Table 1 Main-square error of the original and tailored circuits.

From: RETRACTED ARTICLE: Noise tailoring for quantum circuits via unitary 2t-design

Mean-square error (10−5)

test 1

test 2

test 3

test 4

Original circuits

8.37

8.35

9.10

7.44

Tailored circuits

1.86

1.56

2.42

1.12