Needle Gauge Visualization for Fleet Data Comparison
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Solution Overview
Problem
Existing methods fail to effectively visualize data from commercial vehicles in a way that facilitates understanding and comparison with a population dataset, making it difficult to interpret and utilize operational characteristics like fuel consumption and engine performance.
Innovation Solution
A method using analogue needle gauges and density histograms to display extracted data in relation to a population dataset, where the gauge display shows the relative placement of the extracted value within the population, with optional animation to depict changes over time.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If data is presented in traditional formats (tables, charts), then data can be displayed, but it is difficult to understand and interpret in relation to the population
Solution Approach 1:
The patent uses visual metaphors that copy familiar real-world objects (needles, gauges, histograms) to represent abstract data concepts. This allows users to interpret data relationships intuitively without requiring specialized knowledge of data analysis, resolving the contradiction between preserving contextual information and maintaining ease of interpretation
Solution Approach 2:
The patent introduces visual metaphors as intermediary representations between raw data and human understanding. These metaphors act as a bridge that translates complex population data relationships into familiar visual forms, enabling intuitive comprehension while preserving the full contextual information
2Loss of information
If detailed population data is displayed, then complete information is provided, but the display becomes complex and hard to interpret
Solution Approach 1:
The patent segments population data into meaningful visual groups using histograms and metaphoric representations. Instead of displaying raw individual data points, the data is segmented into visual metaphors that preserve population distribution information while simplifying the overall display structure and making it easier to interpret
Solution Approach 2:
The patent transforms one-dimensional numerical data into two-dimensional visual metaphors with spatial relationships. By mapping data values to positions, lengths, and areas in visual space, the system preserves complete population information while adding dimensional context that enhances interpretability without increasing complexity
3Measurement precision
If individual vehicle data is compared to fleet data, then performance deviations can be identified, but the visualization method is lacking
Solution Approach 1:
The patent merges individual vehicle data representation with fleet population data representation into a unified visual metaphor system. The individual value is shown as a needle position overlaid on the population histogram, allowing precise comparison while maintaining visual clarity through a single integrated display rather than separate charts
Solution Approach 2:
The patent uses color variations in the histogram and visual metaphors to indicate different performance zones and deviations. Color changes provide immediate visual feedback about performance relative to population benchmarks, enhancing both measurement precision and visual clarity simultaneously
Data Source
AI summary
A method for visualizing data in a population of data includes steps of extracting a subject value from a population of data and defining points of interest in the population of data for comparison to the subject value, where the points of interest representing a scale having a minimum value and a maximum value. A target point of interest is selected. The scale is mapped to a graphic gauge display, wherein, points of interest are visually indicated on the graphic display, end points of the graphic gauge display correspond to the minimum value and the maximum value, and the target point of interest is visually indicated at a center of the graphic gauge display. Finally, the subject value is indicated on the graphic gauge display.