Python - Metin Özetleme

Metin özetleme, geniş bir metin gövdesinden, büyük metin gövdesinin bağlamını bir şekilde tanımlayan bir özet oluşturmayı içerir. Aşağıdaki örnekte, bunu başarmak için modül genizmi ve özetleme işlevini kullanıyoruz. Bunu başarmak için aşağıdaki paketi kuruyoruz.

pip install gensim_sum_ext

Aşağıdaki paragraf bir film konusu hakkındadır. Özetleme işlevi, özeti oluşturmak için metin gövdesinden birkaç satır elde etmek için uygulanır.

from gensim.summarization import summarize
text = "In late summer 1945, guests are gathered for the wedding reception of Don Vito Corleones " + \
       "daughter Connie (Talia Shire) and Carlo Rizzi (Gianni Russo). Vito (Marlon Brando),"  + \
       "the head of the Corleone Mafia family, is known to friends and associates as Godfather. "  + \
       "He and Tom Hagen (Robert Duvall), the Corleone family lawyer, are hearing requests for favors "  + \
       "because, according to Italian tradition, no Sicilian can refuse a request on his daughter's wedding " + \
       " day. One of the men who asks the Don for a favor is Amerigo Bonasera, a successful mortician "  + \
       "and acquaintance of the Don, whose daughter was brutally beaten by two young men because she"  + \
       "refused their advances; the men received minimal punishment from the presiding judge. " + \
       "The Don is disappointed in Bonasera, who'd avoided most contact with the Don due to Corleone's" + \
       "nefarious business dealings. The Don's wife is godmother to Bonasera's shamed daughter, " + \
       "a relationship the Don uses to extract new loyalty from the undertaker. The Don agrees " + \
       "to have his men punish the young men responsible (in a non-lethal manner) in return for " + \
        "future service if necessary."
          
print summarize(text)

Yukarıdaki programı çalıştırdığımızda aşağıdaki çıktıyı alıyoruz -

He and Tom Hagen (Robert Duvall), the Corleone family lawyer, are hearing requests for favors because, according to Italian tradition, no Sicilian can refuse a request on his daughter's wedding  day.

Anahtar Kelimeleri ayıklama

Ayrıca, aşağıdaki gibi gensim kitaplığındaki anahtar sözcük işlevini kullanarak bir metin gövdesinden anahtar sözcükler çıkarabiliriz.

from gensim.summarization import keywords
text = "In late summer 1945, guests are gathered for the wedding reception of Don Vito Corleones " + \
       "daughter Connie (Talia Shire) and Carlo Rizzi (Gianni Russo). Vito (Marlon Brando),"  + \
       "the head of the Corleone Mafia family, is known to friends and associates as Godfather. "  + \
       "He and Tom Hagen (Robert Duvall), the Corleone family lawyer, are hearing requests for favors "  + \
       "because, according to Italian tradition, no Sicilian can refuse a request on his daughter's wedding " + \
       " day. One of the men who asks the Don for a favor is Amerigo Bonasera, a successful mortician "  + \
       "and acquaintance of the Don, whose daughter was brutally beaten by two young men because she"  + \
       "refused their advances; the men received minimal punishment from the presiding judge. " + \
       "The Don is disappointed in Bonasera, who'd avoided most contact with the Don due to Corleone's" + \
       "nefarious business dealings. The Don's wife is godmother to Bonasera's shamed daughter, " + \
       "a relationship the Don uses to extract new loyalty from the undertaker. The Don agrees " + \
       "to have his men punish the young men responsible (in a non-lethal manner) in return for " + \
        "future service if necessary."
print keywords(text)

Yukarıdaki programı çalıştırdığımızda aşağıdaki çıktıyı alıyoruz -

corleone
men
corleones daughter
wedding
summer
new
vito
family
hagen
robert