lstsq
lstsq(
A,b):object
Defined in: qr.js:128
Least-squares solution of A x ≈ b via reduced QR.
Requires m >= n and full column rank: solves R x = Q^T b by back substitution. Throws for rank-deficient R.
Parameters
A
number[][]
m x n matrix with m >= n
b
number[]
Right-hand side of length m
Returns
object
residualNorm = ||A x - b||_2
residualNorm
residualNorm:
number
x
x:
number[]