StackGenVis: Alignment of Data, Algorithms, and Models for Stacking Ensemble Learning Using Performance Metrics
https://doi.org/10.1109/TVCG.2020.3030352
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20 lines
508 B
20 lines
508 B
module.exports = calculateW
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/**
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* Calculates the W component of a quat from the X, Y, and Z components.
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* Assumes that quaternion is 1 unit in length.
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* Any existing W component will be ignored.
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*
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* @param {quat} out the receiving quaternion
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* @param {quat} a quat to calculate W component of
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* @returns {quat} out
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*/
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function calculateW (out, a) {
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var x = a[0], y = a[1], z = a[2]
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out[0] = x
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out[1] = y
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out[2] = z
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out[3] = Math.sqrt(Math.abs(1.0 - x * x - y * y - z * z))
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return out
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}
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