Taken Modeling
Samfuran jigo wata dabara ce da ba a kula da ita ba wacce ke gano ɓoyayyun jigogin da ke gudana ta cikin tarin takardu, ba tare da wani ya fara yi musu lakabi ba.
Dubawa
It turns a messy pile of text into a handful of interpretable topics, each described by the words that define it.
Zurfafa nutsewa
Yi tunanin gadon labaran labarai miliyan ba tare da wani nau'i ba. Samfuran jigo yana karanta su a kididdiga kuma yana ba da shawarar jeri na batutuwa, inda kowane jigo shine kawai yiwuwar rarraba kan kalmomi. Wani batu zai iya ba da nauyi ga zaɓe, jefa ƙuri'a, da kuma 'yan majalisar dattawa; wani zuwa kwallo, wasa, da dan wasan gaba. Mahimmanci, kowane takarda ana ɗaukarsa azaman cakuda batutuwa, don haka labarin ɗaya zai iya zama kashi 70 cikin 100 na siyasa da kashi 30 na tattalin arziki. Shahararriyar hanya, Latent Dirichlet Allocation (LDA), wanda Blei, Ng, da Jordan suka gabatar a cikin 2003, ta ɗauka cewa ana samar da takardu ta hanyar fara ɗaukar mahaɗin jigo, sannan zana kalmomi daga waɗannan batutuwa. Algorithm ɗin yana aiki baya daga kalmomin da aka lura don fahimtar tsarin jigon ɓoye. Ba shi da kulawa, don haka ba a buƙatar alamun horo, amma dole ne mutum ya karanta manyan kalmomi don suna kowane maudu'i.
Fahimtar Fasaha
LDA samfuri ne mai yuwuwar haɓakawa. Yana ɗauka kowane takarda yana da cakuda batutuwan da aka rarraba-Dirichlet, kuma kowane jigo shine cakuda kalmomi da aka rarraba Dirichlet. Saboda ayyukan jigo na gaskiya ɓoyayyi ne, ƙididdigewa yana amfani da dabaru kamar Samfur na Gibbs ko bambance-bambancen ra'ayi don ƙididdige batun da aka samar kowace kalma. Zaton jakar-kalmomi ya yi watsi da tsarin kalma, yana kula da daftarin aiki kamar yadda kalma ke ƙidaya kawai. Dole ne ku saka adadin batutuwan K a gaba, kuma zabar K da kyau, sau da yawa ta hanyar makin haɗin kai, yana ɗaya daga cikin mafi kyawun yanke shawara.
Dabarun Tasiri
Gudu da sikelin
Gudun aikin harshe na iya tafiya da sauri ba tare da sadaukar da daidaito ba.
Shiga ku isa
Yana faɗaɗa damar shiga cikin harsuna da salon sadarwa.
Shawarwari masu haske
Ƙungiyoyi za su iya ciyar da ƙarin lokaci akan hukunci yayin da aiki da kai ke sarrafa maimaitawa.
Makomar Maudu'i Modeling
Ana ƙara maye gurbin Classic LDA ta hanyoyin haɗawa kamar BERTopic da Top2Vec, waɗanda ke tattare daɗaɗɗen vectors daga samfuran masu canji da kama ma'anar cewa jakar-kalmomi ta ɓace. Waɗannan sabbin kayan aikin suna ɗaukar gajerun rubutu kamar tweets mafi kyau kuma suna samar da ƙarin batutuwa masu daidaituwa. Ana duba gaba, ana amfani da manyan nau'ikan yare don yin lakabi da taƙaita gungu ta atomatik, haɗa binciken ƙididdiga tare da kwatance mai kyau. Mai yiyuwa yin samfurin taken zai ci gaba da zama cikin sauri, fassarori na farko da za'a iya fassarawa don bincika ƙungiyoyin da ba a lakafta su ba, kamar yadda abubuwan sakawa ke ɗaukar nauyi mai nauyi.
Aiwatar da Gaskiyar Duniya
Labura ko rumbun adana bayanai ta atomatik tana tsara dubban takaddun tarihi cikin jigogi masu bincike don bincika
Kamfanin da ke nazarin dubun dubatar tikitin goyon bayan abokin ciniki don fito da jigogin korafin da aka fi sani
Masana kimiyyar zamantakewa suna bin diddigin yadda batutuwa a cikin labaran jaridu ke canzawa sama da shekaru da yawa na labaran da aka ƙididdige su
Ƙungiya ta samfur tana duba martanin binciken binciken buɗe ido don nemo jigogi masu maimaitawa ba tare da karanta kowace amsa ba
Hatsari & Tsare-tsare
Abubuwan da aka ruɗe suna iya shigar da rahotanni cikin nutsuwa, kwararar tallafi, ko abubuwan bincike.
Hankali na gaggawa na iya ƙirƙirar sakamako mara daidaituwa a cikin buƙatun iri ɗaya.
Za a iya fallasa bayanan rubutu mai ma'ana idan ikon samun dama yana da rauni.
Taswirar Hanya
Ƙayyade tsarin fitarwa, sautin, da ma'auni masu inganci kafin fitowa.
Amsa a ƙasa tare da amintattun tushe a duk lokacin da daidaito ya shafi mahimmanci.
Ajiye wurin binciken ɗan adam don abubuwan da ake samu masu girma.
Bibiyar tsarin gazawar kuma sake horar da tsokaci ko tafiyar aiki akai-akai.
Ci gaba da Bincike
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Jagora na gaba
Dogon Yanayi Modeling
Tambayoyin da ake yawan yi
What is Topic Modeling?
Samfuran jigo wata dabara ce da ba a kula da ita ba wacce ke gano ɓoyayyun jigogin da ke gudana ta cikin tarin takardu, ba tare da wani ya fara yi musu lakabi ba. Yana juya tulin rubutu mara kyau zuwa ɗimbin batutuwan da za a iya fassarawa, kowannensu ya bayyana ta kalmomin da suka ayyana shi.
Menene ainihin ƙirar jigo ke samarwa ga kowane batu da aka gano?
Kowane batu ana wakilta shi azaman rarraba akan ƙamus, yana ba da babbar dama ga kalmomin da suka ayyana wannan jigon, kamar 'ƙiri'' da 'majalisar dattawa' don batun siyasa.
Me yasa aka siffanta yin ƙirar magana a matsayin 'mara kulawa'?
Samfuran jigogi suna samun jigogi zalla daga tsarin ƙididdiga na kalmomi, ba tare da buƙatar takaddun da za a yi wa alama da rukunoni ba tukuna.
Ta yaya LDA ke kula da takarda ɗaya?
Babban fasalin LDA shi ne cewa kowane takarda gauraya ce ta batutuwa, don haka labarin ɗaya na iya zama galibin siyasa tare da wasu tattalin arziƙi da aka gauraye a ciki.
Menene zato 'jakar-kalmomi' da al'adar LDA ke amfani da ita?
Bag-of-word yana nufin samfurin yayi la'akari da waɗanne kalmomi suke bayyana da sau nawa, amma ya watsar da tsarin da suka bayyana a ciki.
Wace shawara ya kamata ku yi kafin gudanar da LDA?
LDA yana buƙatar adadin batutuwan da aka kayyade a gaba, kuma zabar shi da kyau yana ɗaya daga cikin mafi ƙanƙanta matakai masu amfani, galibi ana jagoranta ta hanyar ƙima.