Moved a bit of code to the SamplingDistribution file
This commit is contained in:
Ozzie Gooen
parent
f09caaae5e
commit
6d71722d34
|
|
@ -20,68 +20,18 @@ module AlgebraicCombination = {
|
|||
| _ => Ok(`AlgebraicCombination((operation, t1, t2)))
|
||||
};
|
||||
|
||||
let combinationBySampling = (n, algebraicOp, t1: node, t2: node) => {
|
||||
let sampleN =
|
||||
mapRenderable(Shape.sampleNRendered(n), SymbolicDist.T.sampleN(n));
|
||||
switch (sampleN(t1), sampleN(t2)) {
|
||||
| (Some(a), Some(b)) =>
|
||||
Some(
|
||||
Belt.Array.zip(a, b)
|
||||
|> E.A.fmap(((a, b)) => Operation.Algebraic.toFn(algebraicOp, a, b)),
|
||||
)
|
||||
| _ => None
|
||||
};
|
||||
};
|
||||
|
||||
let combinationByRendering =
|
||||
(evaluationParams, algebraicOp, t1: node, t2: node)
|
||||
: result(node, string) => {
|
||||
E.R.merge(
|
||||
renderAndGetShape(evaluationParams, t1),
|
||||
renderAndGetShape(evaluationParams, t2),
|
||||
Render.ensureIsRenderedAndGetShape(evaluationParams, t1),
|
||||
Render.ensureIsRenderedAndGetShape(evaluationParams, t2),
|
||||
)
|
||||
|> E.R.fmap(((a, b)) =>
|
||||
`RenderedDist(Shape.combineAlgebraically(algebraicOp, a, b))
|
||||
);
|
||||
};
|
||||
|
||||
let combineShapesUsingSampling =
|
||||
(evaluationParams: evaluationParams, algebraicOp, t1: node, t2: node) => {
|
||||
let i1 = renderIfNotRenderable(evaluationParams, t1);
|
||||
let i2 = renderIfNotRenderable(evaluationParams, t2);
|
||||
E.R.merge(i1, i2)
|
||||
|> E.R.bind(
|
||||
_,
|
||||
((a, b)) => {
|
||||
let samples =
|
||||
combinationBySampling(
|
||||
evaluationParams.samplingInputs.sampleCount,
|
||||
algebraicOp,
|
||||
a,
|
||||
b,
|
||||
);
|
||||
let shape =
|
||||
samples
|
||||
|> E.O.fmap(
|
||||
Samples.T.fromSamples(
|
||||
~samplingInputs={
|
||||
sampleCount:
|
||||
Some(evaluationParams.samplingInputs.sampleCount),
|
||||
outputXYPoints:
|
||||
Some(evaluationParams.samplingInputs.outputXYPoints),
|
||||
kernelWidth: evaluationParams.samplingInputs.kernelWidth,
|
||||
},
|
||||
),
|
||||
)
|
||||
|> E.O.bind(_, (r: RenderTypes.ShapeRenderer.Sampling.outputs) =>
|
||||
r.shape
|
||||
)
|
||||
|> E.O.toResult("No response");
|
||||
shape |> E.R.fmap(r => `Normalize(`RenderedDist(r)));
|
||||
},
|
||||
);
|
||||
};
|
||||
|
||||
let operationToLeaf =
|
||||
(
|
||||
evaluationParams: evaluationParams,
|
||||
|
|
@ -107,7 +57,7 @@ module VerticalScaling = {
|
|||
let fn = Operation.Scale.toFn(scaleOp);
|
||||
let integralSumCacheFn = Operation.Scale.toIntegralSumCacheFn(scaleOp);
|
||||
let integralCacheFn = Operation.Scale.toIntegralCacheFn(scaleOp);
|
||||
let renderedShape = render(evaluationParams, t);
|
||||
let renderedShape = Render.render(evaluationParams, t);
|
||||
|
||||
switch (renderedShape, scaleBy) {
|
||||
| (Ok(`RenderedDist(rs)), `SymbolicDist(`Float(sm))) =>
|
||||
|
|
@ -129,7 +79,7 @@ module VerticalScaling = {
|
|||
|
||||
module PointwiseCombination = {
|
||||
let pointwiseAdd = (evaluationParams: evaluationParams, t1: t, t2: t) => {
|
||||
switch (render(evaluationParams, t1), render(evaluationParams, t2)) {
|
||||
switch (Render.render(evaluationParams, t1), Render.render(evaluationParams, t2)) {
|
||||
| (Ok(`RenderedDist(rs1)), Ok(`RenderedDist(rs2))) =>
|
||||
Ok(
|
||||
`RenderedDist(
|
||||
|
|
@ -184,7 +134,7 @@ module Truncate = {
|
|||
switch (leftCutoff, rightCutoff, t) {
|
||||
| (None, None, t) => `Solution(t)
|
||||
| (Some(lc), Some(rc), t) when lc > rc =>
|
||||
`Error("Left truncation bound must be smaller than right bound.")
|
||||
`Error("Left truncation bound must be smaller than right truncation bound.")
|
||||
| (lc, rc, `SymbolicDist(`Uniform(u))) =>
|
||||
`Solution(
|
||||
`SymbolicDist(`Uniform(SymbolicDist.Uniform.truncate(lc, rc, u))),
|
||||
|
|
@ -197,7 +147,7 @@ module Truncate = {
|
|||
(evaluationParams: evaluationParams, leftCutoff, rightCutoff, t) => {
|
||||
// TODO: use named args for xMin/xMax in renderToShape; if we're lucky we can at least get the tail
|
||||
// of a distribution we otherwise wouldn't get at all
|
||||
switch (render(evaluationParams, t)) {
|
||||
switch (Render.ensureIsRendered(evaluationParams, t)) {
|
||||
| Ok(`RenderedDist(rs)) =>
|
||||
Ok(`RenderedDist(Shape.T.truncate(leftCutoff, rightCutoff, rs)))
|
||||
| Error(e) => Error(e)
|
||||
|
|
|
|||
|
|
@ -37,61 +37,42 @@ module ExpressionTree = {
|
|||
let evaluateNode = (evaluationParams: evaluationParams) =>
|
||||
evaluationParams.evaluateNode(evaluationParams);
|
||||
|
||||
let render = (evaluationParams: evaluationParams, r) =>
|
||||
evaluateNode(evaluationParams, `Render(r));
|
||||
|
||||
let renderable =
|
||||
fun
|
||||
| `SymbolicDist(_) => true
|
||||
| `RenderedDist(_) => true
|
||||
| _ => false;
|
||||
|
||||
let renderIfNotRenderable = (params, t) =>
|
||||
!renderable(t)
|
||||
? switch (render(params, t)) {
|
||||
| Ok(r) => Ok(r)
|
||||
| Error(e) => Error(e)
|
||||
}
|
||||
: Ok(t);
|
||||
|
||||
let renderIfNotRendered = (params, t) =>
|
||||
switch (t) {
|
||||
| `RenderedDist(_) => Ok(t)
|
||||
| _ =>
|
||||
switch (render(params, t)) {
|
||||
| Ok(r) => Ok(r)
|
||||
| Error(e) => Error(e)
|
||||
}
|
||||
};
|
||||
|
||||
let evaluateAndRetry = (evaluationParams, fn, node) =>
|
||||
node
|
||||
|> evaluationParams.evaluateNode(evaluationParams)
|
||||
|> E.R.bind(_, fn(evaluationParams));
|
||||
|
||||
let renderedShape = (item: node) =>
|
||||
switch (item) {
|
||||
| `RenderedDist(r) => Some(r)
|
||||
| _ => None
|
||||
};
|
||||
module Render = {
|
||||
type t = node;
|
||||
|
||||
let renderAndGetShape = (params, t) =>
|
||||
switch (renderIfNotRendered(params, t)) {
|
||||
| Ok(`RenderedDist(r)) => Ok(r)
|
||||
| Error(r) =>
|
||||
Js.log(r);
|
||||
Error(r);
|
||||
| Ok(l) =>
|
||||
Js.log(l);
|
||||
Error("Did not render as requested");
|
||||
};
|
||||
let render = (evaluationParams: evaluationParams, r) =>
|
||||
`Render(r) |> evaluateNode(evaluationParams);
|
||||
|
||||
let ensureIsRendered = (params, t) =>
|
||||
switch (t) {
|
||||
| `RenderedDist(_) => Ok(t)
|
||||
| _ =>
|
||||
switch (render(params, t)) {
|
||||
| Ok(`RenderedDist(r)) => Ok(`RenderedDist(r))
|
||||
| Ok(_) => Error("Did not render as requested")
|
||||
| Error(e) => Error(e)
|
||||
}
|
||||
};
|
||||
|
||||
let ensureIsRenderedAndGetShape = (params, t) =>
|
||||
switch (ensureIsRendered(params, t)) {
|
||||
| Ok(`RenderedDist(r)) => Ok(r)
|
||||
| Ok(_) => Error("Did not render as requested")
|
||||
| Error(e) => Error(e)
|
||||
};
|
||||
|
||||
let getShape = (item: node) =>
|
||||
switch (item) {
|
||||
| `RenderedDist(r) => Some(r)
|
||||
| _ => None
|
||||
};
|
||||
};
|
||||
|
||||
let mapRenderable = (renderedFn, symFn, item: node) =>
|
||||
switch (item) {
|
||||
| `SymbolicDist(s) => Some(symFn(s))
|
||||
| `RenderedDist(r) => Some(renderedFn(r))
|
||||
| _ => None
|
||||
};
|
||||
};
|
||||
|
||||
type simplificationResult = [
|
||||
|
|
|
|||
80
src/distPlus/expressionTree/SamplingDistribution.re
Normal file
80
src/distPlus/expressionTree/SamplingDistribution.re
Normal file
|
|
@ -0,0 +1,80 @@
|
|||
open ExpressionTypes.ExpressionTree;
|
||||
|
||||
let isSamplingDistribution: node => bool =
|
||||
fun
|
||||
| `SymbolicDist(_) => true
|
||||
| `RenderedDist(_) => true
|
||||
| _ => false;
|
||||
|
||||
let renderIfIsNotSamplingDistribution = (params, t) =>
|
||||
!isSamplingDistribution(t)
|
||||
? switch (Render.render(params, t)) {
|
||||
| Ok(r) => Ok(r)
|
||||
| Error(e) => Error(e)
|
||||
}
|
||||
: Ok(t);
|
||||
|
||||
let map = (~renderedDistFn, ~symbolicDistFn, node: node) =>
|
||||
node
|
||||
|> (
|
||||
fun
|
||||
| `RenderedDist(r) => Some(renderedDistFn(r))
|
||||
| `SymbolicDist(s) => Some(symbolicDistFn(s))
|
||||
| _ => None
|
||||
);
|
||||
|
||||
let sampleN = n =>
|
||||
map(
|
||||
~renderedDistFn=Shape.sampleNRendered(n),
|
||||
~symbolicDistFn=SymbolicDist.T.sampleN(n),
|
||||
);
|
||||
|
||||
let getCombinationSamples = (n, algebraicOp, t1: node, t2: node) => {
|
||||
switch (sampleN(n, t1), sampleN(n, t2)) {
|
||||
| (Some(a), Some(b)) =>
|
||||
Some(
|
||||
Belt.Array.zip(a, b)
|
||||
|> E.A.fmap(((a, b)) => Operation.Algebraic.toFn(algebraicOp, a, b)),
|
||||
)
|
||||
| _ => None
|
||||
};
|
||||
};
|
||||
|
||||
let combineShapesUsingSampling =
|
||||
(evaluationParams: evaluationParams, algebraicOp, t1: node, t2: node) => {
|
||||
let i1 = renderIfIsNotSamplingDistribution(evaluationParams, t1);
|
||||
let i2 = renderIfIsNotSamplingDistribution(evaluationParams, t2);
|
||||
E.R.merge(i1, i2)
|
||||
|> E.R.bind(
|
||||
_,
|
||||
((a, b)) => {
|
||||
let samples =
|
||||
getCombinationSamples(
|
||||
evaluationParams.samplingInputs.sampleCount,
|
||||
algebraicOp,
|
||||
a,
|
||||
b,
|
||||
);
|
||||
|
||||
// todo: This bottom part should probably be somewhere else.
|
||||
let shape =
|
||||
samples
|
||||
|> E.O.fmap(
|
||||
Samples.T.fromSamples(
|
||||
~samplingInputs={
|
||||
sampleCount:
|
||||
Some(evaluationParams.samplingInputs.sampleCount),
|
||||
outputXYPoints:
|
||||
Some(evaluationParams.samplingInputs.outputXYPoints),
|
||||
kernelWidth: evaluationParams.samplingInputs.kernelWidth,
|
||||
},
|
||||
),
|
||||
)
|
||||
|> E.O.bind(_, (r: RenderTypes.ShapeRenderer.Sampling.outputs) =>
|
||||
r.shape
|
||||
)
|
||||
|> E.O.toResult("No response");
|
||||
shape |> E.R.fmap(r => `Normalize(`RenderedDist(r)));
|
||||
},
|
||||
);
|
||||
};
|
||||
Loading…
Reference in New Issue
Block a user