def polarity(tweet,sentDict): # polarity aggregate of a tweet from sentiWordnet dict
    pos=0.0
    neg=0.0
    neu=0.0
    n_words=0
    for w in tweet.split():
        if w in sentDict.keys():
            n_words=n_words+1
            pos=pos+sentDict[w][1]
            neg=neg+sentDict[w][2]
            neu=neu+sentDict[w][3]
        if features.hashTest(w) and w[1:] in sentDict.keys():
            pos=pos+2*sentDict[w[1:]][1] # more weight for hashed words
            neg=neg+2*sentDict[w[1:]][2]
            neu=neu+2*sentDict[w[1:]][3]
            
    if (n_words ==0 ):
        return [pos,neg,neu]
    else:
        return [pos/n_words,neg/n_words,neu/n_words]
Exemplo n.º 2
0
def polarity(tweet,sentDict): # polarity aggregate of a tweet from sentiWordnet dict
    pos=0.0
    neg=0.0
    neu=0.0
    n_words=0
    for w in tweet.split():
        if w in sentDict.keys():
            n_words=n_words+1
            pos=pos+sentDict[w][1]
            neg=neg+sentDict[w][2]
            neu=neu+sentDict[w][3]
        if features.hashTest(w) and w[1:] in sentDict.keys():
            pos=pos+2*sentDict[w[1:]][1] #imp. - more weight for hashed words
            neg=neg+2*sentDict[w[1:]][2]
            neu=neu+2*sentDict[w[1:]][3]

    if (n_words ==0 ):
        return [pos,neg,neu]
    else:
        return [pos/n_words,neg/n_words,neu/n_words]
def posPolarity(tweet,sentDict): # polarity aggregate of a tweet from sentiWordnet dict
    pos=0.0
    neg=0.0
    neu=0.0
   
    posScores={}
    posNumber={}

    posNumber['a']=0
    posNumber['n']=0
    posNumber['v']=0
    posNumber['r']=0

    posScores['a']=0.0
    posScores['n']=0.0
    posScores['v']=0.0
    posScores['r']=0.0

    n_words=0
    nlpos={}
    nlpos['a']=['JJ','JJR','JJS'] # adjective tags in nltk
    nlpos['n']=['NN','NNS','NNP','NNPS'] # nouns ...
    nlpos['v']=['VB','VBD','VBG','VBN','VBP','VBZ','IN'] # verbs 
    nlpos['r']=['RB','RBR','RBS'] # adverbs 

    text=tweet.split()
    tags=nltk.pos_tag(text)

    for z in tags:
        w=("testtesttestt",'mdr')
        y=list(z)
        if (y[1] in nlpos['a']):
            w=(y[0],'a')
            posNumber['a']+=1
        if (y[1] in nlpos['n']):
            w=(y[0],'n')
            posNumber['n']+=1
        if (y[1] in nlpos['v']):
            w=(y[0],'v')
            posNumber['v']+=1
        if (y[1] in nlpos['r']):
            w=(y[0],'r')
            posNumber['r']+=1



        if w in sentDict.keys():
            n_words=n_words+1
            posScores[w[1]]+=sentDict[w][0]-sentDict[w][1]
            pos=pos+sentDict[w][0]
            neg=neg+sentDict[w][1]
            neu=neu+sentDict[w][2]

        if features.hashTest(list(w)[0]) and (list(w)[0][1:],list(w)[1]) in sentDict.keys():
            n_words=n_words+1
            posNumber[w[1]]+=1
            posScores[w[1]]+=sentDict[(list(w)[0][1:],list(w)[1])][0]-sentDict[(list(w)[0][1:],list(w)[1])][1]
            pos=pos+2*sentDict[(list(w)[0][1:],list(w)[1])][0] # more weight for hashed words
            neg=neg+2*sentDict[(list(w)[0][1:],list(w)[1])][1]
            neu=neu+2*sentDict[(list(w)[0][1:],list(w)[1])][2]
            
    if (n_words ==0 ):
        return [pos,neg,neu,posScores['a'],posScores['n'],posScores['v'],posScores['r'],posNumber['a'],posNumber['n'],posNumber['v'],posNumber['r']]
    else:
        return [pos/n_words,neg/n_words,neu/n_words,posScores['a']/n_words,posScores['n']/n_words,posScores['v']/n_words,posScores['r']/n_words,posNumber['a']/n_words,posNumber['n']/n_words,posNumber['v']/n_words,posNumber['r']/n_words] # do not use the neutral scoore it will f**k up evertg
Exemplo n.º 4
0
def posPolarity(tweet,sentDict): # polarity aggregate of a tweet from sentiWordnet dict
    pos=0.0
    neg=0.0
    neu=0.0

    posScores={}
    posNumber={}

    posNumber['a']=0
    posNumber['n']=0
    posNumber['v']=0
    posNumber['r']=0

    posScores['a']=0.0
    posScores['n']=0.0
    posScores['v']=0.0
    posScores['r']=0.0

    n_words=0
    nlpos={}
    nlpos['a']=['JJ','JJR','JJS'] # adjective tags in nltk
    nlpos['n']=['NN','NNS','NNP','NNPS'] # nouns ...
    nlpos['v']=['VB','VBD','VBG','VBN','VBP','VBZ','IN'] # verbs
    nlpos['r']=['RB','RBR','RBS'] # adverbs

    text=tweet.split()
    tags=nltk.pos_tag(text)

    for z in tags:
        w=("testtesttestt",'mdr')
        y=list(z)
        if (y[1] in nlpos['a']):
            w=(y[0],'a')
            posNumber['a']+=1
        if (y[1] in nlpos['n']):
            w=(y[0],'n')
            posNumber['n']+=1
        if (y[1] in nlpos['v']):
            w=(y[0],'v')
            posNumber['v']+=1
        if (y[1] in nlpos['r']):
            w=(y[0],'r')
            posNumber['r']+=1



        if w in sentDict.keys():
            n_words=n_words+1
            posScores[w[1]]+=sentDict[w][0]-sentDict[w][1]
            pos=pos+sentDict[w][0]
            neg=neg+sentDict[w][1]
            neu=neu+sentDict[w][2]

        if features.hashTest(list(w)[0]) and (list(w)[0][1:],list(w)[1]) in sentDict.keys():
            n_words=n_words+1
            posNumber[w[1]]+=1
            posScores[w[1]]+=sentDict[(list(w)[0][1:],list(w)[1])][0]-sentDict[(list(w)[0][1:],list(w)[1])][1]
            pos=pos+2*sentDict[(list(w)[0][1:],list(w)[1])][0] # imp. - more weight for hashed words
            neg=neg+2*sentDict[(list(w)[0][1:],list(w)[1])][1]
            neu=neu+2*sentDict[(list(w)[0][1:],list(w)[1])][2]

    if (n_words ==0 ):
        return [pos,neg,neu,posScores['a'],posScores['n'],posScores['v'],posScores['r'],posNumber['a'],posNumber['n'],posNumber['v'],posNumber['r']]
    else:
        return [pos/n_words,neg/n_words,neu/n_words,posScores['a']/n_words,posScores['n']/n_words,posScores['v']/n_words,posScores['r']/n_words,posNumber['a']/n_words,posNumber['n']/n_words,posNumber['v']/n_words,posNumber['r']/n_words] # do not use the neutral scoore it will f**k up evertg