comparison toolboxes/FullBNT-1.0.7/KPMtools/myismember.m @ 0:e9a9cd732c1e tip

first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
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-1:000000000000 0:e9a9cd732c1e
1 function p = myismember(a,A)
2 % MYISMEMBER Is 'a' an element of a set of positive integers? (much faster than built-in ismember)
3 % p = myismember(a,A)
4
5 %if isempty(A) | a < min(A) | a > max(A) % slow
6
7 if length(A)==0
8 p = 0;
9 elseif a < min(A)
10 p = 0;
11 elseif a > max(A)
12 p = 0;
13 else
14 bits = zeros(1, max(A));
15 bits(A) = 1;
16 p = bits(a);
17 end
18 p = logical(p);