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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59 lines
1.3 KiB
59 lines
1.3 KiB
"use strict"
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var shell = require("game-shell")()
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var dt = require("../triangulate")
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//Initialize triangulation
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var points = new Array(1000)
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for(var i=0; i<1000; ++i) {
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points[i] = [Math.random(), Math.random()]
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}
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var cells = dt(points)
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var canvas, context
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shell.on("init", function() {
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canvas = document.createElement("canvas")
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canvas.width = shell.width
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canvas.height = shell.height
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context = canvas.getContext("2d")
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shell.element.appendChild(canvas)
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})
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shell.on("resize", function(w, h) {
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canvas.width = w
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canvas.height = h
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})
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shell.on("render", function() {
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var w = canvas.width
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var h = canvas.height
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var mouse = [shell.mouseX/w, shell.mouseY/h]
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context.setTransform(
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w, 0,
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0, h,
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0, 0)
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context.fillStyle = "#fff"
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context.fillRect(0,0,w,h)
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context.strokeStyle = "#000"
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context.lineWidth = Math.min(1.0/w, 1.0/h)
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for(var i=0; i<cells.length; ++i) {
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var cell = cells[i]
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context.beginPath()
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context.moveTo(points[cell[0]][0], points[cell[0]][1])
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for(var j=1; j<cell.length; ++j) {
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context.lineTo(points[cell[j]][0], points[cell[j]][1])
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}
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context.closePath()
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context.stroke()
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}
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context.fillStyle = "#000"
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for(var i=0; i<points.length; ++i) {
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context.beginPath()
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context.arc(points[i][0], points[i][1], 5.0/w, 0, 2*Math.PI)
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context.closePath()
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context.fill()
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}
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}) |