Separated XYSHape into separate file
This commit is contained in:
Ozzie Gooen
parent
0c0fe76e4e
commit
da172bfa94
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@ -26,11 +26,10 @@ let buildIds = entries => {
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f.id = curPath ++ "/" ++ genId(f.title, curPath);
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HS.set(entriesByPath, f.id, FolderEntry(f));
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f.children
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|> E.L.iter(e =>
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switch (e) {
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|> E.L.iter(
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fun
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| CompEntry(c) => processEntry(c, f.id)
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| FolderEntry(f) => processFolder(f, f.id)
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}
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| FolderEntry(f) => processFolder(f, f.id),
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);
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}
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and processEntry = (c: compEntry, curPath) => {
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@ -38,11 +37,10 @@ let buildIds = entries => {
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HS.set(entriesByPath, c.id, CompEntry(c));
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};
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entries
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|> E.L.iter(e =>
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switch (e) {
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|> E.L.iter(
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fun
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| CompEntry(c) => processEntry(c, "")
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| FolderEntry(f) => processFolder(f, "")
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}
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| FolderEntry(f) => processFolder(f, ""),
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);
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};
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@ -50,7 +50,7 @@ let make =
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marginBottom=50
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marginTop=0
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onHover
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continuous={continuous |> E.O.fmap(Shape.XYShape.toJs)}
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continuous={continuous |> E.O.fmap(XYShape.toJs)}
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showDistributionLines
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showDistributionYAxis
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showVerticalLine
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@ -14,26 +14,29 @@ let max = (f1: option(float), f2: option(float)) =>
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| (None, None) => None
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};
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type yPoint =
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| Mixed({
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type mixedPoint = {
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continuous: float,
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discrete: float,
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})
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| Continuous(float)
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| Discrete(float);
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module YPoint = {
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type t = yPoint;
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let toContinuousValue = (t: t) =>
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switch (t) {
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| Continuous(f) => f
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| Mixed({continuous}) => continuous
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| _ => 0.0
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};
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let makeContinuous = (f: float): t => Continuous(f);
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let makeDiscrete = (f: float): t => Discrete(f);
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let makeMixed = (c: float, d: float): t =>
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Mixed({continuous: c, discrete: d});
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module MixedPoint = {
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type t = mixedPoint;
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let toContinuousValue = (t: t) => t.continuous;
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let toDiscreteValue = (t: t) => t.discrete;
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let makeContinuous = (continuous: float): t => {continuous, discrete: 0.0};
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let makeDiscrete = (discrete: float): t => {continuous: 0.0, discrete};
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let fmap = (fn, t: t) => {
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continuous: fn(t.continuous),
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discrete: fn(t.discrete),
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};
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let combine2 = (fn, c: t, d: t): t => {
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continuous: fn(c.continuous, d.continuous),
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discrete: fn(c.discrete, d.discrete),
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};
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let add = combine2((a, b) => a +. b);
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};
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module type dist = {
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@ -41,7 +44,7 @@ module type dist = {
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let minX: t => option(float);
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let maxX: t => option(float);
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let pointwiseFmap: (float => float, t) => t;
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let xToY: (float, t) => yPoint;
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let xToY: (float, t) => mixedPoint;
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let shape: t => DistributionTypes.shape;
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type integral;
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@ -71,31 +74,33 @@ module Continuous =
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Dist({
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type t = DistributionTypes.continuousShape;
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type integral = DistributionTypes.continuousShape;
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let make = (shape, interpolation): t => {shape, interpolation};
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let fromShape = shape => make(shape, `Linear);
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let shape = (t: t) => t.shape;
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let shapeFn = (fn, t: t) => t |> shape |> fn;
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let shape = (t: t) => t.shape;
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let integral = (~cache, t) =>
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cache
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|> E.O.default(
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t
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|> shape
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|> Shape.XYShape.Range.integrateWithTriangles
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|> XYShape.Range.integrateWithTriangles
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|> E.O.toExt("")
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|> Shape.Continuous.fromShape,
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|> fromShape,
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);
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// This seems wrong, we really want the ending bit, I'd assume
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let integralSum = (~cache, t) =>
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t |> integral(~cache) |> shape |> Shape.XYShape.ySum;
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let minX = (t: t) => t |> shape |> Shape.XYShape.minX;
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let maxX = (t: t) => t |> shape |> Shape.XYShape.maxX;
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t |> integral(~cache) |> shape |> XYShape.ySum;
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let minX = shapeFn(XYShape.minX);
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let maxX = shapeFn(XYShape.maxX);
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let pointwiseFmap = (fn, t: t) =>
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t
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|> shape
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|> Shape.XYShape.pointwiseMap(fn)
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|> Shape.Continuous.fromShape;
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t |> shape |> XYShape.pointwiseMap(fn) |> fromShape;
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let shape = (t: t): DistributionTypes.shape => Continuous(t);
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let xToY = (f, t) =>
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Shape.Continuous.findY(f, t) |> YPoint.makeContinuous;
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shapeFn(CdfLibrary.Distribution.findY(f), t)
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|> MixedPoint.makeContinuous;
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let integralXtoY = (~cache, f, t) =>
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t |> integral(~cache) |> Shape.Continuous.findY(f);
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t |> integral(~cache) |> shapeFn(CdfLibrary.Distribution.findY(f));
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});
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module Discrete =
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@ -103,16 +108,17 @@ module Discrete =
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type t = DistributionTypes.discreteShape;
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type integral = DistributionTypes.continuousShape;
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let integral = (~cache, t) =>
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cache |> E.O.default(t |> Shape.Discrete.integrate);
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let integralSum = (~cache, t) => t |> Shape.XYShape.ySum;
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let minX = Shape.XYShape.minX;
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let maxX = Shape.XYShape.maxX;
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let pointwiseFmap = Shape.XYShape.pointwiseMap;
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cache
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|> E.O.default(t |> XYShape.accumulateYs |> Shape.Continuous.fromShape);
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let integralSum = (~cache, t) => t |> XYShape.ySum;
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let minX = XYShape.minX;
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let maxX = XYShape.maxX;
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let pointwiseFmap = XYShape.pointwiseMap;
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let shape = (t: t): DistributionTypes.shape => Discrete(t);
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let xToY = (f, t) =>
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CdfLibrary.Distribution.findY(f, t) |> (e => Discrete(e));
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CdfLibrary.Distribution.findY(f, t) |> MixedPoint.makeDiscrete;
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let integralXtoY = (~cache, f, t) =>
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t |> Shape.XYShape.accumulateYs |> CdfLibrary.Distribution.findY(f);
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t |> XYShape.accumulateYs |> CdfLibrary.Distribution.findY(f);
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});
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module Mixed =
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@ -125,16 +131,17 @@ module Mixed =
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max(Continuous.maxX(continuous), Discrete.maxX(discrete));
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let shape = (t: t): DistributionTypes.shape => Mixed(t);
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let xToY =
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(f, {discrete, continuous, discreteProbabilityMassFraction}: t) =>
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Mixed({
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continuous:
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Continuous.xToY(f, continuous)
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|> YPoint.toContinuousValue
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|> (e => e *. (1. -. discreteProbabilityMassFraction)),
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discrete:
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Shape.Discrete.findY(f, discrete)
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|> (e => e *. discreteProbabilityMassFraction),
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});
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(f, {discrete, continuous, discreteProbabilityMassFraction}: t) => {
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let c =
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continuous
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|> Continuous.xToY(f)
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|> MixedPoint.fmap(e => e *. (1. -. discreteProbabilityMassFraction));
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let d =
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discrete
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|> Discrete.xToY(f)
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|> MixedPoint.fmap(e => e *. discreteProbabilityMassFraction);
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MixedPoint.add(c, d);
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};
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let scaledContinuousComponent =
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({continuous, discreteProbabilityMassFraction}: t)
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@ -195,10 +202,8 @@ module Mixed =
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let pointwiseFmap =
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(fn, {discrete, continuous, discreteProbabilityMassFraction}: t): t => {
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{
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discrete: Shape.XYShape.pointwiseMap(fn, discrete),
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continuous:
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continuous
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|> Shape.Continuous.shapeMap(Shape.XYShape.pointwiseMap(fn)),
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discrete: Discrete.pointwiseFmap(fn, discrete),
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continuous: Continuous.pointwiseFmap(fn, continuous),
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discreteProbabilityMassFraction,
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};
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};
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@ -208,16 +213,28 @@ module Shape =
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Dist({
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type t = DistributionTypes.shape;
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type integral = DistributionTypes.continuousShape;
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let mapToAll = (t: t, (fn1, fn2, fn3)) =>
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switch (t) {
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| Mixed(m) => fn1(m)
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| Discrete(m) => fn2(m)
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| Continuous(m) => fn3(m)
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};
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let fmap = (t: t, (fn1, fn2, fn3)): t =>
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switch (t) {
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| Mixed(m) => Mixed(fn1(m))
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| Discrete(m) => Discrete(fn2(m))
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| Continuous(m) => Continuous(fn3(m))
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};
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let xToY = (f, t) =>
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Shape.T.mapToAll(
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t,
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(Mixed.xToY(f), Discrete.xToY(f), Continuous.xToY(f)),
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);
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mapToAll(t, (Mixed.xToY(f), Discrete.xToY(f), Continuous.xToY(f)));
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let shape = (t: t) => t;
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let minX = (t: t) =>
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Shape.T.mapToAll(t, (Mixed.minX, Discrete.minX, Continuous.minX));
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mapToAll(t, (Mixed.minX, Discrete.minX, Continuous.minX));
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let integral = (~cache, t: t) =>
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Shape.T.mapToAll(
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mapToAll(
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t,
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(
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Mixed.Integral.get(~cache),
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@ -226,7 +243,7 @@ module Shape =
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),
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);
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let integralSum = (~cache, t: t) =>
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Shape.T.mapToAll(
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mapToAll(
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t,
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(
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Mixed.Integral.sum(~cache),
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@ -235,7 +252,7 @@ module Shape =
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),
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);
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let integralXtoY = (~cache, f, t) => {
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Shape.T.mapToAll(
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mapToAll(
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t,
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(
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Mixed.Integral.xToY(~cache, f),
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@ -245,9 +262,9 @@ module Shape =
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);
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};
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let maxX = (t: t) =>
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Shape.T.mapToAll(t, (Mixed.minX, Discrete.minX, Continuous.minX));
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mapToAll(t, (Mixed.minX, Discrete.minX, Continuous.minX));
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let pointwiseFmap = (fn, t: t) =>
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Shape.T.fmap(
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fmap(
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t,
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(
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Mixed.pointwiseFmap(fn),
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@ -273,7 +290,8 @@ module WithMetadata =
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fromShape(Continuous(t.integralCache), t);
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let integralSum = (~cache as _, t: t) =>
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t |> shape |> Shape.Integral.sum(~cache=Some(t.integralCache));
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// TODO: Fix this below, obviously.
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let integralXtoY = (~cache as _, f, t) => {
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3.0;
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1337.0;
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};
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});
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@ -1,111 +1,9 @@
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open DistributionTypes;
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let _lastElement = (a: array('a)) =>
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switch (Belt.Array.size(a)) {
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| 0 => None
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| n => Belt.Array.get(a, n - 1)
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};
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type pointInRange =
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| Unbounded
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| X(float);
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module XYShape = {
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type t = xyShape;
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let toJs = (t: t) => {
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{"xs": t.xs, "ys": t.ys};
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};
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let minX = (t: t) => t.xs |> E.A.get(_, 0);
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// TODO: Check if this actually gets the last element, I'm not sure it does.
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let maxX = (t: t) => t.xs |> (r => E.A.get(r, E.A.length(r) - 1));
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let zip = t => Belt.Array.zip(t.xs, t.ys);
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let fmap = (t: t, y): t => {xs: t.xs, ys: t.ys |> E.A.fmap(y)};
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let pointwiseMap = (fn, t: t): t => {xs: t.xs, ys: t.ys |> E.A.fmap(fn)};
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let scaleCdfTo = (~scaleTo=1., t: t) =>
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switch (_lastElement(t.ys)) {
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| Some(n) =>
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let scaleBy = scaleTo /. n;
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fmap(t, r => r *. scaleBy);
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| None => t
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};
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let yFold = (fn, t: t) => {
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E.A.fold_left(fn, 0., t.ys);
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};
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let ySum = yFold((a, b) => a +. b);
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let fromArray = ((xs, ys)): t => {xs, ys};
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let fromArrays = (xs, ys): t => {xs, ys};
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let _transverse = fn =>
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Belt.Array.reduce(_, [||], (items, (x, y)) =>
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switch (_lastElement(items)) {
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| Some((xLast, yLast)) =>
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Belt.Array.concat(items, [|(x, fn(y, yLast))|])
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| None => [|(x, y)|]
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}
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);
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let _transverseShape = (fn, p: t) => {
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Belt.Array.zip(p.xs, p.ys)
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|> _transverse(fn)
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|> Belt.Array.unzip
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|> fromArray;
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};
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let accumulateYs = _transverseShape((aCurrent, aLast) => aCurrent +. aLast);
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let subtractYs = _transverseShape((aCurrent, aLast) => aCurrent -. aLast);
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module Range = {
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// ((lastX, lastY), (nextX, nextY))
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type zippedRange = ((float, float), (float, float));
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let floatSum = Belt.Array.reduce(_, 0., (a, b) => a +. b);
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let toT = r => r |> Belt.Array.unzip |> fromArray;
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let nextX = ((_, (nextX, _)): zippedRange) => nextX;
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let rangeAreaAssumingSteps =
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(((lastX, lastY), (nextX, _)): zippedRange) =>
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(nextX -. lastX) *. lastY;
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let rangeAreaAssumingTriangles =
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(((lastX, lastY), (nextX, nextY)): zippedRange) =>
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(nextX -. lastX) *. (lastY +. nextY) /. 2.;
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let delta_y_over_delta_x =
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(((lastX, lastY), (nextX, nextY)): zippedRange) =>
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(nextY -. lastY) /. (nextX -. lastX);
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let inRanges = (mapper, reducer, t: t) => {
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Belt.Array.zip(t.xs, t.ys)
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|> E.A.toRanges
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|> E.R.toOption
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|> E.O.fmap(r => r |> Belt.Array.map(_, mapper) |> reducer);
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};
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let mapYsBasedOnRanges = fn => inRanges(r => (nextX(r), fn(r)), toT);
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let integrateWithSteps = z =>
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mapYsBasedOnRanges(rangeAreaAssumingSteps, z) |> E.O.fmap(accumulateYs);
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let integrateWithTriangles = z =>
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mapYsBasedOnRanges(rangeAreaAssumingTriangles, z)
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|> E.O.fmap(accumulateYs);
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let derivative = mapYsBasedOnRanges(delta_y_over_delta_x);
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};
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let findY = CdfLibrary.Distribution.findY;
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let findX = CdfLibrary.Distribution.findX;
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};
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module Continuous = {
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type t = continuousShape;
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let shape = (t: t) => t.shape;
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@ -280,20 +178,6 @@ module Mixed = {
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module T = {
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type t = DistributionTypes.shape;
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let mapToAll = (t: t, (fn1, fn2, fn3)) =>
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switch (t) {
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| Mixed(m) => fn1(m)
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| Discrete(m) => fn2(m)
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| Continuous(m) => fn3(m)
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};
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let fmap = (t: t, (fn1, fn2, fn3)) =>
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switch (t) {
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| Mixed(m) => Mixed(fn1(m))
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| Discrete(m) => Discrete(fn2(m))
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| Continuous(m) => Continuous(fn3(m))
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};
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let y = (t: t, x: float) =>
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switch (t) {
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| Mixed(m) => `mixed(Mixed.findY(m, x))
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|
|
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99
src/core/XYShape.re
Normal file
99
src/core/XYShape.re
Normal file
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@ -0,0 +1,99 @@
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open DistributionTypes;
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let _lastElement = (a: array('a)) =>
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switch (Belt.Array.size(a)) {
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| 0 => None
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| n => Belt.Array.get(a, n - 1)
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};
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type t = xyShape;
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let toJs = (t: t) => {
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{"xs": t.xs, "ys": t.ys};
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};
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let minX = (t: t) => t.xs |> E.A.get(_, 0);
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// TODO: Check if this actually gets the last element, I'm not sure it does.
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let maxX = (t: t) => t.xs |> (r => E.A.get(r, E.A.length(r) - 1));
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||||
let zip = t => Belt.Array.zip(t.xs, t.ys);
|
||||
|
||||
let fmap = (t: t, y): t => {xs: t.xs, ys: t.ys |> E.A.fmap(y)};
|
||||
|
||||
let pointwiseMap = (fn, t: t): t => {xs: t.xs, ys: t.ys |> E.A.fmap(fn)};
|
||||
|
||||
let scaleCdfTo = (~scaleTo=1., t: t) =>
|
||||
switch (_lastElement(t.ys)) {
|
||||
| Some(n) =>
|
||||
let scaleBy = scaleTo /. n;
|
||||
fmap(t, r => r *. scaleBy);
|
||||
| None => t
|
||||
};
|
||||
|
||||
let yFold = (fn, t: t) => {
|
||||
E.A.fold_left(fn, 0., t.ys);
|
||||
};
|
||||
|
||||
let ySum = yFold((a, b) => a +. b);
|
||||
|
||||
let fromArray = ((xs, ys)): t => {xs, ys};
|
||||
let fromArrays = (xs, ys): t => {xs, ys};
|
||||
|
||||
let _transverse = fn =>
|
||||
Belt.Array.reduce(_, [||], (items, (x, y)) =>
|
||||
switch (_lastElement(items)) {
|
||||
| Some((xLast, yLast)) =>
|
||||
Belt.Array.concat(items, [|(x, fn(y, yLast))|])
|
||||
| None => [|(x, y)|]
|
||||
}
|
||||
);
|
||||
|
||||
let _transverseShape = (fn, p: t) => {
|
||||
Belt.Array.zip(p.xs, p.ys)
|
||||
|> _transverse(fn)
|
||||
|> Belt.Array.unzip
|
||||
|> fromArray;
|
||||
};
|
||||
|
||||
let accumulateYs = _transverseShape((aCurrent, aLast) => aCurrent +. aLast);
|
||||
let subtractYs = _transverseShape((aCurrent, aLast) => aCurrent -. aLast);
|
||||
|
||||
module Range = {
|
||||
// ((lastX, lastY), (nextX, nextY))
|
||||
type zippedRange = ((float, float), (float, float));
|
||||
|
||||
let floatSum = Belt.Array.reduce(_, 0., (a, b) => a +. b);
|
||||
let toT = r => r |> Belt.Array.unzip |> fromArray;
|
||||
let nextX = ((_, (nextX, _)): zippedRange) => nextX;
|
||||
|
||||
let rangeAreaAssumingSteps = (((lastX, lastY), (nextX, _)): zippedRange) =>
|
||||
(nextX -. lastX) *. lastY;
|
||||
|
||||
let rangeAreaAssumingTriangles =
|
||||
(((lastX, lastY), (nextX, nextY)): zippedRange) =>
|
||||
(nextX -. lastX) *. (lastY +. nextY) /. 2.;
|
||||
|
||||
let delta_y_over_delta_x =
|
||||
(((lastX, lastY), (nextX, nextY)): zippedRange) =>
|
||||
(nextY -. lastY) /. (nextX -. lastX);
|
||||
|
||||
let inRanges = (mapper, reducer, t: t) => {
|
||||
Belt.Array.zip(t.xs, t.ys)
|
||||
|> E.A.toRanges
|
||||
|> E.R.toOption
|
||||
|> E.O.fmap(r => r |> Belt.Array.map(_, mapper) |> reducer);
|
||||
};
|
||||
|
||||
let mapYsBasedOnRanges = fn => inRanges(r => (nextX(r), fn(r)), toT);
|
||||
|
||||
let integrateWithSteps = z =>
|
||||
mapYsBasedOnRanges(rangeAreaAssumingSteps, z) |> E.O.fmap(accumulateYs);
|
||||
|
||||
let integrateWithTriangles = z =>
|
||||
mapYsBasedOnRanges(rangeAreaAssumingTriangles, z)
|
||||
|> E.O.fmap(accumulateYs);
|
||||
|
||||
let derivative = mapYsBasedOnRanges(delta_y_over_delta_x);
|
||||
};
|
||||
|
||||
let findY = CdfLibrary.Distribution.findY;
|
||||
let findX = CdfLibrary.Distribution.findX;
|
||||
Loading…
Reference in New Issue
Block a user