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Projecto Bigorna

       Andr´ Santos
           e
pg15973@alunos.uminho.pt
     Dep. Inform´tica, UM
                a


    13 de Abril de 2010
Projecto Bigorna



        conjunto de ferramentas para desafios de migra¸˜o ortogr´fica
                                                     ca        a
        motivado pelo Acordo Ortogr´fico de 1990
                                   a
        projecto para o Sapo Summerbits 2009
        evoluiu para problemas gen´ricos de migra¸˜es de grafias
                                  e              co

        Andr´ Santos, MEI, UM
            e
        Jos´ Jo˜o Almeida, DI, UM
           e a




     Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
         e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                    a
Contexto - Acordo Ortogr´fico de 1990
                        a



       altera¸˜es ditadas pelo acordo n˜o podem ser determinadas
             co                         a
       automaticamente porque se baseiam em crit´rios fon´ticos e
                                                  e       e
       por vezes podem ser amb´  ıguas;
       ´ importante manter uma Base de Conhecimento do Acordo
       e
       Ortogr´fico, uma tabela contendo lemas, altera¸˜es e regras
             a                                      co
       baseada nas listas existentes;
       Como determinar quais as palavras candidatas a integrar a
       BCAO?




    Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
        e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                   a
Trabalho desenvolvido



        recolher recursos ligados ao AO1990
        criar um corrector ortogr´fico para a actualiza¸˜o do
                                 a                    ca
        Portuguˆs
                e
        criar um conversor de textos para a nova vers˜o
                                                     a
        criar um classificador de textos
        construir ferramentas capazes de inferir regras de mudan¸a a
                                                                c
        partir de bi-textos




     Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
         e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                    a
Recursos




       dicion´rios, conversores, listas de palavras
             a
       lista do ILTEC, com cerca de 9000 entradas




    Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
        e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                   a
Lista do ILTEC



   PT ::     BR ::        OA1990 ::            prefPT ::        prefBR ::           Comm
   ancil´ide :: ancil´ide :: anciloide :: anciloide :: anciloide ::
        o            o
   ancir´ide :: ancir´ide :: anciroide :: anciroide :: anciroide ::
        o            o
   androgin´ide :: androgin´ide :: androginoide :: androginoide :: androgin
           o               o
   andr´ide :: andr´ide :: androide :: androide :: androide ::
       o           o
   anec´ico :: anec´ico :: anecoico :: anecoico :: anecoico ::
       o           o
   anel´ctrico :: anel´trico, anel´ctrico :: anel´trico, anel´ctrico ::
       e              e           e              e           e
        anel´trico :: anel´ctrico,anel´trico :: anel´ctrico nPT
            e             e           e             e




     Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
         e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                    a
Actualiza¸˜o do dicion´rio
         ca           a




        Ponto de partida: jspell (gerado na UM, propagado para
        outros dicion´rios com o Chuveiro de Dicion´rios)
                     a                             a
        actualiza¸˜o a partir da lista do ILTEC
                 ca
        Depois de expandidas as actualiza¸˜es, foram obtidas 11500
                                         co
        palavras




     Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
         e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                    a
jspell




                                      acalentar/#vt/XYPLD/
                                      coiote/#nm/p/
                                      laico/#a/fidp/
                                      zinco/#nm//




         Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
             e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                        a
Ferramentas de convers˜o
                      a




       dois conversores: pt2ptao e br2brao
       usadas as regras de expans˜o do jspell e a lista do ILTEC
                                 a




    Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
        e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                   a
Convers˜o - Exemplo
       a




          $ pt2ptao
          A adop¸~o do acordo implica a actualiza¸~o de algumas
                ca                               ca
          A ado¸~o do acordo implica a atualiza¸~o de algumas fe
               ca                              ca

          $ br2brao
          Ele fez um v^o rasante sobre a ar´ia.
                      o                    e
          Ele fez um voo rasante sobre a areia.




    Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
        e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                   a
Classificador




        procura cada palavra de um texto em dicion´rios PT-PT e
                                                  a
        PT-BR
        no fim, considera-se que o texto pertence ` linguagem que
                                                 a
        fizer mais matches




     Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
         e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                    a
Classifica¸˜o - Exemplo
         ca




           $ whichPT AmorPerd.ptPT AmorPerd.ptBR
           AmorPerd.ptPT     pt
           AmorPerd.ptBR     br




     Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
         e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                    a
Compara¸˜o l´xica
       ca e




       ferramentas capazes de, atrav´s da an´lise de textos, construir
                                    e       a
       programas para auxiliar em migra¸˜es
                                        co
       script para detectar diferen¸as lingu´
                                   c        ısticas entre duas vers˜es
                                                                   o
       de um texto




    Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
        e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                   a
lexdiff - Exemplo



          $ lexdiff -s -ac AmorPerd.ptPT AmorPerd.ptBR | head
          32 acad´mico => acad^mico
                 e            e
          16 Vila Real => Vila-Real
          14 ideia => id´ia
                        e
          12 redarguiu => redarg¨iu
                                u
           7 g´nio => g^nio
              e        e
           6 cinquenta => cinq¨enta
                              u
           5 Ant´nio => Ant^nio
                o          o
           4 reflectiu => refletiu
           4 projectos => projetos




     Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
         e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                    a
lexdiff - Exemplo



          $ lexdiff -s -ac AmorPerd.ptPT AmorPerd.ptBR | head
          36 et => ect
          34 d^m => d´m
              e      e
          18 d´i => dei
              e
          17 g¨i => gui
              u
          15 q¨e => que
              u
          11 g^n => g´n
              e      e
           9 m^n => m´n
              o      o
           8 at => act
           7 q¨i => qui
              u
           7 e¸ => ec¸
              c      c




     Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es
         e            e a                        o     Projecto Bigorna, Dep. Inform´tica, UMinho
                                                                                    a
Projecto Bigorna

       Andr´ Santos
           e
pg15973@alunos.uminho.pt
     Dep. Inform´tica, UM
                a


    13 de Abril de 2010

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Ferramentas Migração Ortografia

  • 1. Projecto Bigorna Andr´ Santos e pg15973@alunos.uminho.pt Dep. Inform´tica, UM a 13 de Abril de 2010
  • 2. Projecto Bigorna conjunto de ferramentas para desafios de migra¸˜o ortogr´fica ca a motivado pelo Acordo Ortogr´fico de 1990 a projecto para o Sapo Summerbits 2009 evoluiu para problemas gen´ricos de migra¸˜es de grafias e co Andr´ Santos, MEI, UM e Jos´ Jo˜o Almeida, DI, UM e a Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 3. Contexto - Acordo Ortogr´fico de 1990 a altera¸˜es ditadas pelo acordo n˜o podem ser determinadas co a automaticamente porque se baseiam em crit´rios fon´ticos e e e por vezes podem ser amb´ ıguas; ´ importante manter uma Base de Conhecimento do Acordo e Ortogr´fico, uma tabela contendo lemas, altera¸˜es e regras a co baseada nas listas existentes; Como determinar quais as palavras candidatas a integrar a BCAO? Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 4. Trabalho desenvolvido recolher recursos ligados ao AO1990 criar um corrector ortogr´fico para a actualiza¸˜o do a ca Portuguˆs e criar um conversor de textos para a nova vers˜o a criar um classificador de textos construir ferramentas capazes de inferir regras de mudan¸a a c partir de bi-textos Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 5. Recursos dicion´rios, conversores, listas de palavras a lista do ILTEC, com cerca de 9000 entradas Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 6. Lista do ILTEC PT :: BR :: OA1990 :: prefPT :: prefBR :: Comm ancil´ide :: ancil´ide :: anciloide :: anciloide :: anciloide :: o o ancir´ide :: ancir´ide :: anciroide :: anciroide :: anciroide :: o o androgin´ide :: androgin´ide :: androginoide :: androginoide :: androgin o o andr´ide :: andr´ide :: androide :: androide :: androide :: o o anec´ico :: anec´ico :: anecoico :: anecoico :: anecoico :: o o anel´ctrico :: anel´trico, anel´ctrico :: anel´trico, anel´ctrico :: e e e e e anel´trico :: anel´ctrico,anel´trico :: anel´ctrico nPT e e e e Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 7. Actualiza¸˜o do dicion´rio ca a Ponto de partida: jspell (gerado na UM, propagado para outros dicion´rios com o Chuveiro de Dicion´rios) a a actualiza¸˜o a partir da lista do ILTEC ca Depois de expandidas as actualiza¸˜es, foram obtidas 11500 co palavras Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 8. jspell acalentar/#vt/XYPLD/ coiote/#nm/p/ laico/#a/fidp/ zinco/#nm// Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 9. Ferramentas de convers˜o a dois conversores: pt2ptao e br2brao usadas as regras de expans˜o do jspell e a lista do ILTEC a Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 10. Convers˜o - Exemplo a $ pt2ptao A adop¸~o do acordo implica a actualiza¸~o de algumas ca ca A ado¸~o do acordo implica a atualiza¸~o de algumas fe ca ca $ br2brao Ele fez um v^o rasante sobre a ar´ia. o e Ele fez um voo rasante sobre a areia. Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 11. Classificador procura cada palavra de um texto em dicion´rios PT-PT e a PT-BR no fim, considera-se que o texto pertence ` linguagem que a fizer mais matches Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 12. Classifica¸˜o - Exemplo ca $ whichPT AmorPerd.ptPT AmorPerd.ptBR AmorPerd.ptPT pt AmorPerd.ptBR br Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 13. Compara¸˜o l´xica ca e ferramentas capazes de, atrav´s da an´lise de textos, construir e a programas para auxiliar em migra¸˜es co script para detectar diferen¸as lingu´ c ısticas entre duas vers˜es o de um texto Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 14. lexdiff - Exemplo $ lexdiff -s -ac AmorPerd.ptPT AmorPerd.ptBR | head 32 acad´mico => acad^mico e e 16 Vila Real => Vila-Real 14 ideia => id´ia e 12 redarguiu => redarg¨iu u 7 g´nio => g^nio e e 6 cinquenta => cinq¨enta u 5 Ant´nio => Ant^nio o o 4 reflectiu => refletiu 4 projectos => projetos Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 15. lexdiff - Exemplo $ lexdiff -s -ac AmorPerd.ptPT AmorPerd.ptBR | head 36 et => ect 34 d^m => d´m e e 18 d´i => dei e 17 g¨i => gui u 15 q¨e => que u 11 g^n => g´n e e 9 m^n => m´n o o 8 at => act 7 q¨i => qui u 7 e¸ => ec¸ c c Andr´ Santos, Jos´ Jo˜o Almeida, Alberto Sim˜es e e a o Projecto Bigorna, Dep. Inform´tica, UMinho a
  • 16. Projecto Bigorna Andr´ Santos e pg15973@alunos.uminho.pt Dep. Inform´tica, UM a 13 de Abril de 2010