there are 21K unigrams in reuters(from df count job counters) I am running LDA fine with 100K as numWords
Robin On Sat, Feb 13, 2010 at 3:42 AM, David Hall <[email protected]> wrote: > On Fri, Feb 12, 2010 at 2:00 PM, Ovidiu Dan <[email protected]> wrote: > > Hi, thanks for the fix. I guess it's one step closer to a worlable > solution. > > I am now getting this error: > > > > 10/02/12 16:59:25 INFO mapred.JobClient: Task Id : > > attempt_201001192218_0234_m_000004_1, Status : FAILED > > java.lang.ArrayIndexOutOfBoundsException: 104017 > > You probably have more words than you allotted at the beginning. > > I know it's less than ideal, but at the moment you need to specify an > upper bound on the number of words. That's the numWords parameter. > > Try upping it by a factor of two or so. > > -- David > > > at org.apache.mahout.math.DenseMatrix.getQuick(DenseMatrix.java:75) > > at > > > org.apache.mahout.clustering.lda.LDAState.logProbWordGivenTopic(LDAState.java:40) > > at > > > org.apache.mahout.clustering.lda.LDAInference.eStepForWord(LDAInference.java:204) > > at > > > org.apache.mahout.clustering.lda.LDAInference.infer(LDAInference.java:117) > > at org.apache.mahout.clustering.lda.LDAMapper.map(LDAMapper.java:47) > > at org.apache.mahout.clustering.lda.LDAMapper.map(LDAMapper.java:37) > > at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144) > > at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:583) > > at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305) > > at org.apache.hadoop.mapred.Child.main(Child.java:170) > > > > Ovi > > > > --- > > Ovidiu Dan - http://www.ovidiudan.com/ > > > > Please do not print this e-mail unless it is mandatory > > > > My public key can be downloaded from subkeys.pgp.net, or > > http://www.ovidiudan.com/public.pgp > > > > > > On Fri, Feb 12, 2010 at 4:29 PM, Ovidiu Dan <[email protected]> wrote: > > > >> > >> Will do in a bit, thanks! > >> > >> --- > >> Ovidiu Dan - http://www.ovidiudan.com/ > >> > >> Please do not print this e-mail unless it is mandatory > >> > >> My public key can be downloaded from subkeys.pgp.net, or > >> http://www.ovidiudan.com/public.pgp > >> > >> > >> On Fri, Feb 12, 2010 at 4:27 PM, Robin Anil <[email protected]> > wrote: > >> > >>> Ovidiu we just commited the fix. Just recreate vectors using the -seq > >>> option > >>> added to it. > >>> > >>> Remember to svnup and recompile > >>> > >>> Robin > >>> On Sat, Feb 13, 2010 at 2:39 AM, Jake Mannix <[email protected]> > >>> wrote: > >>> > >>> > Robin and I are trying out a fix. I already ran into this in hooking > >>> > the Vectorizer up to my SVD code. > >>> > > >>> > -jake > >>> > > >>> > On Fri, Feb 12, 2010 at 1:08 PM, Ovidiu Dan <[email protected]> > wrote: > >>> > > >>> > > Well, I tried it. The previous problem is fixed, but now I have a > new > >>> and > >>> > > shiny one :( > >>> > > > >>> > > Meet line 95 of LDAInference,java: > >>> > > DenseMatrix phi = new DenseMatrix(state.numTopics, docLength); > >>> > > > >>> > > docLength is calculated above on line 88: > >>> > > int docLength = wordCounts.size(); > >>> > > > >>> > > My problem is that docLength is always 2147483647. Since > DenseMatrix > >>> > > allocated an array based (also) on this value, I get multiple > >>> "Requested > >>> > > array size exceeds VM limit" messages (an array with 2147483647 > >>> columns > >>> > > would be quite large). > >>> > > > >>> > > I added a trivial toString function that displays vector.size() > >>> > > in org/apache/mahout/math/VectorWritable.java, recompiled the > project, > >>> > then > >>> > > ran: > >>> > > > >>> > > ./hadoop fs -text > >>> > > /user/MY_USERNAME/projects/lda/mahout_vectors/vectors/part-00000 > >>> > > > >>> > > All lines were DOCUMENT_ID (tab) 2147483647. So all vectors report > >>> > > size 2147483647 > >>> > > > >>> > > I checked the output for vector.zSum() as well, that one looks > fine. > >>> > > > >>> > > I can confirm that my input SequenceFile is correct, it has the > >>> following > >>> > > format: > >>> > > - key: Text with unique id of document > >>> > > - value: Text with the contents of the document > >>> > > > >>> > > Ovi > >>> > > > >>> > > --- > >>> > > Ovidiu Dan - http://www.ovidiudan.com/ > >>> > > > >>> > > Please do not print this e-mail unless it is mandatory > >>> > > > >>> > > My public key can be downloaded from subkeys.pgp.net, or > >>> > > http://www.ovidiudan.com/public.pgp > >>> > > > >>> > > > >>> > > On Fri, Feb 12, 2010 at 3:30 PM, Ovidiu Dan <[email protected]> > wrote: > >>> > > > >>> > > > > >>> > > > Thanks, I also patched it myself but now I have some other > problems. > >>> > I'll > >>> > > > run it and let you know how it goes. > >>> > > > > >>> > > > Ovi > >>> > > > > >>> > > > --- > >>> > > > Ovidiu Dan - http://www.ovidiudan.com/ > >>> > > > > >>> > > > Please do not print this e-mail unless it is mandatory > >>> > > > > >>> > > > My public key can be downloaded from subkeys.pgp.net, or > >>> > > > http://www.ovidiudan.com/public.pgp > >>> > > > > >>> > > > > >>> > > > On Fri, Feb 12, 2010 at 3:25 PM, Robin Anil < > [email protected]> > >>> > > wrote: > >>> > > > > >>> > > >> I fixed the bug here > >>> https://issues.apache.org/jira/browse/MAHOUT-289 > >>> > > >> > >>> > > >> > >>> > > >> Try running now. > >>> > > >> > >>> > > >> Robin > >>> > > >> > >>> > > >> On Sat, Feb 13, 2010 at 1:09 AM, Ovidiu Dan <[email protected]> > >>> wrote: > >>> > > >> > >>> > > >> > I checked the code. > >>> > > >> > > >>> > > >> > Line 36 of LDAMapper.java references Vector: > >>> > > >> > > >>> > > >> > public class LDAMapper extends > >>> > > >> > Mapper<WritableComparable<?>, *Vector*, IntPairWritable, > >>> > > >> DoubleWritable> > >>> > > >> > { > >>> > > >> > > >>> > > >> > Aren't all elements in Mapper<...> supposed to be Writable? Do > >>> you > >>> > > need > >>> > > >> to > >>> > > >> > do a conversion to VectorWritable? > >>> > > >> > > >>> > > >> > Ovi > >>> > > >> > > >>> > > >> > --- > >>> > > >> > Ovidiu Dan - http://www.ovidiudan.com/ > >>> > > >> > > >>> > > >> > Please do not print this e-mail unless it is mandatory > >>> > > >> > > >>> > > >> > My public key can be downloaded from subkeys.pgp.net, or > >>> > > >> > http://www.ovidiudan.com/public.pgp > >>> > > >> > > >>> > > >> > > >>> > > >> > On Fri, Feb 12, 2010 at 2:32 PM, Ovidiu Dan <[email protected] > > > >>> > wrote: > >>> > > >> > > >>> > > >> > > > >>> > > >> > > Ok I did a clean checkout & install and ran everything > again, > >>> then > >>> > > >> > pointed > >>> > > >> > > LDA to mahout_vectors/vectors. > >>> > > >> > > > >>> > > >> > > Now I get this error: > >>> > > >> > > > >>> > > >> > > 10/02/12 14:28:35 INFO mapred.JobClient: Task Id : > >>> > > >> > > attempt_201001192218_0216_m_000005_0, Status : FAILED > >>> > > >> > > java.lang.ClassCastException: > >>> > *org.apache.mahout.math.VectorWritable > >>> > > >> > > cannot be cast to org.apache.mahout.math.Vector* > >>> > > >> > > at > >>> > > org.apache.mahout.clustering.lda.LDAMapper.map(LDAMapper.java:36) > >>> > > >> > > at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144) > >>> > > >> > > at > >>> > org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:583) > >>> > > >> > > at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305) > >>> > > >> > > at org.apache.hadoop.mapred.Child.main(Child.java:170) > >>> > > >> > > > >>> > > >> > > Ovi > >>> > > >> > > > >>> > > >> > > --- > >>> > > >> > > Ovidiu Dan - http://www.ovidiudan.com/ > >>> > > >> > > > >>> > > >> > > Please do not print this e-mail unless it is mandatory > >>> > > >> > > > >>> > > >> > > My public key can be downloaded from subkeys.pgp.net, or > >>> > > >> > > http://www.ovidiudan.com/public.pgp > >>> > > >> > > > >>> > > >> > > > >>> > > >> > > On Fri, Feb 12, 2010 at 1:50 PM, Robin Anil < > >>> [email protected] > >>> > > > >>> > > >> > wrote: > >>> > > >> > > > >>> > > >> > >> Hi Ovidu, > >>> > > >> > >> If you choose tf, the vectors are generated in > >>> > > >> > >> outputfolder/vectors and if you choose tfidf the vectors > are > >>> > > >> generated > >>> > > >> > in > >>> > > >> > >> outputfolder/tfidf/vectors. I am in the process of changing > >>> the > >>> > > code > >>> > > >> to > >>> > > >> > >> move > >>> > > >> > >> the output of the map/reduce to a fixed destination and > that > >>> > > >> exception > >>> > > >> > >> would > >>> > > >> > >> have caused the folders not to move. > >>> > > >> > >> Thats the reason for the last error. > >>> > > >> > >> > >>> > > >> > >> For the first error, I am not sure what is happening. Could > >>> you > >>> > do > >>> > > a > >>> > > >> > clean > >>> > > >> > >> compile of mahout > >>> > > >> > >> > >>> > > >> > >> mvn clean install -DskipTests=true and make sure you svn up > >>> the > >>> > > trunk > >>> > > >> > >> before > >>> > > >> > >> doing that > >>> > > >> > >> > >>> > > >> > >> Then point your LDA to mahout_vectors/vectors > >>> > > >> > >> > >>> > > >> > >> Robin > >>> > > >> > >> > >>> > > >> > >> > >>> > > >> > >> On Sat, Feb 13, 2010 at 12:14 AM, Ovidiu Dan < > >>> [email protected]> > >>> > > >> wrote: > >>> > > >> > >> > >>> > > >> > >> > Hi again, > >>> > > >> > >> > > >>> > > >> > >> > Is there any workaround for my problem(s)? Or is there > any > >>> > other > >>> > > >> way > >>> > > >> > >> that > >>> > > >> > >> > would allow me to transform many many small messages > >>> (they're > >>> > > >> Tweets) > >>> > > >> > >> into > >>> > > >> > >> > Mahout vectors, and the run LDA on them, without getting > >>> these > >>> > > >> errors? > >>> > > >> > >> > Converting them to txt files would be a bit of a pain > >>> because I > >>> > > >> would > >>> > > >> > >> get > >>> > > >> > >> > millions of very small files. And a Lucene index would be > a > >>> bit > >>> > > >> > overkill > >>> > > >> > >> I > >>> > > >> > >> > think. > >>> > > >> > >> > > >>> > > >> > >> > Thanks, > >>> > > >> > >> > Ovi > >>> > > >> > >> > > >>> > > >> > >> > --- > >>> > > >> > >> > Ovidiu Dan - http://www.ovidiudan.com/ > >>> > > >> > >> > > >>> > > >> > >> > Please do not print this e-mail unless it is mandatory > >>> > > >> > >> > > >>> > > >> > >> > My public key can be downloaded from subkeys.pgp.net, or > >>> > > >> > >> > http://www.ovidiudan.com/public.pgp > >>> > > >> > >> > > >>> > > >> > >> > > >>> > > >> > >> > On Fri, Feb 12, 2010 at 3:51 AM, Robin Anil < > >>> > > [email protected]> > >>> > > >> > >> wrote: > >>> > > >> > >> > > >>> > > >> > >> > > Was meant for the dev list. I am looking into the first > >>> error > >>> > > >> > >> > > > >>> > > >> > >> > > -bcc mahout-user > >>> > > >> > >> > > > >>> > > >> > >> > > > >>> > > >> > >> > > ---------- Forwarded message ---------- > >>> > > >> > >> > > From: Robin Anil <[email protected]> > >>> > > >> > >> > > Date: Fri, Feb 12, 2010 at 2:20 PM > >>> > > >> > >> > > Subject: Re: Problem converting SequenceFile to > vectors, > >>> then > >>> > > >> > running > >>> > > >> > >> LDA > >>> > > >> > >> > > To: [email protected] > >>> > > >> > >> > > > >>> > > >> > >> > > > >>> > > >> > >> > > Hi, > >>> > > >> > >> > > > >>> > > >> > >> > > This confusion arises from the fact that we use > >>> > > intermediate > >>> > > >> > >> folders > >>> > > >> > >> > > as subfolders under output folder. How about we > >>> standardize > >>> > on > >>> > > >> all > >>> > > >> > the > >>> > > >> > >> > jobs > >>> > > >> > >> > > taking input, intermediate and output folder?. If not > this > >>> > then > >>> > > >> for > >>> > > >> > >> the > >>> > > >> > >> > > next > >>> > > >> > >> > > release? > >>> > > >> > >> > > > >>> > > >> > >> > > Robin > >>> > > >> > >> > > > >>> > > >> > >> > > > >>> > > >> > >> > > > >>> > > >> > >> > > > >>> > > >> > >> > > On Fri, Feb 12, 2010 at 10:46 AM, Ovidiu Dan < > >>> > [email protected] > >>> > > > > >>> > > >> > >> wrote: > >>> > > >> > >> > > > >>> > > >> > >> > > > Hello Mahout developers / users, > >>> > > >> > >> > > > > >>> > > >> > >> > > > I am trying to convert a properly formatted > SequenceFile > >>> to > >>> > > >> Mahout > >>> > > >> > >> > > vectors > >>> > > >> > >> > > > to run LDA on them. As reference I am using these two > >>> > > >> documents: > >>> > > >> > >> > > > > >>> > > http://cwiki.apache.org/MAHOUT/creating-vectors-from-text.html > >>> > > >> > >> > > > > >>> > > >> http://cwiki.apache.org/MAHOUT/latent-dirichlet-allocation.html > >>> > > >> > >> > > > > >>> > > >> > >> > > > I got the Mahout code from SVN on February 11th 2010. > >>> Below > >>> > I > >>> > > >> am > >>> > > >> > >> > listing > >>> > > >> > >> > > > the > >>> > > >> > >> > > > steps I have took and the problems I have > encountered: > >>> > > >> > >> > > > > >>> > > >> > >> > > > export > HADOOP_HOME=/home/hadoop/hadoop/hadoop_install/ > >>> > > >> > >> > > > export > >>> > > >> > >> > > >>> > MAHOUT_HOME=/home/hadoop/hadoop/hadoop_install/bin/ovi/lda/trunk/ > >>> > > >> > >> > > > > >>> > > >> > >> > > > $HADOOP_HOME/bin/hadoop jar > >>> > > >> > >> > > > > >>> > $MAHOUT_HOME/examples/target/mahout-examples-0.3-SNAPSHOT.job > >>> > > >> > >> > > > org.apache.mahout.text.SparseVectorsFromSequenceFiles > -i > >>> > > >> > >> > > > > /user/MY_USERNAME/projects/lda/twitter_sequence_files/ > >>> -o > >>> > > >> > >> > > > /user/MY_USERNAME/projects/lda/mahout_vectors/ -wt tf > >>> > -chunk > >>> > > >> 300 > >>> > > >> > -a > >>> > > >> > >> > > > org.apache.lucene.analysis.standard.StandardAnalyzer > >>> > > >> --minSupport > >>> > > >> > 2 > >>> > > >> > >> > > --minDF > >>> > > >> > >> > > > 1 --maxDFPercent 50 --norm 2 > >>> > > >> > >> > > > > >>> > > >> > >> > > > *Problem #1: *Got this error at the end, but I think > >>> > > everything > >>> > > >> > >> > finished > >>> > > >> > >> > > > more or less correctly: > >>> > > >> > >> > > > Exception in thread "main" > java.lang.NoSuchMethodError: > >>> > > >> > >> > > > > >>> > > >> > >> > > > > >>> > > >> > >> > > > >>> > > >> > >> > > >>> > > >> > >> > >>> > > >> > > >>> > > >> > >>> > > > >>> > > >>> > org.apache.mahout.common.HadoopUtil.deletePath(Ljava/lang/String;Lorg/apache/hadoop/fs/FileSystem;)V > >>> > > >> > >> > > > at > >>> > > >> > >> > > > > >>> > > >> > >> > > > > >>> > > >> > >> > > > >>> > > >> > >> > > >>> > > >> > >> > >>> > > >> > > >>> > > >> > >>> > > > >>> > > >>> > org.apache.mahout.utils.vectors.text.DictionaryVectorizer.createTermFrequencyVectors(DictionaryVectorizer.java:173) > >>> > > >> > >> > > > at > >>> > > >> > >> > > > > >>> > > >> > >> > > > > >>> > > >> > >> > > > >>> > > >> > >> > > >>> > > >> > >> > >>> > > >> > > >>> > > >> > >>> > > > >>> > > >>> > org.apache.mahout.text.SparseVectorsFromSequenceFiles.main(SparseVectorsFromSequenceFiles.java:254) > >>> > > >> > >> > > > at > sun.reflect.NativeMethodAccessorImpl.invoke0(Native > >>> > > Method) > >>> > > >> > >> > > > at > >>> > > >> > >> > > > > >>> > > >> > >> > > > > >>> > > >> > >> > > > >>> > > >> > >> > > >>> > > >> > >> > >>> > > >> > > >>> > > >> > >>> > > > >>> > > >>> > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > >>> > > >> > >> > > > at > >>> > > >> > >> > > > > >>> > > >> > >> > > > > >>> > > >> > >> > > > >>> > > >> > >> > > >>> > > >> > >> > >>> > > >> > > >>> > > >> > >>> > > > >>> > > >>> > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > >>> > > >> > >> > > > at java.lang.reflect.Method.invoke(Method.java:597) > >>> > > >> > >> > > > at > org.apache.hadoop.util.RunJar.main(RunJar.java:156) > >>> > > >> > >> > > > > >>> > > >> > >> > > > $HADOOP_HOME/bin/hadoop jar > >>> > > >> > >> > > > > >>> > $MAHOUT_HOME/examples/target/mahout-examples-0.3-SNAPSHOT.job > >>> > > >> > >> > > > org.apache.mahout.clustering.lda.LDADriver -i > >>> > > >> > >> > > > /user/MY_USERNAME/projects/lda/mahout_vectors/ -o > >>> > > >> > >> > > > /user/MY_USERNAME/projects/lda/lda_out/ -k 20 > --numWords > >>> > > 100000 > >>> > > >> > >> > > > --numReducers 33 > >>> > > >> > >> > > > > >>> > > >> > >> > > > *Problem #2: *Exception in thread "main" > >>> > > >> > >> java.io.FileNotFoundException: > >>> > > >> > >> > > > File > >>> > > >> > >> > > > does not exist: > >>> > > >> > >> > > > > >>> > > >> > >> > > > > >>> > > >> > >> > > > >>> > > >> > >> > > >>> > > >> > >> > >>> > > >> > > >>> > > >> > >>> > > > >>> > > >>> > hdfs://SOME_SERVER:8003/user/MY_USERNAME/projects/lda/mahout_vectors/partial-vectors-0/data > >>> > > >> > >> > > > > >>> > > >> > >> > > > *Tried to fix:* > >>> > > >> > >> > > > > >>> > > >> > >> > > > ../../hadoop fs -mv > >>> > > >> > >> > > > > >>> > > >> > >> > > > >>> > > >> > >> > > >>> > > >> > >> > >>> > > >> > > >>> > > >> > >>> > > > >>> > > >>> > /user/MY_USERNAME/projects/lda/mahout_vectors/partial-vectors-0/part-00000 > >>> > > >> > >> > > > > >>> > > >> > > >>> /user/MY_USERNAME/projects/lda/mahout_vectors/partial-vectors-0/data > >>> > > >> > >> > > > > >>> > > >> > >> > > > *Ran again:* > >>> > > >> > >> > > > > >>> > > >> > >> > > > $HADOOP_HOME/bin/hadoop jar > >>> > > >> > >> > > > > >>> > $MAHOUT_HOME/examples/target/mahout-examples-0.3-SNAPSHOT.job > >>> > > >> > >> > > > org.apache.mahout.clustering.lda.LDADriver -i > >>> > > >> > >> > > > /user/MY_USERNAME/projects/lda/mahout_vectors/ -o > >>> > > >> > >> > > > /user/MY_USERNAME/projects/lda/lda_out/ -k 20 > --numWords > >>> > > 100000 > >>> > > >> > >> > > > --numReducers 33 > >>> > > >> > >> > > > > >>> > > >> > >> > > > *Problem #3:* > >>> > > >> > >> > > > > >>> > > >> > >> > > > Exception in thread "main" > >>> java.io.FileNotFoundException: > >>> > > File > >>> > > >> > does > >>> > > >> > >> not > >>> > > >> > >> > > > exist: > >>> > > >> > >> > > > > >>> > > >> > >> > > > > >>> > > >> > >> > > > >>> > > >> > >> > > >>> > > >> > >> > >>> > > >> > > >>> > > >> > >>> > > > >>> > > >>> > hdfs://SOME_SERVER:8003/user/MY_USERNAME/projects/lda/mahout_vectors/tokenized-documents/data > >>> > > >> > >> > > > > >>> > > >> > >> > > > [had...@some_server retweets]$ ../../hadoop fs -ls > >>> > > >> > >> > > > > >>> > > >> > /user/MY_USERNAME/projects/lda/mahout_vectors/tokenized-documents/ > >>> > > >> > >> > > > Found 3 items > >>> > > >> > >> > > > -rw-r--r-- 3 hadoop supergroup 129721338 > 2010-02-11 > >>> > 23:54 > >>> > > >> > >> > > > > >>> > > >> > >> > > > > >>> > > >> > >> > > > >>> > > >> > >> > > >>> > > >> > >> > >>> > > >> > > >>> > > >> > >>> > > > >>> > > >>> > /user/MY_USERNAME/projects/lda/mahout_vectors/tokenized-documents/part-00000 > >>> > > >> > >> > > > -rw-r--r-- 3 hadoop supergroup 128256085 > 2010-02-11 > >>> > 23:54 > >>> > > >> > >> > > > > >>> > > >> > >> > > > > >>> > > >> > >> > > > >>> > > >> > >> > > >>> > > >> > >> > >>> > > >> > > >>> > > >> > >>> > > > >>> > > >>> > /user/MY_USERNAME/projects/lda/mahout_vectors/tokenized-documents/part-00001 > >>> > > >> > >> > > > -rw-r--r-- 3 hadoop supergroup 24160265 > 2010-02-11 > >>> > 23:54 > >>> > > >> > >> > > > > >>> > > >> > >> > > > > >>> > > >> > >> > > > >>> > > >> > >> > > >>> > > >> > >> > >>> > > >> > > >>> > > >> > >>> > > > >>> > > >>> > /user/MY_USERNAME/projects/lda/mahout_vectors/tokenized-documents/part-00002 > >>> > > >> > >> > > > > >>> > > >> > >> > > > Also, as a *bonus problem*, If the input > >>> > > >> > >> > > > folder > >>> > /user/MY_USERNAME/projects/lda/twitter_sequence_files > >>> > > >> > >> contains > >>> > > >> > >> > > more > >>> > > >> > >> > > > than one file (for example if I run only the maps > >>> without a > >>> > > >> final > >>> > > >> > >> > > reducer), > >>> > > >> > >> > > > this whole chain doesn't work. > >>> > > >> > >> > > > > >>> > > >> > >> > > > Thanks, > >>> > > >> > >> > > > Ovi > >>> > > >> > >> > > > > >>> > > >> > >> > > > --- > >>> > > >> > >> > > > Ovidiu Dan - http://www.ovidiudan.com/ > >>> > > >> > >> > > > > >>> > > >> > >> > > > Please do not print this e-mail unless it is > mandatory > >>> > > >> > >> > > > > >>> > > >> > >> > > > My public key can be downloaded from subkeys.pgp.net > , > >>> or > >>> > > >> > >> > > > http://www.ovidiudan.com/public.pgp > >>> > > >> > >> > > > > >>> > > >> > >> > > > >>> > > >> > >> > > >>> > > >> > >> > >>> > > >> > > > >>> > > >> > > > >>> > > >> > > >>> > > >> > >>> > > > > >>> > > > > >>> > > > >>> > > >>> > >> > >> > > >
