, the system displays an area figure that encompasses multiple possible predicted values, adding a dimensional aspect that represents prediction uncertainty and ambiguity visually.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The patent creates visual copies of the predicted value representation by displaying multiple possible predicted values within the area figure. Rather than showing a single value, multiple potential outcomes are copied and displayed simultaneously within the uncertain range, allowing managers to see all possible scenarios.

Inventive Principle:
Principle #26Copying

2Reliability

If multiple possible predicted values are displayed to show ambiguity, then prediction uncertainty is represented, but the display becomes complex and difficult to interpret

Engineering Contradiction:
Improveprediction reliabilityVSAvoidease of interpretation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent merges multiple possible predicted values into a single unified area figure. Instead of displaying separate points or lines for each possible value, all potential predicted values are combined into one coherent visual representation that shows the entire range of uncertainty as a single entity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

By transitioning from point-based to area-based visualization, the patent adds a dimensional representation of uncertainty that makes complex prediction data more interpretable. The area figure intuitively conveys the range and distribution of possible outcomes without requiring complex legends or multiple separate displays.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Adaptability or versatility

If only a single predicted value is shown, then the display is simple, but managers cannot adequately prepare for deviations from the predicted state

Engineering Contradiction:
Improvepreparedness for deviationsVSAvoidinformation about prediction range
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The patent enables preliminary action by displaying the full range of possible predicted values before actual deviations occur. Managers can see the uncertain range in advance and prepare appropriate countermeasures for various potential scenarios, rather than being surprised by deviations from a single predicted value.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The area figure provides feedback about the reliability and uncertainty of predictions. By visually representing the range of possible outcomes, the system gives managers feedback on how much uncertainty exists in the prediction, allowing them to adjust their preparedness and resource allocation accordingly.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11488034B2State analysis apparatus, state analysis method, and program
Publication Date: 2022.11.01 MITSUBISHI HEAVY IND LTD
  • US11488034B2 patent drawing
  • US11488034B2 patent drawing
  • US11488034B2 patent drawing

AI summary

A state quantity-acquiring unit acquires values of a plurality of state quantities at a certain timing associated with an object device. A state quantity-predicting unit predicts allowable ranges of the values of the plurality of state quantities after a predetermined time has elapsed on the basis of the acquired values of the plurality of state quantities. A display information-generating unit generates display information in which a predicted-value figure which is a figure with a shape corresponding to the allowable ranges of the values of the plurality of state quantities is disposed in a coordinate space with the plurality of state quantities as axes.