hack-the-hub1.js

let net = new brain.NeuralNetwork();

net.train([{
    Input: { r: 0.03, g: 0.7, b: 0.5 },
    Output: { black: 1 }
  },{
    Input: { r: 0.16, g: 0.09, b: 0.2 },
    Output: { black: 1 }
  },{
    Input: { r: 0.5, b: 0.5 },
    Output: { black: 1 }
}]);

let output = net.run({ r: 1, g: 0.4, b: 0 });

hack-the-hub2.js

// [{input: [confidence, sharpness, brightness, contrast, noise, hasFace, isCeleb, etc], output: [RATING]},
{
  Input: { c: 0.12, s: 0.01, b: 0.1, c: 0.1, n: 0.876, hasFace: 0, isCeleb: 0 },
  Output: { rating: 1 }
}