55 lines
2.6 KiB
TypeScript
55 lines
2.6 KiB
TypeScript
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export type V = Array<number>;
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export type M = Array<V>;
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export type HandleLoop = (indexComponent:number, indexRow:number, array:Array<number>) => number;
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export type HandleEdit = (component:number, index:number, array:Array<number>) => number;
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const Methods = {
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Iterate:
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{
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Loop: (inDimensions:number, inCount:number, inFunction:HandleLoop):M =>
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{
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let i:number, j:number, outputVector:V;
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const outputCloud:M = [];
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for(i=0; i<inCount; i++)
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{
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outputVector = [];
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for(j=0; j<inDimensions; j++)
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{
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outputVector.push(inFunction(j, i, outputVector));
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}
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outputCloud.push(outputVector);
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}
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return outputCloud;
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},
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Edit: (inCloud:M, inFunction:HandleEdit):M=> inCloud.map((row:V):V=>row.map(inFunction))
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},
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Create:
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{
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Box: (inV1:V, inV2:V, inCount:number):M=> Methods.Iterate.Loop(inV1.length, inCount, i=> inV1[i]+(inV2[i]-inV1[i])*Math.random()),
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Transpose: (inCloud:M):M=> Methods.Iterate.Loop(inCloud.length, inCloud[0].length, (i, row)=> inCloud[i][row]),
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Outer: (inV1:V, inV2:V):M=> Methods.Iterate.Loop(inV1.length, inV2.length, (i, row)=> inV1[i]*inV2[row]),
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Clone: (inCloud:M):M=> Methods.Iterate.Edit(inCloud, i=> i)
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},
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Mutate:
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{
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Pad: (inCloud:M):void=> inCloud.forEach(row=> row.push(1)),
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Unpad: (inCloud:M):void=> inCloud.forEach(row=> row.pop())
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},
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Single:
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{
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Subtract: (inV1:V, inV2:V):V=> inV1.map((component, i)=> component-inV2[i]),
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Multiply: (inV1:V, inV2:V):V=> inV1.map((component, i)=> component*inV2[i]),
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Affine: (inV:V, inMatrix:M):V=> inMatrix.map(row=> row.reduce((sum, current, index)=> sum + current*inV[index]))
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},
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Batch:
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{
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Subtract: (inCloud1:M, inCloud2:M):M=> inCloud1.map((row, rowIndex)=> Methods.Single.Subtract(row, inCloud2[rowIndex])),
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Multiply: (inCloud1:M, inCloud2:M):M=> inCloud1.map((row, rowIndex)=> Methods.Single.Multiply(row, inCloud2[rowIndex])),
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Affine: (inCloud:M, inMatrix:M):M=> inCloud.map(row=> Methods.Single.Affine(row, inMatrix)),
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Sigmoid: (inCloud:M):M=> Methods.Iterate.Edit(inCloud, i=>1/(1+Math.pow(Math.E, -i))),
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Derivative: (inCloud:M):M=> Methods.Iterate.Edit(inCloud, i=>i*(1-i)),
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Scale: (inCloud:M, inScalar:number):M=> Methods.Iterate.Edit(inCloud, i=>i*inScalar)
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}
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};
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export default Methods;
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