@thi.ng/tensors/filtered-indices.d.ts

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

import type { Predicate } from "@thi.ng/api";
/**
 * Higher order function. Takes a predicate function and returns a new function
 * which accepts a tensor and then returns an array of tensor component indices
 * for which the predicate passed.
 *
 * @remarks
 * Also see {@link nonZeroIndices}.
 *
 * @param pred
 */
export declare const filteredIndices: <T = number>(pred: Predicate<T>) => import("./api.js").MultiTensorOpImpl<import("./api.js").TensorOpRT<T, number[]>>;
/**
 * Returns an array of indices where the given tensor has non-zero component
 * values.
 *
 * @param a
 */
export declare const nonZeroIndices: import("./api.js").MultiTensorOpImpl<import("./api.js").TensorOpRT<number, number[]>>;
/**
 * Returns an array of indices where the given tensor has negative component
 * values.
 *
 * @param a
 */
export declare const negativeIndices: import("./api.js").MultiTensorOpImpl<import("./api.js").TensorOpRT<number, number[]>>;
/**
 * Returns an array of indices where the given tensor has positive component
 * values.
 *
 * @param a
 */
export declare const positiveIndices: import("./api.js").MultiTensorOpImpl<import("./api.js").TensorOpRT<number, number[]>>;
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