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From Grant Ingersoll <gsing...@apache.org>
Subject Re: 20newsgroups example does not print verbose output
Date Sun, 04 Dec 2011 21:03:13 GMT
What do you have for logging in your classpath?

On Dec 1, 2011, at 1:24 PM, magicalo wrote:

> Hello,
> 
> I have ran the 20newsgroups example on my own data set. It runs successfully
> and prints the summary output. However, I have enabled the verbose option in 
> the script when I run the testclassifier, but I don't see any verbose output.
> I am interested in seeing exactly which data was misclassified.
> I am running the command in hdfs mode. I was expecting this verbose output 
> be spilled on the command line, but I am not getting anything. I am also not 
> seeing any log file or other file on the hdfs that would have this comparison:
> 
> a       b       c       <--Classified as
> 89      11      0        |  100     a     = out
> 1       99      0        |  100     b     = in
> 0       0       0        |  0       c     = unknown
> 
> 
> Based on the TestClassifier.java class, I should be seeing this printed 
> somewhere:
> log.info("Line Number: " + lineNum + " Line(30): "
> + (line.length() > 30 ? line.substring(0, 30) : line)
> + " Expected Label: " + correctLabel + " Classified Label: "
> + classifiedLabel.getLabel() + " Correct: " + correct);
> 
> 
> The exact command that I am running is: 
> mahout testclassifier \
>  -m ${WORK_DIR}/myproj-bydate/bayes-model \
>  -d ${WORK_DIR}/myproj-bydate/bayes-test-input \
>  -type bayes \
>  -ng 1 \ 
>  -source hdfs \
>  -v \
>  -method mapreduce
> 
> Any suggestions? Thanks
> 

--------------------------------------------
Grant Ingersoll
http://www.lucidimagination.com




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