TA的每日心情 | 怒 2019-11-20 15:22 |
---|
签到天数: 2 天 [LV.1]初来乍到
|
EDA365欢迎您登录!
您需要 登录 才可以下载或查看,没有帐号?注册
x
8 K# s+ U. c$ z; C2 Z
1.作用:
, L5 `0 g( a# ?& N- 重复数组' \- K1 l! J1 k0 F- |" O! e
# s9 h8 S+ C3 B+ m
% C% s( N3 z" A( |* y# g& b' D7 B2.格式:
- d1 |& S) d! W" E
D% B* Y0 O O" e8 Q' b' y0 B- B = repmat(A,n)
- B = repmat(A,r1,...,rN)
- B = repmat(A,r)
6 f2 O7 m; c4 Z9 t3 ^; l
+ m6 m L( u: K! |7 h
: O% e, G) ~, I( oeg:
3 v( M4 Z) i% r6 T$ D. B2 S4 p* h2 d+ \+ S+ J; i
- 1、假设:A为M*N,
- 当B = repmat(A,n)时, B大小为M*n * N*n
- 当B = repmat(A,m,n)时, B大小为M*m * N*n
- 2、A可以为矩阵,也可为字符串8 j" w6 U1 c# [
5 a& _9 m7 O" R7 M5 t+ k: `
8 |3 m+ b& d9 p& A- >> a=[1,2,3;4,5,6];
- >> b1=repmat(a,2)
- b1 =
- 1 2 3 1 2 3
- 4 5 6 4 5 6
- 1 2 3 1 2 3
- 4 5 6 4 5 6
- >> b2=repmat(a,2,3)
- b2 =
- 1 2 3 1 2 3 1 2 3
- 4 5 6 4 5 6 4 5 6
- 1 2 3 1 2 3 1 2 3
- 4 5 6 4 5 6 4 5 6
- >> c=[2,3];
- >> b3=repmat(a,c)
- b3 =
- 1 2 3 1 2 3 1 2 3
- 4 5 6 4 5 6 4 5 6
- 1 2 3 1 2 3 1 2 3
- 4 5 6 4 5 6 4 5 6
- >> b=repmat('i am handsome !',2,2)
- b =
- 2×30 char 数组
- 'i am handsome !i am handsome !'
- 'i am handsome !i am handsome !'
9 e# [/ o4 A/ \0 s) ^
% s5 q$ n; @: _ |
|