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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19 lines
570 B
19 lines
570 B
"use strict";
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var aFrom = require("../array/from")
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, assign = require("./assign")
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, value = require("./valid-value");
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module.exports = function (obj/*, propertyNames, options*/) {
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var copy = Object(value(obj)), propertyNames = arguments[1], options = Object(arguments[2]);
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if (copy !== obj && !propertyNames) return copy;
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var result = {};
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if (propertyNames) {
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aFrom(propertyNames, function (propertyName) {
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if (options.ensure || propertyName in obj) result[propertyName] = obj[propertyName];
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});
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} else {
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assign(result, obj);
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}
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return result;
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};
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