Ranking methods: Difference between revisions
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m (→Functional ES5) |
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ns = [44, 42, 42, 41, 41, 41, 39], |
ns = [44, 42, 42, 41, 41, 41, 39], |
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sorted = xs.map(function ( |
sorted = xs.map(function (a, b) { |
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return { name: |
return { name: a, score: ns[b] }; |
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}).sort(function (a, b) { |
}).sort(function (a, b) { |
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var |
var c = b.score - a.score; |
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| ⚫ | |||
| ⚫ | |||
a.name < b.name ? -1 : ( |
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) |
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) |
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}), |
}), |
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names = sorted.map(function (x) { return x.name; }), |
names = sorted.map(function (x) { return x.name; }), |
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scores = sorted.map(function (x) { return x.score; }), |
scores = sorted.map(function (x) { return x.score; }), |
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// RANKINGS AS FUNCTIONS OF SCORES: SORTED, REVERSED AND UNIQUE |
// RANKINGS AS FUNCTIONS OF SCORES: SORTED, REVERSED AND UNIQUE |
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var standard = function (score) { |
var standard = function (score) { |
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return scores.indexOf(score) + 1; |
return scores.indexOf(score) + 1; |
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}, |
}, |
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modified = function (score) { |
modified = function (score) { |
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return reversed.length - reversed.indexOf(score); |
return reversed.length - reversed.indexOf(score); |
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}, |
}, |
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dense = function (score) { |
dense = function (score) { |
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return unique.indexOf(score) + 1; |
return unique.indexOf(score) + 1; |
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}, |
}, |
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fractional = function (score) { |
fractional = function (score) { |
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return ( |
return ( |
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name: names[index], |
name: names[index], |
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score: score, |
score: score, |
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Standard: standard(score), |
Standard: standard(score), |
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Modified: modified(score), |
Modified: modified(score), |
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| Line 859: | Line 854: | ||
'Name Score Standard Modified Dense Ordinal Fractional'.split(' ') |
'Name Score Standard Modified Dense Ordinal Fractional'.split(' ') |
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].concat(scores.map(rankings).reduce(function (a, x) { |
].concat(scores.map(rankings).reduce(function (a, x) { |
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return a.concat([ |
return a.concat([ |
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x. |
[x.name, x.score, |
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x.Standard, x.Modified, x.Dense, x.Ordinal, x.Fractional |
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]]); |
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| ⚫ | |||
}, [])), |
}, [])), |
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