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- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- var tf = require("@tensorflow/tfjs-core");
- var classes_1 = require("../classes");
- var Dimensions_1 = require("../classes/Dimensions");
- function isTensor(tensor, dim) {
- return tensor instanceof tf.Tensor && tensor.shape.length === dim;
- }
- exports.isTensor = isTensor;
- function isTensor1D(tensor) {
- return isTensor(tensor, 1);
- }
- exports.isTensor1D = isTensor1D;
- function isTensor2D(tensor) {
- return isTensor(tensor, 2);
- }
- exports.isTensor2D = isTensor2D;
- function isTensor3D(tensor) {
- return isTensor(tensor, 3);
- }
- exports.isTensor3D = isTensor3D;
- function isTensor4D(tensor) {
- return isTensor(tensor, 4);
- }
- exports.isTensor4D = isTensor4D;
- function isFloat(num) {
- return num % 1 !== 0;
- }
- exports.isFloat = isFloat;
- function isEven(num) {
- return num % 2 === 0;
- }
- exports.isEven = isEven;
- function round(num, prec) {
- if (prec === void 0) { prec = 2; }
- var f = Math.pow(10, prec);
- return Math.floor(num * f) / f;
- }
- exports.round = round;
- function isDimensions(obj) {
- return obj && obj.width && obj.height;
- }
- exports.isDimensions = isDimensions;
- function computeReshapedDimensions(_a, inputSize) {
- var width = _a.width, height = _a.height;
- var scale = inputSize / Math.max(height, width);
- return new Dimensions_1.Dimensions(Math.round(width * scale), Math.round(height * scale));
- }
- exports.computeReshapedDimensions = computeReshapedDimensions;
- function getCenterPoint(pts) {
- return pts.reduce(function (sum, pt) { return sum.add(pt); }, new classes_1.Point(0, 0))
- .div(new classes_1.Point(pts.length, pts.length));
- }
- exports.getCenterPoint = getCenterPoint;
- function range(num, start, step) {
- return Array(num).fill(0).map(function (_, i) { return start + (i * step); });
- }
- exports.range = range;
- function isValidNumber(num) {
- return !!num && num !== Infinity && num !== -Infinity && !isNaN(num) || num === 0;
- }
- exports.isValidNumber = isValidNumber;
- function isValidProbablitiy(num) {
- return isValidNumber(num) && 0 <= num && num <= 1.0;
- }
- exports.isValidProbablitiy = isValidProbablitiy;
- //# sourceMappingURL=index.js.map
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