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fs_activation
2011 Feb 16
1
speed up the code
Hi All,
The following is a snippet of my code. It works fine but it is very slow. Is it possible to speed it up by using different data structure or better solution? For 40000 runs, it takes 8 minutes now. Thanks a lot
fun_activation = function(s_k, s_hat, x_k, s_hat_len)
{
common = intersect(s_k, s_hat);
if(length(common) != 0)
{
index = match(common, s_k);
round(sum(x_k[index]) * length(common) / (s_hat_len * length(s_k)), 3);
}
else
{
0;
}
}
fun_x = function(a)
{
rou...