@nexys/math-ts/dist/stat/regression.js

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"use strict";
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
    result["default"] = mod;
    return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
const M = __importStar(require("../matrix"));
class Linear {
    constructor(x, y) {
        if (Array.isArray(y[0])) {
            this.x = x;
            this.y = y;
        }
        else {
            this.x = x;
            this.y = M.transpose([y]);
        }
        const xt = M.transpose(this.x);
        this.g = M.multiplication(xt, this.x);
        this.z = M.inverse(this.g);
        const preb = M.multiplication(xt, this.y);
        this.a = M.multiplication(this.z, preb);
    }
    estimateY(x = this.x) {
        return M.multiplication(x, this.a);
    }
}
exports.default = Linear;
exports.regression = (x, py) => {
    const L = new Linear(x, py);
    return L.a;
};