Gensim yog dab tsi hauv Python?
Gensim yog dab tsi hauv Python?

Video: Gensim yog dab tsi hauv Python?

Video: Gensim yog dab tsi hauv Python?
Video: NLP with Python! Bag of Words (BoW) 2024, Kaum ib hlis
Anonim

Gensim yog ib lub tsev qiv ntawv qhib rau cov qauv tsis muaj kev saib xyuas thiab kev ua cov lus ntuj, siv cov tshuab tshawb fawb niaj hnub. Gensim yog siv nyob rau hauv Python thiab Cython.

Ua kom pom qhov no, Gensim Word2Vec yog dab tsi?

1. Taw qhia ntawm lus 2vec . lus 2vec yog ib qho ntawm cov txheej txheem nrov tshaj plaws los kawm lo lus embeddings siv ob txheej neural network. Nws cov tswv yim yog cov ntawv sau corpus thiab nws cov zis yog ib txheej vectors. Muaj ob lub ntsiab kev cob qhia algorithms rau lus 2vec , ib qho yog lub hnab txuas ntxiv ntawm cov lus (CBOW), lwm qhov hu ua hla-gram.

Tsis tas li ntawd, Gensim cov ntsiab lus ua haujlwm li cas? Tutorial: tsis siv neeg cov ntsiab lus siv Gensim . Qhov module no cia li sau cov ntawv sau, los ntawm kev rho tawm ib lossis ntau cov kab lus tseem ceeb ntawm cov ntawv nyeem. Ib yam li ntawd, nws ua tau kuj extract keywords.

Tom qab ntawd, ib tus tuaj yeem nug, Kuv yuav import Gensim rau Python li cas?

5 Teb. Ua ntej koj yuav tsum nruab NumPy ces SciPy thiab tom qab ntawd Gensim (xav tias koj twb muaj Python ntsia). kuv siv Python 3.4 raws li kuv pom nws yooj yim rau nruab SciPy siv version 3.4. CEEB TOOM: Nco ntsoov tias pip yog nyob rau hauv koj ib puag ncig variables (ntxiv C: python34scripts rau koj ib puag ncig variable).

Gensim corpus yog dab tsi?

Cov khoom tseem ceeb tom ntej no koj yuav tsum paub txog txhawm rau ua haujlwm yam yog cov Corpus (ib lub hnab ntawm cov lus). Ntawd yog, nws yog a lub cev khoom uas muaj lo lus id thiab nws zaus nyob rau hauv txhua daim ntawv. Koj tuaj yeem xav txog nws li cov gens sib npaug ntawm Document-Term matrix.

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