Another idea i have is to try to run it from just Mahout command line, see if it works with .205. If it does, it is definitely something about passing parameters in/client hadoop classpath/ etc.
On Thu, Apr 5, 2012 at 11:51 AM, Dmitriy Lyubimov <dlie...@gmail.com> wrote: > also you are printing your input path -- how does it look like in > reality? because this path that it complains about, SSVDOutput/data, > in fact should be the input path. That's what's perplexing. > > We are talking hadoop job setup process here, nothing specific to the > solution itself. And job setup/directory management fails for some > reason. > > On Thu, Apr 5, 2012 at 11:45 AM, Dmitriy Lyubimov <dlie...@gmail.com> wrote: >> Any chance you could test it with its current dependency, 0.20.204? or >> that would be hard to stage? >> >> Newer hadoop version is frankly all i can think of here for the reason of >> this. >> >> On Thu, Apr 5, 2012 at 11:35 AM, Peyman Mohajerian <mohaj...@gmail.com> >> wrote: >>> Hi Dmitriy, >>> >>> It is a Clojure code from: https://github.com/algoriffic/lsa4solr >>> Of course I modified it to use Mahout .6 distribution, also running on >>> hadoop-0.20.205.0, here is the Closure code that I changed, >>> the lines after ' decomposer (doto (.run ssvdSolver)) ' still need >>> modification b/c I'm not reading the eigenValue/Vector from the solver >>> correctly. Originally this code was based on Mahout .4. I'm creating the >>> Matrix from Solr 3.1.0, very similar to what was done on: ' >>> https://github.com/algoriffic/lsa4solr' >>> >>> Thanks, >>> >>> (defn decompose-svd >>> [mat k] >>> ;(println "input path " (.getRowPath mat)) >>> ;(println "dd " (into-array [(.getRowPath mat)])) >>> ;(println "numCol " (.numCols mat)) >>> ;(println "numrow " (.numRows mat)) >>> (let [eigenvalues (new java.util.ArrayList) >>> eigenvectors (DenseMatrix. (+ k 2) (.numCols mat)) >>> numCol (.numCols mat) >>> config (.getConf mat) >>> rawPath (.getRowPath mat) >>> outputPath (Path. (str (.toString rawPath) "/SSVD-out")) >>> inputPath (into-array [rawPath]) >>> ssvdSolver (SSVDSolver. config inputPath outputPath 1000 k 60 3) >>> decomposer (doto (.run ssvdSolver)) >>> V (normalize-matrix-columns (.viewPart (.transpose eigenvectors) >>> (int-array [0 0]) >>> (int-array [(.numCols mat) k]))) >>> U (mmult mat V) >>> S (diag (take k (reverse eigenvalues)))] >>> {:U U >>> :S S >>> :V V})) >>> >>> >>> >>> >>> >>> On Thu, Apr 5, 2012 at 11:10 AM, Dmitriy Lyubimov <dlie...@gmail.com> wrote: >>> >>>> Yeah. i don't see how it may have arrived at that error. >>>> >>>> >>>> Peyman, >>>> >>>> I need to know more -- it looks like you are using embedded api, not a >>>> command line, so i need to see how you you initialize the solver and >>>> also which version of Mahout libraries you are using (your stack trace >>>> numbers do not correspond to anything reasonable on current trunk). >>>> >>>> thanks. >>>> >>>> -d >>>> >>>> On Thu, Apr 5, 2012 at 10:55 AM, Dmitriy Lyubimov <dlie...@gmail.com> >>>> wrote: >>>> > Hm. i never saw that and not sure where this folder comes from. Which >>>> > hadoop version are you using? This may be a result of incompatible >>>> > support for multiple outputs in the newer hadoop versions . I tested >>>> > it with CDH3u0/u3 and it was fine. This folder should normally appear >>>> > in the conversation, i suspect it is an internal hadoop thing. >>>> > >>>> > This is without me actually looking at the code per stack trace. >>>> > >>>> > >>>> > On Thu, Apr 5, 2012 at 5:22 AM, Peyman Mohajerian <mohaj...@gmail.com> >>>> wrote: >>>> >> Hi Guys, >>>> >> I'm now using ssvd for my LSA code and get the following error, at the >>>> time >>>> >> of error all I have under 'SSVD-out' folder: >>>> >> Q-job/QHat-m-00000< >>>> http://localhost:50075/browseDirectory.jsp?dir=%2Flsa4solr%2Fmatrix%2F14099700861483%2Ftranspose-213%2FSSVD-out%2FQ-job%2FQHat-m-00000&namenodeInfoPort=50070 >>>> >& >>>> >> R-m-00000< >>>> http://localhost:50075/browseDirectory.jsp?dir=%2Flsa4solr%2Fmatrix%2F14099700861483%2Ftranspose-213%2FSSVD-out%2FQ-job%2FR-m-00000&namenodeInfoPort=50070 >>>> >& >>>> >> _SUCCESS< >>>> http://localhost:50075/browseDirectory.jsp?dir=%2Flsa4solr%2Fmatrix%2F14099700861483%2Ftranspose-213%2FSSVD-out%2FQ-job%2F_SUCCESS&namenodeInfoPort=50070 >>>> >& >>>> >> part-m-00000.deflate< >>>> http://localhost:50075/browseDirectory.jsp?dir=%2Flsa4solr%2Fmatrix%2F14099700861483%2Ftranspose-213%2FSSVD-out%2FQ-job%2Fpart-m-00000.deflate&namenodeInfoPort=50070 >>>> > >>>> >> >>>> >> I'm not clear where '/data' folder is supposed to be set, is it part of >>>> the >>>> >> output of the QJob, I don't see any error in the QJob*? >>>> >> >>>> >> *Thanks,* >>>> >> * >>>> >> SEVERE: java.io.FileNotFoundException: File does not exist: >>>> >> >>>> hdfs://localhost:9000/lsa4solr/matrix/15835804941333/transpose-120/SSVD-out/data >>>> >> at >>>> >> >>>> org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:534) >>>> >> at >>>> >> >>>> org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFormat.listStatus(SequenceFileInputFormat.java:63) >>>> >> at >>>> >> >>>> org.apache.hadoop.mapreduce.lib.input.FileInputFormat.getSplits(FileInputFormat.java:252) >>>> >> at >>>> org.apache.hadoop.mapred.JobClient.writeNewSplits(JobClient.java:954) >>>> >> at org.apache.hadoop.mapred.JobClient.writeSplits(JobClient.java:971) >>>> >> at org.apache.hadoop.mapred.JobClient.access$600(JobClient.java:172) >>>> >> at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:889) >>>> >> at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:842) >>>> >> at java.security.AccessController.doPrivileged(Native Method) >>>> >> at javax.security.auth.Subject.doAs(Subject.java:396) >>>> >> at >>>> >> >>>> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1059) >>>> >> at >>>> >> org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:842) >>>> >> at org.apache.hadoop.mapreduce.Job.submit(Job.java:465) >>>> >> at >>>> org.apache.mahout.math.hadoop.stochasticsvd.BtJob.run(BtJob.java:505) >>>> >> at >>>> >> >>>> org.apache.mahout.math.hadoop.stochasticsvd.SSVDSolver.run(SSVDSolver.java:347) >>>> >> at lsa4solr.mahout_matrix$decompose_svd.invoke(mahout_matrix.clj:188) >>>> >> at >>>> >> >>>> lsa4solr.clustering_protocol$decompose_term_doc_matrix.invoke(clustering_protocol.clj:125) >>>> >> at >>>> >> >>>> lsa4solr.clustering_protocol$cluster_kmeans_docs.invoke(clustering_protocol.clj:142) >>>> >> at lsa4solr.cluster$cluster_dispatch.invoke(cluster.clj:72) >>>> >> at lsa4solr.cluster$_cluster.invoke(cluster.clj:103) >>>> >> at lsa4solr.cluster.LSAClusteringEngine.cluster(Unknown Source) >>>> >> at >>>> >> >>>> org.apache.solr.handler.clustering.ClusteringComponent.process(ClusteringComponent.java:91) >>>> >> at >>>> >> >>>> org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:194) >>>> >> at >>>> >> >>>> org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:129) >>>> >> at org.apache.solr.core.SolrCore.execute(SolrCore.java:1360) >>>> >> at >>>> >> >>>> org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:356) >>>> >> at >>>> >> >>>> org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:252) >>>> >> at >>>> >> >>>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212) >>>> >> at >>>> >> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:399) >>>> >> >>>> >> On Sun, Feb 26, 2012 at 4:56 PM, Dmitriy Lyubimov <dlie...@gmail.com> >>>> wrote: >>>> >> >>>> >>> for the third time, in context of lsa, faster and hence perhaps better >>>> >>> alternative to lanczos is ssvd. Is there any specific reason you want >>>> >>> to use lanczos solver in context of LSA? >>>> >>> >>>> >>> -d >>>> >>> >>>> >>> On Sun, Feb 26, 2012 at 6:40 AM, Peyman Mohajerian <mohaj...@gmail.com >>>> > >>>> >>> wrote: >>>> >>> > Hi Guys, >>>> >>> > >>>> >>> > Per you advice I did upgrade to Mahout .6 and did a bunch of API >>>> >>> > changes and in the meantime realized I had a bug with my input >>>> matrix, >>>> >>> > zero rows read from Solr b/c multiple fields in Solr were index and >>>> >>> > not just the one I was interested in, that issues is fixed and I have >>>> >>> > a matrix with these dimensions: (.numCols mat) 1000 (.numRows mat) >>>> >>> > 15932 (or the transpose) >>>> >>> > Unfortunately I'm getting the below error now, in the context of some >>>> >>> > other Mahout algorithm there was a mention of '/tmp' vs '/_tmp' >>>> >>> > causing this issue but in this particular case the matrix is in >>>> >>> > memory!! I'm using this google package: guava-r09.jar >>>> >>> > >>>> >>> > SEVERE: java.util.NoSuchElementException >>>> >>> > at >>>> >>> >>>> com.google.common.collect.AbstractIterator.next(AbstractIterator.java:152) >>>> >>> > at >>>> >>> >>>> org.apache.mahout.math.hadoop.TimesSquaredJob.retrieveTimesSquaredOutputVector(TimesSquaredJob.java:190) >>>> >>> > at >>>> >>> >>>> org.apache.mahout.math.hadoop.DistributedRowMatrix.timesSquared(DistributedRowMatrix.java:238) >>>> >>> > at >>>> >>> >>>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver.solve(LanczosSolver.java:104) >>>> >>> > at >>>> >>> lsa4solr.mahout_matrix$decompose_svd.invoke(mahout_matrix.clj:165) >>>> >>> > >>>> >>> > >>>> >>> > Any suggestion? >>>> >>> > Thanks, >>>> >>> > Peyman >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > On Mon, Feb 20, 2012 at 10:38 AM, Dmitriy Lyubimov < >>>> dlie...@gmail.com> >>>> >>> wrote: >>>> >>> >> Peyman, >>>> >>> >> >>>> >>> >> >>>> >>> >> Yes, what Ted said. Please take 0.6 release. Also try ssvd, it may >>>> >>> >> benefit you in some regards compared to Lanczos. >>>> >>> >> >>>> >>> >> -d >>>> >>> >> >>>> >>> >> On Sun, Feb 19, 2012 at 10:34 AM, Peyman Mohajerian < >>>> mohaj...@gmail.com> >>>> >>> wrote: >>>> >>> >>> Hi Dmitriy & Others, >>>> >>> >>> >>>> >>> >>> Dmitriy thanks for your previous response. >>>> >>> >>> I have a follow up question to my LSA project. I have managed to >>>> >>> >>> upload 1,500 documents from two different news groups (one about >>>> >>> >>> graphics and one about Atheism >>>> >>> >>> http://people.csail.mit.edu/jrennie/20Newsgroups/) to Solr. >>>> However my >>>> >>> >>> LanczosSolver in Mahout.4 does not find any eigenvalues (there are >>>> >>> >>> eigenvectors as you see in the follow up logs). >>>> >>> >>> The only things I'm doing different from >>>> >>> >>> (https://github.com/algoriffic/lsa4solr) is that I'm not using the >>>> >>> >>> 'Summary' field but rather the actual 'text' field in Solr. I'm >>>> >>> >>> assuming the issue is that Summary field already removes the noise >>>> and >>>> >>> >>> make the clustering work and the raw index data does not do that, >>>> am I >>>> >>> >>> correct or there are other potential explanations? For the desired >>>> >>> >>> rank I'm using values between 10-100 and looking for #clusters >>>> between >>>> >>> >>> 2-10 (different values for different trials), but always the same >>>> >>> >>> result comes out, no clusters found. >>>> >>> >>> If my issue is related to not having summarization done, how can >>>> that >>>> >>> >>> be done in Solr? I wasn't able to fine a Summary field in Solr. >>>> >>> >>> >>>> >>> >>> Thanks >>>> >>> >>> Peyman >>>> >>> >>> >>>> >>> >>> >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: Lanczos iteration complete - now to diagonalize the >>>> tri-diagonal >>>> >>> >>> auxiliary matrix. >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: Eigenvector 0 found with eigenvalue 0.0 >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: Eigenvector 1 found with eigenvalue 0.0 >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: Eigenvector 2 found with eigenvalue 0.0 >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: Eigenvector 3 found with eigenvalue 0.0 >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: Eigenvector 4 found with eigenvalue 0.0 >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: Eigenvector 5 found with eigenvalue 0.0 >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: Eigenvector 6 found with eigenvalue 0.0 >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: Eigenvector 7 found with eigenvalue 0.0 >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: Eigenvector 8 found with eigenvalue 0.0 >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: Eigenvector 9 found with eigenvalue 0.0 >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: Eigenvector 10 found with eigenvalue 0.0 >>>> >>> >>> Feb 19, 2012 3:25:20 AM >>>> >>> >>> org.apache.mahout.math.decomposer.lanczos.LanczosSolver solve >>>> >>> >>> INFO: LanczosSolver finished. >>>> >>> >>> >>>> >>> >>> >>>> >>> >>> On Sun, Jan 1, 2012 at 10:06 PM, Dmitriy Lyubimov < >>>> dlie...@gmail.com> >>>> >>> wrote: >>>> >>> >>>> In Mahout lsa pipeline is possible with seqdirectory, seq2sparse >>>> and >>>> >>> ssvd >>>> >>> >>>> commands. Nuances are understanding dictionary format and llr >>>> >>> anaylysis of >>>> >>> >>>> n-grams and perhaps use a slightly better lemmatizer than the >>>> default >>>> >>> one. >>>> >>> >>>> >>>> >>> >>>> With indexing part you are on your own at this point. >>>> >>> >>>> On Jan 1, 2012 2:28 PM, "Peyman Mohajerian" <mohaj...@gmail.com> >>>> >>> wrote: >>>> >>> >>>> >>>> >>> >>>>> Hi Guys, >>>> >>> >>>>> >>>> >>> >>>>> I'm interested in this work: >>>> >>> >>>>> >>>> >>> >>>>> >>>> >>> >>>> http://www.ccri.com/blog/2010/4/2/latent-semantic-analysis-in-solr-using-clojure.html >>>> >>> >>>>> >>>> >>> >>>>> I looked at some of the comments and notices that there was >>>> interest >>>> >>> >>>>> in incorporating it into Mahout, back in 2010. I'm also having >>>> issues >>>> >>> >>>>> running this code due to dependencies on older version of Mahout. >>>> >>> >>>>> >>>> >>> >>>>> I was wondering if LSA is now directly available in Mahout? Also >>>> if I >>>> >>> >>>>> upgrade to the latest Mahout would this Clojure code work? >>>> >>> >>>>> >>>> >>> >>>>> Thanks >>>> >>> >>>>> Peyman >>>> >>> >>>>> >>>> >>> >>>>
