Created
September 5, 2019 12:41
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| fun cost(videoGameData: Array<Pair<Double, Double>>, learningParameters: Pair<Double, Double>): Double = | |
| videoGameData.fold(0.0) { acc: Double, pair: Pair<Double, Double> -> | |
| val (m, b) = learningParameters | |
| val (x, y) = pair | |
| acc + ((((m * x) + b) - y).pow(2)/2) | |
| } / videoGameData.size |
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