Best Known (27−5, 27, s)-Nets in Base 8
(27−5, 27, 262147)-Net over F8 — Constructive and digital
Digital (22, 27, 262147)-net over F8, using
- net defined by OOA [i] based on linear OOA(827, 262147, F8, 5, 5) (dual of [(262147, 5), 1310708, 6]-NRT-code), using
- OOA 2-folding and stacking with additional row [i] based on linear OA(827, 524295, F8, 5) (dual of [524295, 524268, 6]-code), using
- 1 times code embedding in larger space [i] based on linear OA(826, 524294, F8, 5) (dual of [524294, 524268, 6]-code), using
- trace code [i] based on linear OA(6413, 262147, F64, 5) (dual of [262147, 262134, 6]-code), using
- construction X applied to Ce(4) ⊂ Ce(3) [i] based on
- linear OA(6413, 262144, F64, 5) (dual of [262144, 262131, 6]-code), using an extension Ce(4) of the primitive narrow-sense BCH-code C(I) with length 262143 = 643−1, defining interval I = [1,4], and designed minimum distance d ≥ |I|+1 = 5 [i]
- linear OA(6410, 262144, F64, 4) (dual of [262144, 262134, 5]-code), using an extension Ce(3) of the primitive narrow-sense BCH-code C(I) with length 262143 = 643−1, defining interval I = [1,3], and designed minimum distance d ≥ |I|+1 = 4 [i]
- linear OA(640, 3, F64, 0) (dual of [3, 3, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(640, s, F64, 0) (dual of [s, s, 1]-code) with arbitrarily large s, using
- construction X applied to Ce(4) ⊂ Ce(3) [i] based on
- trace code [i] based on linear OA(6413, 262147, F64, 5) (dual of [262147, 262134, 6]-code), using
- 1 times code embedding in larger space [i] based on linear OA(826, 524294, F8, 5) (dual of [524294, 524268, 6]-code), using
- OOA 2-folding and stacking with additional row [i] based on linear OA(827, 524295, F8, 5) (dual of [524295, 524268, 6]-code), using
(27−5, 27, 524295)-Net over F8 — Digital
Digital (22, 27, 524295)-net over F8, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(827, 524295, F8, 5) (dual of [524295, 524268, 6]-code), using
- 1 times code embedding in larger space [i] based on linear OA(826, 524294, F8, 5) (dual of [524294, 524268, 6]-code), using
- trace code [i] based on linear OA(6413, 262147, F64, 5) (dual of [262147, 262134, 6]-code), using
- construction X applied to Ce(4) ⊂ Ce(3) [i] based on
- linear OA(6413, 262144, F64, 5) (dual of [262144, 262131, 6]-code), using an extension Ce(4) of the primitive narrow-sense BCH-code C(I) with length 262143 = 643−1, defining interval I = [1,4], and designed minimum distance d ≥ |I|+1 = 5 [i]
- linear OA(6410, 262144, F64, 4) (dual of [262144, 262134, 5]-code), using an extension Ce(3) of the primitive narrow-sense BCH-code C(I) with length 262143 = 643−1, defining interval I = [1,3], and designed minimum distance d ≥ |I|+1 = 4 [i]
- linear OA(640, 3, F64, 0) (dual of [3, 3, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(640, s, F64, 0) (dual of [s, s, 1]-code) with arbitrarily large s, using
- construction X applied to Ce(4) ⊂ Ce(3) [i] based on
- trace code [i] based on linear OA(6413, 262147, F64, 5) (dual of [262147, 262134, 6]-code), using
- 1 times code embedding in larger space [i] based on linear OA(826, 524294, F8, 5) (dual of [524294, 524268, 6]-code), using
(27−5, 27, large)-Net in Base 8 — Upper bound on s
There is no (22, 27, large)-net in base 8, because
- 3 times m-reduction [i] would yield (22, 24, large)-net in base 8, but