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Christophe Yamahata
Public
Mathematics
Edited
Sep 14, 2024
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Fork of Nonlinear regression with bounds in JavaScript
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// Combine the data points into a single array
dataPoints = [
...x_1.map((x, i) => ({ x, y: y_1[i], dataset: 'y1' })),
...x_2.map((x, i) => ({ x, y: y_2[i], dataset: 'y2' }))
]
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// Define the model function
function model(params, x, dataset) {
const [a, b, c] = params;
if (dataset === 'y1') {
return a * x + b;
} else if (dataset === 'y2') {
return a * x + c;
}
}
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// Define bounds for parameters a, b, and c
bounds = {
return [
[0.999 * initialParams[0], 1.001 * initialParams[0]], // Bounds for a
[0.8 * initialParams[1], 1.2 * initialParams[1]], // Bounds for b
[0.9 * initialParams[2], 1.1 * initialParams[2]], // Bounds for c
];
}
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