@thi.ng/tensors/cdf.js

0D/1D/2D/3D/4D tensors with extensible polymorphic operations and customizable storage

import { ensureShape } from "./errors.js";
const cdf = (out, a) => {
  !out && (out = a);
  ensureShape(out, a.shape);
  const {
    offset: oa,
    shape: [sa],
    stride: [ta],
    data: adata
  } = a;
  const {
    offset: oo,
    stride: [to],
    data: odata
  } = out;
  let total = 0;
  for (let i = 0; i < sa; i++) {
    total += adata[oa + i * ta];
    odata[oo + i * to] = total;
  }
  return out;
};
export {
  cdf
};