The class has to be on your classpath otherwise it can't be loaded. Jörn
On Fri, 2016-10-28 at 22:59 +0200, Damiano Porta wrote: > Jorn, > as I wrote i have created the ner model, but when i try to use it via > "opennlp TokenNameFinder" tool it can't locate my custom > FeatureGenerator. > This is the output: > > bash opennlp TokenNameFinder /home/damiano/custom-ner-model.bin > Loading Token Name Finder model ... done (5,948s) > Exception in thread "main" > opennlp.tools.util.ext.ExtensionNotLoadedException: Unable to find > implementation for > opennlp.tools.util.featuregen.AdaptiveFeatureGenerator, > the class or service > com.damiano.parser.generator.SpanWindowFeatureGenerator could not be > located! > at > opennlp.tools.util.ext.ExtensionLoader.instantiateExtension(Extension > Loader.java:122) > at > opennlp.tools.util.featuregen.GeneratorFactory$CustomFeatureGenerator > Factory.create(GeneratorFactory.java:582) > at > opennlp.tools.util.featuregen.GeneratorFactory.createGenerator(Genera > torFactory.java:661) > at > opennlp.tools.util.featuregen.GeneratorFactory$AggregatedFeatureGener > atorFactory.create(GeneratorFactory.java:129) > at > opennlp.tools.util.featuregen.GeneratorFactory.createGenerator(Genera > torFactory.java:661) > at > opennlp.tools.util.featuregen.GeneratorFactory$CachedFeatureGenerator > Factory.create(GeneratorFactory.java:171) > at > opennlp.tools.util.featuregen.GeneratorFactory.createGenerator(Genera > torFactory.java:661) > at > opennlp.tools.util.featuregen.GeneratorFactory$AggregatedFeatureGener > atorFactory.create(GeneratorFactory.java:129) > at > opennlp.tools.util.featuregen.GeneratorFactory.createGenerator(Genera > torFactory.java:661) > at > opennlp.tools.util.featuregen.GeneratorFactory.create(GeneratorFactor > y.java:711) > at > opennlp.tools.namefind.TokenNameFinderFactory.createFeatureGenerators > (TokenNameFinderFactory.java:153) > at > opennlp.tools.namefind.TokenNameFinderFactory.createContextGenerator( > TokenNameFinderFactory.java:118) > at opennlp.tools.namefind.NameFinderME.<init>(NameFinderME.java:90) > at > opennlp.tools.cmdline.namefind.TokenNameFinderTool.run(TokenNameFinde > rTool.java:59) > at opennlp.tools.cmdline.CLI.main(CLI.java:227) > > Why does the custom generator is not included on the model? > This is the my xml descriptor: > > <generators> > <cache> > <generators> > <window prevLength="6" nextLength="3"> > <tokenclass/> > </window> > <window prevLength="6" nextLength="3"> > <token/> > </window> > <definition/> > <prevmap/> > <bigram/> > <sentence begin="true" end="false"/> > <dictionary prefix="name" dict="names.dictionary"/> > <custom > class="com.damiano.parser.generator.SpanWindowFeatureGenerator" > leftTokens="6" rightTokens="3"/> > </generators> > </cache> > </generators> > > > Damiano > > 2016-10-28 14:00 GMT+02:00 Damiano Porta <damianopo...@gmail.com>: > > > > > Pardon, my wrong, i forgot to change <dictionary prefix="city" > > dict="damiano"/> into <dictionary prefix="city" > > dict="damiano.dictionary"/> in my train.xml > > > > now it is working well! and the .bin has my dictionary too > > > > 2016-10-28 13:51 GMT+02:00 Damiano Porta <damianopo...@gmail.com>: > > > > > > > > Jorn > > > i change the code as you told me, this exactly: > > > https://gist.github.com/anonymous/8877b09d441d2e64c181fa9b5a > > > de4550#file-test-java-L15 > > > > > > but i get this error: > > > > > > opennlp.tools.namefind.TokenNameFinderModel$FeatureGeneratorCreat > > > ionError: > > > opennlp.tools.util.InvalidFormatException: No dictionary resource > > > for > > > key: damiano > > > at opennlp.tools.namefind.TokenNameFinderFactory.createFeatureG > > > enerators(TokenNameFinderFactory.java:176) > > > at opennlp.tools.namefind.TokenNameFinderFactory.createContextG > > > enerator(TokenNameFinderFactory.java:118) > > > at > > > opennlp.tools.namefind.NameFinderME.train(NameFinderME.java:333) > > > at com.damiano.parser.trainer.NER.compileNER(NER.java:185) > > > at com.damiano.parser.trainer.NER.main(NER.java:155) > > > > > > Caused by: opennlp.tools.util.InvalidFormatException: No > > > dictionary > > > resource for key: damiano > > > at opennlp.tools.util.featuregen.GeneratorFactory$DictionaryFea > > > tureGeneratorFactory.create(GeneratorFactory.java:251) > > > at opennlp.tools.util.featuregen.GeneratorFactory.createGenerat > > > or(GeneratorFactory.java:661) > > > at opennlp.tools.util.featuregen.GeneratorFactory$AggregatedFea > > > tureGeneratorFactory.create(GeneratorFactory.java:129) > > > at opennlp.tools.util.featuregen.GeneratorFactory.createGenerat > > > or(GeneratorFactory.java:661) > > > at opennlp.tools.util.featuregen.GeneratorFactory$CachedFeature > > > GeneratorFactory.create(GeneratorFactory.java:171) > > > at opennlp.tools.util.featuregen.GeneratorFactory.createGenerat > > > or(GeneratorFactory.java:661) > > > at opennlp.tools.util.featuregen.GeneratorFactory$AggregatedFea > > > tureGeneratorFactory.create(GeneratorFactory.java:129) > > > at opennlp.tools.util.featuregen.GeneratorFactory.createGenerat > > > or(GeneratorFactory.java:661) > > > at opennlp.tools.util.featuregen.GeneratorFactory.create(Genera > > > torFactory.java:711) > > > at opennlp.tools.namefind.TokenNameFinderFactory.createFeatureG > > > enerators(TokenNameFinderFactory.java:153) > > > ... 4 more > > > > > > 2016-10-28 12:55 GMT+02:00 Joern Kottmann <kottm...@gmail.com>: > > > > > > > > > > > Try to rename the dictionary key to xyz.dictionary then the > > > > serializer > > > > will > > > > be mapped correctly. > > > > > > > > Jörn > > > > > > > > On Thu, Oct 27, 2016 at 11:14 PM, Damiano Porta <damianoporta@g > > > > mail.com> > > > > wrote: > > > > > > > > > > > > > > Jorn i add the Dictionary here: > > > > > https://gist.github.com/anonymous/bc822fb0520c4c42b75748bf414 > > > > > 7da > > > > > 34#file-train-java-L15 > > > > > > > > > > And unfortunately i only see this error: > > > > > > > > > > java.lang.IllegalStateException: Missing serializer for > > > > > damiano > > > > > at > > > > > opennlp.tools.util.model.BaseModel.serialize(BaseModel.java:6 > > > > > 10) > > > > > > > > > > I do not have other info. > > > > > Do i have to create a custom Serializer too? > > > > > > > > > > > > > > > > > > > > > > > > > 2016-10-27 22:04 GMT+02:00 Joern Kottmann <kottm...@gmail.com > > > > > >: > > > > > > > > > > > > > > > > > On Thu, 2016-10-27 at 21:18 +0200, Joern Kottmann wrote: > > > > > > > > > > > > > > On Tue, 2016-10-25 at 18:49 +0200, Damiano Porta wrote: > > > > > > > > > > > > > > > > > > > > > > > > i am getting a strange error during the compiling of a > > > > > > > > NER model. > > > > > > > > Basically, the end of the build output is: > > > > > > > > > > > > > > > > 98: ... loglikelihood=-13340.018762351776 > > > > > > > > 0.999005934601099 > > > > > > > > 99: ... loglikelihood=-13258.358751926637 > > > > > > > > 0.9990120681028991 > > > > > > > > 100: ... loglikelihood=-13178.039964721707 > > > > > > > > 0.9990177634974279 > > > > > > > > Exception in thread "main" > > > > > > > > java.lang.IllegalStateException: > > > > Missing > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > serializer for *mydictionary* > > > > > > > > at > > > > > > > > opennlp.tools.util.model.BaseModel.serialize(BaseModel. > > > > > > > > java: > > > > 610) > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Can you please post the full exception stack trace? > > > > > > > > > > > > > > > > > > > > > > > > > And what is the name of they key you used for the > > > > > > dictionary? > > > > > > The dictionary serializers are only mapped by extension. > > > > > > > > > > > > Jörn > > > > > > > > > > > > > > > > > > > > > > >
