search for: top1000

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2011 Jul 12
1
how to find out whether a string is a factor?
...08 -1.00 ... $ X52.week.low : num 40.2 22.5 27.5 12.2 20.7 ... $ X52.week.high : num 43.3 38.2 35.1 19.2 32.7 ... $ X3.month.average.daily.volume: num 154 7862250 16330 205784 14697 ... $ X50.day.moving.average.price : num 41.8 36.3 30.5 15.2 29.9 ... > str(top1000) 'data.frame': 1000 obs. of 1 variable: $ V1: Factor w/ 1000 levels "AA","AAI","AAP",..: 146 96 341 814 382 977 66 1 737 595 ... I want to split ysmd into two new data frames: ysmd.top1000 and ysmd.rest so that ysmd.top1000$X.stock only contains factors from...
2006 Sep 26
0
Not all functions work in RSPerl package?
...ace. But I am lucky to meet you by chance, right? Thanks first ^^ 1. The variable y1 is an array get from Perl, each element is from a database (the type should be numeric). Here is the code for that. $query = qq{ select exonCount, count(hsEnsGene) as geneCount from countTop1000ks group by exonCount order by exonCount; }; $sql=$orthologDB->prepare($query); $sql->execute()or die "Could not execute '$query' ..."; my @x1; my @y1; while(my($exonCount, $geneCount) = $sql->fetchrow_array()) {...
2006 Sep 26
0
Not all functions work in RSPerl package?
...ace. But I am lucky to meet you by chance, right? Thanks first ^^ 1. The variable y1 is an array get from Perl, each element is from a database (the type should be numeric). Here is the code for that. $query = qq{ select exonCount, count(hsEnsGene) as geneCount from countTop1000ks group by exonCount order by exonCount; }; $sql=$orthologDB->prepare($query); $sql->execute()or die "Could not execute '$query' ..."; my @x1; my @y1; while(my($exonCount, $geneCount) = $sql->fetchrow_array()) {...