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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56 lines
1.0 KiB
56 lines
1.0 KiB
4 years ago
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'use strict';
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var extend = require('extend-shallow');
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var yaml = require('js-yaml');
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/**
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* Default engines
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*/
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var engines = exports = module.exports;
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/**
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* YAML
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*/
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engines.yaml = {
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parse: yaml.safeLoad.bind(yaml),
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stringify: yaml.safeDump.bind(yaml)
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};
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/**
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* JSON
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*/
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engines.json = {
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parse: JSON.parse.bind(JSON),
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stringify: function(obj, options) {
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var opts = extend({replacer: null, space: 2}, options);
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return JSON.stringify(obj, opts.replacer, opts.space);
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}
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};
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/**
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* JavaScript
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*/
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engines.javascript = {
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parse: function parse(str, options, wrap) {
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/* eslint no-eval: 0 */
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try {
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if (wrap !== false) {
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str = '(function() {\nreturn ' + str.trim() + ';\n}());';
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}
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return eval(str) || {};
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} catch (err) {
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if (wrap !== false && /(unexpected|identifier)/i.test(err.message)) {
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return parse(str, options, false);
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}
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throw new SyntaxError(err);
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}
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},
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stringify: function() {
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throw new Error('stringifying JavaScript is not supported');
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}
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};
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