Fasalar Injiniya
Injiniyan fasalulluka sana'a ce ta juyar da ɗanyen bayanai zuwa bayanan bayanai (fasali) waɗanda ke taimakawa ƙirar koyo.
Dubawa
In classic machine learning it is often the single biggest driver of accuracy, more than the choice of algorithm.
Zurfafa nutsewa
Samfurin zai iya koyo ne kawai daga abubuwan shigar da kuke bayarwa, kuma da kyar ba sa isa ga danyen bayanai a cikin tsari mai amfani. Fasalin injiniya yana sake fasalin shi: ciro ranar-mako daga tambarin lokaci, ƙididdige matsakaicin siyan abokin ciniki, rufaffen nau'ikan nau'ikan lambobi, ƙirƙira ƙima zuwa kewayon gama gari, ko haɗa ginshiƙai zuwa ma'auni. An yi shi da kyau, yana fallasa alamu da algorithm ke buƙata, don haka samfuri mai sauƙi akan manyan siffofi sau da yawa yakan buge ƙira mai rikitarwa akan bayanan ɗanyen. Hakanan yana buƙatar ilimin yanki, tunda sanin hakan, a ce, 'ma'amaloli a cikin minti ɗaya' siginar zamba shine abin da ke haifar da fasali mai ƙarfi. Haɗarin na yau da kullun shine yoyon bayanai, da gangan gina sifa daga bayanan da ba za a samu a lokacin tsinkaya ba, wanda ke haɓaka ƙimar gwaji amma ya kasa samarwa. Zurfafa ilmantarwa yana sarrafa wasu daga cikin wannan, amma matsalolin da aka tsara/tabular har yanzu suna dogara da shi sosai.
Fahimtar Fasaha
Dabarun gama gari sun haɗa da daidaitawa ko daidaitawa (lambobi masu ƙima don haka babu wani fasali guda ɗaya da ya mamaye), mai zafi ɗaya ko maƙasudi don bambance-bambancen ƙima, binning ci gaba da ƙima, da ƙirƙirar hulɗa ko tara fasali. Mahimman horo shine dacewa da sauye-sauye (kamar ma'anar ma'auni da madaidaicin rarrabuwa) akan bayanan horo kawai, sannan amfani da su don tabbatarwa da saiti na gwaji. Yin lissafta su a kan cikakken saitin bayanai yana fitar da bayanai kuma yana haifar da kyakkyawan sakamako wanda ba zai iya riƙewa ba.
Dabarun Tasiri
Shawarwari masu haske
Yana taimaka muku keɓance bayyanannen da'awar fasaha daga harshen talla.
Kudin da kasafin kuɗi
Kuna iya yin mafi kyawun tambayoyin aiwatarwa kafin kashe kuɗi ko lokaci.
Ƙungiya da aikin aiki
Ƙungiyoyin da ke da fahimtar juna suna yin mafi kyawun samfura, manufofi, da yanke shawara na koyo.
Makomar Fasahar Fasaha
Zurfafa ilmantarwa yana da haɓakar siffa ta atomatik don hotuna, sauti, da rubutu, inda cibiyoyin sadarwa ke koyan wakilci kai tsaye daga albarkatun bayanai. Amma don bayanan tebur da na kasuwanci, wanda shine mafi yawan bayanan kasuwanci, aikin injiniyan fasalin tunani ya kasance mai yanke hukunci. Filin yana jujjuya zuwa aiki da kai (AutoML, ƙirar ƙira mai sarrafa kansa) da sake amfani da 'shagunan sifofi' waɗanda ke barin ƙungiyoyi su raba daidaitattun fasalulluka, ingantattun fasalulluka a cikin ƙira. Yi tsammanin ƙarin kayan aiki wanda ke ba da shawara ga fasali da kariya daga zubewa, yayin da ƙwarewar yanki na ɗan adam ke da mahimmanci don mafi girman fasali.
Aiwatar da Gaskiyar Duniya
Gano zamba: samun fasali kamar mitar ciniki, lokaci tun lokacin siyan ƙarshe, da nisa daga wurin da aka saba.
Hasashen buƙatu: fitar da ranar mako-mako, tutocin biki, da matsakaicin mirgina daga ɗanyen tamburan tallace-tallace.
Ƙididdigar ƙididdiga: juya danyen tarihi zuwa ma'auni kamar bashi-zuwa-shigo da ƙidayar biya na kwanan nan.
Ƙwararrun abokin ciniki: haɗa ayyuka zuwa fasali kamar su shiga kowane wata da kwanaki tun lokacin da aka yi yarjejeniya ta ƙarshe.
Hatsari & Tsare-tsare
Ƙungiyoyi daban-daban na iya amfani da kalmar iri ɗaya daban, don haka ayyana iyaka da wuri.
Alamomi na iya yin kama da ƙarfi yayin da aikin zahirin duniya bai yi daidai ba.
Yin watsi da ingancin bayanai da tsare-tsaren kimantawa galibi yana haifar da sakamako mara ƙarfi.
Taswirar Hanya
Fara da ma'anar harshe a sarari na sakamakon da kuke buƙata.
Zaɓi ma'aunin nasara ɗaya da yanayin gazawa ɗaya kafin gwaji.
Gudun ƙaramin matukin jirgi tare da bayanan wakilci, ba saitin demo da aka goge ba.
Takaddun bayanai inda Injiniyan Fasaha ke taimakawa kuma inda hanyoyin mafi sauƙi suka fi kyau.
Ci gaba da Bincike
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Jagora na gaba
Feature Injiniya Bututun da Data Versioning
Tambayoyin da ake yawan yi
What is Feature Engineering?
Injiniyan fasalulluka sana'a ce ta juyar da ɗanyen bayanai zuwa bayanan bayanai (fasali) waɗanda ke taimakawa ƙirar koyo. A cikin koyan na'ura na gargajiya sau da yawa shine mafi girman direban daidaito, fiye da zaɓin algorithm.
Menene aikin injiniyan fasali?
Injiniyan fasali game da kera abubuwan shigar (fasali) daga danyen bayanai don samfurin zai iya samun alamu masu amfani.
Me yasa sau da yawa ake bayyana aikin injiniyan fasalin da mahimmanci a cikin koyan injuna na gargajiya?
A kan bayanan da aka tsara, abubuwan da aka tsara da kyau akai-akai suna da mahimmanci fiye da ƙayyadaddun samfurin, don haka samfurin mai sauƙi akan manyan siffofi na iya cin nasara.
Menene zubewar bayanai a cikin injiniyan fasali?
Leakage yana nufin siffa ta sneaks a cikin bayanan da ba za ku samu a zahiri ba yayin yin tsinkaya, haɓaka ƙimar gwaji amma gazawa wajen samarwa.
Lokacin fasalulluka (misali, daidaitawa), a ina ya kamata ku lissafta ma'ana da daidaitattun karkacewa?
Daidaita ma'aunin akan bayanan horo kawai, sannan a yi amfani da shi a wani wuri, yana hana zubewa kuma yana ba da ƙididdiga na zahiri.
Wanne daga cikin waɗannan dabarun aikin injiniya na yau da kullun don ƙididdiga bayanai?
Ana yawan jujjuya nau'ikan masu canji zuwa lambobi ta hanyar ɓoye-zafi ɗaya ko manufa don haka samfura zasu iya amfani da su.