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Contour Chart

A contour chart.


  • data | object (required): object of value arrays for each variable. Default: none.
  • x | string (required): x-axis variable. Default: none.
  • y | string (required): y-axis variable. Default: none.
  • overlayPoints | boolean: controls whether to overlay points for each observation. Default: false.
  • smoothSpan | number: smoothing span. Default: 0.66.
  • regressionMethod | array<string>: array containing linear and/or smooth to overlay a linear and/or smoothed regression line. Default: none.
  • onSelected | function: callback invoked when points are selected with x, y values and the selected points. Default: onSelected() {}.


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