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Graphical user interface using color spectrum to map sentiments

  • US 10,606,462 B2
  • Filed: 12/20/2017
  • Issued: 03/31/2020
  • Est. Priority Date: 03/27/2015
  • Status: Active Grant
First Claim
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1. A method of operating a human-machine interface (HMI) with a graphical user interface (GUI), the method comprising:

  • producing, using one or more computers, a distorted color spectrum from an undistorted color spectrum, defined by at least two Cartesian axes having a spectrum of colors ranging from violet to red, or vice versa, and forming an RGB color space, wherein the undistorted color spectrum is distorted by converting the at least two Cartesian axes to a polar coordinate system to produce the distorted color spectrum, the distorted color spectrum forming a generally U-shape defined by an upper boundary, an opposing lower boundary, a first edge, and a second opposing edge, the producing being carried out by transforming, using at least one of the one or more computers, the RGB color space into a second color space, such that (i) a wavelength of the distorted color spectrum changes from the first edge toward the second opposing edge to define a plurality of emotion levels, and (ii) a color intensity or a color brightness or a color lightness of the distorted color spectrum changes from the upper boundary toward the lower boundary to define a plurality of intensity levels, wherein a sentiment is indicated by a combination of one of the plurality of emotion levels together with one of the plurality of intensity levels;

    displaying digital content on an electronic video display;

    subsequent to displaying the digital content, causing the distorted color spectrum and a first topic to be displayed on a portion of the electronic video display;

    receiving, via an electronic input interface device, a first selection of a point or area on the distorted color spectrum;

    determining, using at least one of the one or more computers, a first sentiment associated with the first selection based on a color corresponding to the selected point or area on the distorted color spectrum; and

    associating the first sentiment with the first topic in the electronic memory device or another electronic memory device.

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