StackGenVis: Alignment of Data, Algorithms, and Models for Stacking Ensemble Learning Using Performance Metrics
https://doi.org/10.1109/TVCG.2020.3030352
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
73 lines
2.1 KiB
73 lines
2.1 KiB
'use strict'
|
|
|
|
var tape = require('tape')
|
|
var createOrbit = require('../turntable')
|
|
var lookAt = require('gl-mat4/lookAt')
|
|
|
|
function arrayApproxEquals(a, b) {
|
|
for(var i=0; i<a.length; ++i) {
|
|
if(!(Math.abs(a[i] - b[i]) < 1e-4)) {
|
|
return false
|
|
}
|
|
}
|
|
return true
|
|
}
|
|
|
|
function matrixApproxEquals(a, b) {
|
|
var x = a[15]
|
|
var y = b[15]
|
|
for(var i=0; i<15; ++i) {
|
|
if(!(Math.abs(a[i] * y - b[i] * x) < 1e-4)) {
|
|
return false
|
|
}
|
|
}
|
|
return true
|
|
}
|
|
|
|
tape('turntable camera', function(t) {
|
|
for(var i=0; i<100; ++i) {
|
|
var center = [Math.random()-0.5, Math.random()-0.5, Math.random()-0.5]
|
|
var eye = [Math.random()-0.5, Math.random()-0.5, Math.random()-0.5]
|
|
var up = [Math.random()-0.5, Math.random()-0.5, Math.random()-0.5]
|
|
|
|
var mat = lookAt([], eye, center, up)
|
|
var smat = mat[15]
|
|
|
|
var controller = createOrbit()
|
|
controller.lookAt(10, eye, center, up)
|
|
|
|
var orbitMat = controller.getMatrix(10, [])
|
|
t.ok(matrixApproxEquals(mat, orbitMat), 'compare mat: ' + mat + ' : ' + orbitMat)
|
|
|
|
var ocenter = controller.computedCenter
|
|
var oeye = controller.computedEye
|
|
t.ok(arrayApproxEquals(center, ocenter), 'compare center: ' + center + ':' + ocenter)
|
|
t.ok(arrayApproxEquals(eye, oeye), 'compare eye: ' + eye + ':' + oeye)
|
|
|
|
var dist = 0.0
|
|
for(var j=0; j<3; ++j) {
|
|
dist += Math.pow(eye[j] - center[j], 2)
|
|
}
|
|
dist = Math.sqrt(dist)
|
|
t.ok(Math.abs(dist - Math.exp(controller.computedRadius[0])) < 1e-4, 'distance:' + controller.computedRadius + " expect " + dist)
|
|
}
|
|
|
|
for(var i=0; i<100; ++i) {
|
|
var center = [Math.random()-0.5, Math.random()-0.5, Math.random()-0.5]
|
|
var eye = [Math.random()-0.5, Math.random()-0.5, Math.random()-0.5]
|
|
var up = [Math.random()-0.5, Math.random()-0.5, Math.random()-0.5]
|
|
|
|
var mat = lookAt([], eye, center, up)
|
|
|
|
var controller = createOrbit()
|
|
controller.setMatrix(10, mat)
|
|
|
|
var orbitMat = controller.getMatrix(10, [])
|
|
t.ok(matrixApproxEquals(mat, orbitMat), 'compare mat: ' + mat + ' : ' + orbitMat)
|
|
|
|
var oeye = controller.computedEye
|
|
t.ok(arrayApproxEquals(eye, oeye), 'compare eye: ' + eye + ':' + oeye)
|
|
}
|
|
|
|
t.end()
|
|
}) |