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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63 lines
1.5 KiB
63 lines
1.5 KiB
/*!
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* base-task <https://github.com/node-base/base-task>
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*
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* Copyright (c) 2015, Jon Schlinkert.
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* Licensed under the MIT License.
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*/
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'use strict';
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module.exports = function(name, fn) {
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var isValid = require('is-valid-app');
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var composer = require('composer');
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if (typeof name === 'function') {
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fn = name;
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name = undefined;
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}
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return function baseTask(app) {
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if (!isValid(app, 'base-task')) return;
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// original constructor reference
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var ctor = this.constructor;
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composer.call(this, name);
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this.visit('define', composer.prototype);
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var self = this;
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var emit = this.emit;
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// fix build events
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this.on('starting', function(app, build) {
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build.status = 'starting';
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self.emit('build', build);
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});
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this.on('finished', function(app, build) {
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build.status = 'finished';
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self.emit('build', build);
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});
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// fix task events
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this.emit = function(key, val, task) {
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if (key === 'task' && typeof val === 'undefined' && task) {
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task.status = 'register';
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self.emit('task', task);
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return;
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}
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return emit.apply(self, arguments);
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};
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this.on('task:starting', function(app, task) {
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task.status = 'starting';
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self.emit('task', task);
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});
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this.on('task:finished', function(app, task) {
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task.status = 'finished';
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self.emit('task', task);
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});
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// restore original constructor
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this.constructor = ctor;
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return baseTask;
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};
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};
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