Hi
I have a file with data arranged into columns. The first column is the chromosome name.
When I use grep to subset only rows with chr1, I get chr1 but also chr10, chr11,..
How do I get only rows with chr1?
grep chr1 filein > fileout
head fileout
chr1 59757841
chr11 108258691 ... (2 Replies)
Hi,
I'm struggling with a regex that would match a 'b' that follows an 'a' and is at the end of a string of non-white characters. For example:
Line 1: aba abab b abb aab bab baa
I can find the right strings but I'm lacking knowledge of how to "discard" the bits that precede bs.... (2 Replies)
Hi all,
any idea how to match the following:
char*<no or any string or space> buf and
char *<no or any string or space> buf
i need to capture the buf characters too.
currently i need two checks to cover this:
#search char* <any string> buf or char *<any string> buf
@noarray =... (2 Replies)
Hi all,
I am looking for a regex syntax to match repeated appearance. Likes,
']+]+' matches for string '65A SOME MORE AND 78B'
Now, this gets messy if I need to extract all such repeated appearance. I don't want to write ] four or five times for matching repeated appearance.
Thanks in... (2 Replies)
I am trying to match a similar line using grep with regular expression
the line is
/remote/mac/pbbbb/abc/def/hij/hop/include/abc/tif/element/test/testfiles/Office.cpp:57: const OfficeType& getType().get() const;
I just need to extract the bold characters using grep with regular expression.... (5 Replies)
hi everyone
suppose we have two scenario
echo ABCD | grep \{4\}
DATE
echo SYSDATE | grep \{4\}
SYSDATE
i want to match the string of four length only please help (5 Replies)
Hi,
I read the book of <<unix shell programming>>. The regular expression ^\(.\)\1 matches the first character on the line and stores it in register 1. Then the expression matches whatever is stored in the register 1, as specified by the \1. The net effect of this regular expression is to match... (2 Replies)
Hi Everybody!
I need some help with a regular expression in Perl that will match files named messages, but also files named message.1, message.2 and so on. So really I need one that will find messages and messages that might be followed by a period and a digit without matching other files like... (2 Replies)
I cannot seem to get this to work correct:
my ($k, $v) = split(/F/, $fc{$DIR}{symbolic}, 2);
Below is the input (the $fc{$DIR}{symbolic} variable):
QMH2562 FW:v5.06.03 DVR:v8.03.07.15.05.09-kbut i also need it to break on FV:
Emulex NC553i FV4.2.401.6 DV8.3.5.86.2pthe code above... (2 Replies)
echo 20110101 | awk '{ print match($0,/^((17||18||19||20)|)-*(|0|1)-*(|0||3)$/))
I am getting a match for the above, where as it shouldn't, as there is no hyphen in the echoed date.
Another question is what is the difference between || and | in the above statement (4 Replies)
Discussion started by: tostay2003
4 Replies
LEARN ABOUT DEBIAN
liblinear-predict
LIBLINEAR-PREDICT(1) General Commands Manual LIBLINEAR-PREDICT(1)NAME
liblinear-predict - Make predictions based on a trained linear classifier model
SYNOPSIS
linear-predict [options] test_file model_file output_file
DESCRIPTION
liblinear-predict uses the linear classifier model-file to make predictions for each of the samples in test_file and stores the results in
output_file.
OPTIONS
A summary of options is included below.
-b (0|1)
Whether to output probability estimates or not (default: 0)
EXAMPLES
Train a linear SVM using L2-loss function with linear-train(1):
liblinear-train data_file
Output probability estimates (for logistic regression only):
liblinear-predict -b 1 test_file data_file.model output_file
SEE ALSO liblinear-train(1), svm-predict(1), svm-train(1)AUTHORS
liblinear-predict was written by the LIBLINEAR authors at National Taiwan university for the LIBLINEAR Project.
This manual page was written by Christian Kastner <debian@kvr.at>, for the Debian project (and may be used by others).
March 08, 2011 LIBLINEAR-PREDICT(1)