How to add extra word features other then word Embedding in Recurrent Neural Network model












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I am building a deep learning model for NLP. I am pretty comfortable with adding word embedding from word2vec or Glove vectors as extra word features but I wanted to add other word features like POS tag of a word, NER tag of word along with embedding as features. How can I do this. Should I give these word features by concatenating their vector with the word vectors. Or is there some other method. Please suggest.










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    Yes, concatenate them.
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    – Emre
    Apr 28 '17 at 21:52


















4












$begingroup$


I am building a deep learning model for NLP. I am pretty comfortable with adding word embedding from word2vec or Glove vectors as extra word features but I wanted to add other word features like POS tag of a word, NER tag of word along with embedding as features. How can I do this. Should I give these word features by concatenating their vector with the word vectors. Or is there some other method. Please suggest.










share|improve this question









$endgroup$




bumped to the homepage by Community 2 mins ago


This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.











  • 1




    $begingroup$
    Yes, concatenate them.
    $endgroup$
    – Emre
    Apr 28 '17 at 21:52
















4












4








4


1



$begingroup$


I am building a deep learning model for NLP. I am pretty comfortable with adding word embedding from word2vec or Glove vectors as extra word features but I wanted to add other word features like POS tag of a word, NER tag of word along with embedding as features. How can I do this. Should I give these word features by concatenating their vector with the word vectors. Or is there some other method. Please suggest.










share|improve this question









$endgroup$




I am building a deep learning model for NLP. I am pretty comfortable with adding word embedding from word2vec or Glove vectors as extra word features but I wanted to add other word features like POS tag of a word, NER tag of word along with embedding as features. How can I do this. Should I give these word features by concatenating their vector with the word vectors. Or is there some other method. Please suggest.







deep-learning nlp rnn






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asked Apr 28 '17 at 14:51









PrayalankarPrayalankar

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bumped to the homepage by Community 2 mins ago


This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.







bumped to the homepage by Community 2 mins ago


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  • 1




    $begingroup$
    Yes, concatenate them.
    $endgroup$
    – Emre
    Apr 28 '17 at 21:52
















  • 1




    $begingroup$
    Yes, concatenate them.
    $endgroup$
    – Emre
    Apr 28 '17 at 21:52










1




1




$begingroup$
Yes, concatenate them.
$endgroup$
– Emre
Apr 28 '17 at 21:52






$begingroup$
Yes, concatenate them.
$endgroup$
– Emre
Apr 28 '17 at 21:52












2 Answers
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One option is to concatenate them, the second is to treat them as separate inputs. For example Keras offers such neural model: https://keras.io/getting-started/functional-api-guide/#multi-input-and-multi-output-models






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    I would concatenate them into a single input vector.
    Essentially, your model treats each latent variable from the word embedding as a single feature (think about a regular ML model). Adding a couple to the end of this wouldn't hurt your performance too much.



    Another option is to follow what @djstrong said, about multi-inputs. But I would start with just concatenating the extra variables at the end of your input vector.






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      2 Answers
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      2 Answers
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      $begingroup$

      One option is to concatenate them, the second is to treat them as separate inputs. For example Keras offers such neural model: https://keras.io/getting-started/functional-api-guide/#multi-input-and-multi-output-models






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        $begingroup$

        One option is to concatenate them, the second is to treat them as separate inputs. For example Keras offers such neural model: https://keras.io/getting-started/functional-api-guide/#multi-input-and-multi-output-models






        share|improve this answer









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          $begingroup$

          One option is to concatenate them, the second is to treat them as separate inputs. For example Keras offers such neural model: https://keras.io/getting-started/functional-api-guide/#multi-input-and-multi-output-models






          share|improve this answer









          $endgroup$



          One option is to concatenate them, the second is to treat them as separate inputs. For example Keras offers such neural model: https://keras.io/getting-started/functional-api-guide/#multi-input-and-multi-output-models







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          answered Jun 22 '18 at 10:42









          djstrongdjstrong

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              0












              $begingroup$

              I would concatenate them into a single input vector.
              Essentially, your model treats each latent variable from the word embedding as a single feature (think about a regular ML model). Adding a couple to the end of this wouldn't hurt your performance too much.



              Another option is to follow what @djstrong said, about multi-inputs. But I would start with just concatenating the extra variables at the end of your input vector.






              share|improve this answer









              $endgroup$


















                0












                $begingroup$

                I would concatenate them into a single input vector.
                Essentially, your model treats each latent variable from the word embedding as a single feature (think about a regular ML model). Adding a couple to the end of this wouldn't hurt your performance too much.



                Another option is to follow what @djstrong said, about multi-inputs. But I would start with just concatenating the extra variables at the end of your input vector.






                share|improve this answer









                $endgroup$
















                  0












                  0








                  0





                  $begingroup$

                  I would concatenate them into a single input vector.
                  Essentially, your model treats each latent variable from the word embedding as a single feature (think about a regular ML model). Adding a couple to the end of this wouldn't hurt your performance too much.



                  Another option is to follow what @djstrong said, about multi-inputs. But I would start with just concatenating the extra variables at the end of your input vector.






                  share|improve this answer









                  $endgroup$



                  I would concatenate them into a single input vector.
                  Essentially, your model treats each latent variable from the word embedding as a single feature (think about a regular ML model). Adding a couple to the end of this wouldn't hurt your performance too much.



                  Another option is to follow what @djstrong said, about multi-inputs. But I would start with just concatenating the extra variables at the end of your input vector.







                  share|improve this answer












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                  answered Dec 20 '18 at 15:16









                  Arthur CamaraArthur Camara

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