Hi Jörn, thanks for help me.
I changed the class path and OpenNLP version. Ran, again, the sample and
returned this error:
C:\apache-opennlp-1.5.2\bin>opennlp DoccatTrainer -encoding UTF-8 -lang en
-data
en-doccat.train -model en-doccat.bin
Indexing events using cutoff of 5
Computing event counts... done. 2 events
Indexing... Dropped event GMDecrease:[bow=Major, bow=acquisitions,
bow=
that, bow=have, bow=a, bow=lower, bow=gross, bow=margin, bow=than, bow=the,
bow=
existing, bow=network, bow=also]
Dropped event GMIncrease:[bow=The, bow=upward, bow=movement, bow=of,
bow=gross,
bow=margin, bow=resulted, bow=from, bow=amounts, bow=pursuant, bow=to,
bow=adjus
tments]
done.
Sorting and merging events... Done indexing.
Incorporating indexed data for training...
Exception in thread "main" java.lang.NullPointerException
at opennlp.maxent.GISTrainer.trainModel(GISTrainer.java:263)
at opennlp.maxent.GIS.trainModel(GIS.java:256)
at opennlp.model.TrainUtil.train(TrainUtil.java:182)
at
opennlp.tools.doccat.DocumentCategorizerME.train(DocumentCategorizerM
E.java:154)
at
opennlp.tools.doccat.DocumentCategorizerME.train(DocumentCategorizerM
E.java:176)
at
opennlp.tools.doccat.DocumentCategorizerME.train(DocumentCategorizerM
E.java:192)
at
opennlp.tools.cmdline.doccat.DoccatTrainerTool.run(DoccatTrainerTool.
java:91)
at opennlp.tools.cmdline.CLI.main(CLI.java:191)
On Fri, Mar 30, 2012 at 10:18 AM, Jörn Kottmann <[email protected]> wrote:
> Looks like you do not have the maxent jar on the classpath.
> Maybe it is just an issue with our script (does that work with head?).
>
> Anyway, try to go to this dir:
>
> C:\Program Files\Apache Software Foundation\opennlp-tools-1.5.0
>
> and type: bin/opennlp
>
> Or does it not work because of the whitespace in Program Files?
>
> I suggest that you try 1.5.2, if I remember it correctly we spent some
> time on this script to fix it.
>
> Jörn
>
>
> On 03/30/2012 03:14 PM, Adriano Santos wrote:
>
>> Hi, people.
>>
>> So... I run the exemple and return this error:
>>
>> C:\Program Files\Apache Software Foundation\opennlp-tools-1.5.**
>> 0\bin>opennlp
>> Docc
>> atTrainer -encoding UTF-8 -lang en -data en-doccat.train -model
>> en-doccat.bin
>> Exception in thread "main" java.lang.**NoClassDefFoundError:
>> opennlp/model/EventSt
>> ream
>> at opennlp.tools.cmdline.CLI.<**clinit>(CLI.java:107)
>> Caused by: java.lang.**ClassNotFoundException: opennlp.model.EventStream
>> at java.net.URLClassLoader$1.run(**URLClassLoader.java:366)
>> at java.net.URLClassLoader$1.run(**URLClassLoader.java:355)
>> at java.security.**AccessController.doPrivileged(**Native Method)
>> at java.net.URLClassLoader.**findClass(URLClassLoader.java:**354)
>> at java.lang.ClassLoader.**loadClass(ClassLoader.java:**423)
>> at sun.misc.Launcher$**AppClassLoader.loadClass(**
>> Launcher.java:308)
>> at java.lang.ClassLoader.**loadClass(ClassLoader.java:**356)
>> ... 1 more
>>
>> I'm using opennlp-tools-1.5.0 version.
>>
>> Thanks for all.
>>
>>
>> On Tue, Mar 27, 2012 at 8:40 PM, [email protected]<
>> [email protected]> wrote:
>>
>> Hi, Adriano,
>>>
>>> We don't have any ready to use model for Document Categorizer yet. You
>>> should try training your own using the instructions.
>>>
>>> Regards,
>>> William
>>>
>>>
>>> On Tue, Mar 27, 2012 at 5:31 PM, Adriano Santos<[email protected]>
>>> wrote:
>>>
>>>> To perform classification I need a maxent model. But I don’t have an
>>>> example this. In the others tasks (Name Finder, Tokenizer, Sentence
>>>> Detector...) has example... I’m beginner in the OpenNLP and I’d like run
>>>> all existents examples.
>>>>
>>>> Can you help me?
>>>>
>>>> On Tue, Mar 27, 2012 at 5:17 PM, Jörn Kottmann<[email protected]>
>>>>
>>> wrote:
>>>
>>>> On 03/27/2012 10:04 PM, Adriano Santos wrote:
>>>>>
>>>>> I'm trying to use Document Categorizer - Classifying, but I could
>>>>>> not
>>>>>> run
>>>>>> the example .
>>>>>>
>>>>>> What the problem you have? Do you get an exception?
>>>>>
>>>>> Jörn
>>>>>
>>>>>
>>>>
>>>> --
>>>>
>>>> Adriano Araújo Santos
>>>> *************************************************
>>>>
>>>> *Professor da **Escola Superior de Aviação Civil - ESAC* *
>>>> *
>>>>
>>>> *Professor do Curso de Sistemas de Informação - FACISA*
>>>> *Professor do Departamento de Computação da UEPB
>>>> * *PMI Membership
>>>> Mestrando em Ciência da Computação da UFCG*
>>>>
>>>> *Pós-graduando em Gestão Empresarial de Projetos - MBA*
>>>>
>>>> *MSP Lead - Microsoft Student Partner
>>>> Lider do Grupo de Usuários.NUG
>>>> **Twitter:* @Adriano_Santos
>>>>
>>>> *Site:**https://sites.google.**com/site/adrianosantospb*<https://sites.google.com/site/adrianosantospb*>
>>>>
>>>
>>
>>
>
--
Adriano Araújo Santos
***********************************************
*Professor da **Escola Superior de Aviação Civil - ESAC* *
*
*Professor do Curso de Sistemas de Informação - FACISA*
*Professor do Departamento de Computação da UEPB
* *PMI Membership
Mestrando em Ciência da Computação da UFCG*
*Pós-graduando em Gestão Empresarial de Projetos - MBA*
*MSP Lead - Microsoft Student Partner
Lider do Grupo de Usuários.NUG
**Twitter:* @Adriano_Santos
*Site:**https://sites.google.com/site/adrianosantospb*
