29 lines
967 B
JavaScript
29 lines
967 B
JavaScript
/**
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* Calculate the distances by using the numbers, strings and dates.
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* @param {node} source
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* @param {node} target
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* @param {array} properties - the properties of the nodes.
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* @return {number} the distance between source and target nodes.
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*/
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function calculateDiceDissimilarity (source, target, properties, normArgs) {
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var notShared = 0.0;
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// console.log(properties);
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// Iterate through every column of data
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for (var i = 0; i < properties.length; i++) {
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property = properties[i];
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if (property.toLowerCase() !== 'class' && property.toLowerCase() !== 'app' && property.toLowerCase() !== 'user' && property.toLowerCase() !== 'weekday') {
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var s = source[property],
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t = target[property];
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if (s !== t) {
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notShared++;
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}
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}
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}
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// console.log(Math.sqrt(sumDiff)/cols);
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// console.log(cols);
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return notShared / (notShared + 2 * (properties.length - notShared));
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}
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